Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                            924
                                                                            924
                                                                              0
                                                                            924
                                                                            924
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              4
                                                                             21
                                                                             16
                                                                             49
                                                                              1
                                                                            -47
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            341
                                                                            341
                                                                              0
                                                                            533
                                                                            533
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                            116
                                                                          2,728
                                                                          2,612
                                                                          6,827
                                                                             67
                                                                         -6,759
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            729
                                                                            729
                                                                              0
                                                                          5,352
                                                                          5,352
 Lead Service Lines Replaced (Mandatory)
                                                                             53
                                                                          1,131
                                                                          1,078
                                                                          2,915
                                                                             31
                                                                         -2,883
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                            306
                                                                            306
                                                                              0
                                                                          2,297
                                                                          2,297
 PWSs that Install CCT
                                                                             17
                                                                             18
                                                                              1
                                                                             37
                                                                             36
                                                                             -1
 Population Affected by CCT Installation
                                                                         12,751
                                                                         13,418
                                                                            666
                                                                         28,190
                                                                         27,299
                                                                           -892
 PWSs that Re-Optimize CCT due to ALE
                                                                              9
                                                                             35
                                                                             26
                                                                             40
                                                                            167
                                                                            127
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             46
                                                                             46
                                                                              0
                                                                             80
                                                                             80
 Population Affected by CCT Re-Optimization due to ALE
                                                                          6,586
                                                                         26,866
                                                                         20,280
                                                                         30,368
                                                                        126,846
                                                                         96,478
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                         35,188
                                                                         35,188
                                                                              0
                                                                         60,647
                                                                         60,647
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             87
                                                                             87
                                                                              0
                                                                            258
                                                                            258
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                         67,122
                                                                         67,122
                                                                              0
                                                                        195,923
                                                                        195,923
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              2
                                                                              2
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                          1,719
                                                                          1,719
 Notes: Detail may not add exactly to total due to independent rounding.

Exhibit C.35: System Counts and Population Impacted (Over 35 Year Period of Analysis) - Public CWS of Size 1,001 to 3,300 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          2,213
                                                                          2,213
                                                                              0
                                                                          2,213
                                                                          2,213
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                             10
                                                                             12
                                                                              2
                                                                            133
                                                                             12
                                                                           -121
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            743
                                                                            743
                                                                              0
                                                                          1,316
                                                                          1,316
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                            753
                                                                          3,116
                                                                          2,364
                                                                         17,143
                                                                          3,486
                                                                        -13,657
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                          4,084
                                                                          4,084
                                                                              0
                                                                         11,900
                                                                         11,900
 Lead Service Lines Replaced (Mandatory)
                                                                            292
                                                                          1,127
                                                                            835
                                                                          6,800
                                                                          1,087
                                                                         -5,713
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                          1,641
                                                                          1,641
                                                                              0
                                                                          4,831
                                                                          4,831
 PWSs that Install CCT
                                                                             35
                                                                             35
                                                                       < 0.5
                                                                             65
                                                                             64
                                                                             -1
 Population Affected by CCT Installation
                                                                         67,829
                                                                         69,040
                                                                          1,211
                                                                        128,152
                                                                        127,255
                                                                           -897
 PWSs that Re-Optimize CCT due to ALE
                                                                             29
                                                                            110
                                                                             81
                                                                            131
                                                                            458
                                                                            327
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             97
                                                                             97
                                                                              0
                                                                            211
                                                                            211
 Population Affected by CCT Re-Optimization due to ALE
                                                                         57,601
                                                                        230,223
                                                                        172,622
                                                                        273,021
                                                                        952,544
                                                                        679,523
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                        202,187
                                                                        202,187
                                                                              0
                                                                        431,914
                                                                        431,914
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                            214
                                                                            214
                                                                              0
                                                                            663
                                                                            663
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                        446,825
                                                                        446,825
                                                                              0
                                                                      1,364,949
                                                                      1,364,949
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.36: System Counts and Population Impacted (Over 35 Year Period of Analysis) - Public CWS of Size 3,301 to 10,000 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          2,040
                                                                          2,040
                                                                              0
                                                                          2,040
                                                                          2,040
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              6
                                                                              2
                                                                             -5
                                                                            120
                                                                              5
                                                                           -115
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            590
                                                                            590
                                                                              0
                                                                          1,184
                                                                          1,184
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                          1,405
                                                                            892
                                                                           -513
                                                                         32,336
                                                                          1,656
                                                                        -30,680
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                          9,789
                                                                          9,789
                                                                              0
                                                                         22,691
                                                                         22,691
 Lead Service Lines Replaced (Mandatory)
                                                                            547
                                                                            264
                                                                           -282
                                                                         12,301
                                                                            549
                                                                        -11,752
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                          3,702
                                                                          3,702
                                                                              0
                                                                          8,606
                                                                          8,606
 PWSs that Install CCT
                                                                             21
                                                                             22
                                                                              1
                                                                             48
                                                                             49
                                                                              1
 Population Affected by CCT Installation
                                                                        127,112
                                                                        131,974
                                                                          4,862
                                                                        286,903
                                                                        286,904
                                                                              0
 PWSs that Re-Optimize CCT due to ALE
                                                                             44
                                                                            105
                                                                             61
                                                                            138
                                                                            407
                                                                            269
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             77
                                                                             77
                                                                              0
                                                                            211
                                                                            211
 Population Affected by CCT Re-Optimization due to ALE
                                                                        281,787
                                                                        640,982
                                                                        359,195
                                                                        848,598
                                                                      2,505,110
                                                                      1,656,511
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                        467,030
                                                                        467,030
                                                                              0
                                                                      1,259,622
                                                                      1,259,622
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                            192
                                                                            192
                                                                              0
                                                                            634
                                                                            634
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                      1,163,003
                                                                      1,163,003
                                                                              0
                                                                      3,850,026
                                                                      3,850,026
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.37: System Counts and Population Impacted (Over 35 Year Period of Analysis) - Public CWS of Size 10,001 to 50,000 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          1,834
                                                                          1,834
                                                                              0
                                                                          1,834
                                                                          1,834
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              7
                                                                            112
                                                                            106
                                                                             87
                                                                            300
                                                                            213
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                            126
                                                                            126
                                                                              0
                                                                            196
                                                                            196
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            828
                                                                            828
                                                                              0
                                                                            965
                                                                            965
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                          6,990
                                                                        149,145
                                                                        142,155
                                                                         47,323
                                                                        205,686
                                                                        158,363
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                        119,765
                                                                        119,765
                                                                              0
                                                                         94,356
                                                                         94,356
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                         74,348
                                                                         74,348
                                                                              0
                                                                         41,603
                                                                         41,603
 Lead Service Lines Replaced (Mandatory)
                                                                          2,623
                                                                         53,088
                                                                         50,465
                                                                         16,757
                                                                         73,568
                                                                         56,811
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                         43,778
                                                                         43,778
                                                                              0
                                                                         34,227
                                                                         34,227
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                         26,862
                                                                         26,862
                                                                              0
                                                                         15,020
                                                                         15,020
 PWSs that Install CCT
                                                                             15
                                                                             13
                                                                             -2
                                                                             29
                                                                             26
                                                                             -3
 Population Affected by CCT Installation
                                                                        325,583
                                                                        294,363
                                                                        -31,220
                                                                        684,160
                                                                        615,840
                                                                        -68,320
 PWSs that Re-Optimize CCT due to ALE
                                                                             25
                                                                            123
                                                                             98
                                                                            120
                                                                            332
                                                                            213
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                            105
                                                                            105
                                                                              0
                                                                            189
                                                                            189
 Population Affected by CCT Re-Optimization due to ALE
                                                                        543,850
                                                                      2,859,483
                                                                      2,315,633
                                                                      2,681,218
                                                                      7,561,892
                                                                      4,880,674
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                      2,309,939
                                                                      2,309,939
                                                                              0
                                                                      4,170,656
                                                                      4,170,656
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                            229
                                                                            229
                                                                              0
                                                                            524
                                                                            524
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                      5,205,281
                                                                      5,205,281
                                                                              0
                                                                     11,845,441
                                                                     11,845,441
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.38: System Counts and Population Impacted (Over 35 Year Period of Analysis) - Public CWSs of Size 50,001 to 100,000 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                            357
                                                                            357
                                                                              0
                                                                            357
                                                                            357
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              2
                                                                             23
                                                                             22
                                                                             16
                                                                             39
                                                                             23
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                             24
                                                                             24
                                                                              0
                                                                             31
                                                                             31
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            187
                                                                            187
                                                                              0
                                                                            158
                                                                            158
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                          1,985
                                                                         36,296
                                                                         34,311
                                                                         17,935
                                                                         56,528
                                                                         38,593
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                         27,625
                                                                         27,625
                                                                              0
                                                                         34,769
                                                                         34,769
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                         21,474
                                                                         21,474
                                                                              0
                                                                         15,523
                                                                         15,523
 Lead Service Lines Replaced (Mandatory)
                                                                            611
                                                                         12,089
                                                                         11,478
                                                                          5,776
                                                                         18,782
                                                                         13,007
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                          9,286
                                                                          9,286
                                                                              0
                                                                         11,604
                                                                         11,604
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                          7,139
                                                                          7,139
                                                                              0
                                                                          5,161
                                                                          5,161
 PWSs that Install CCT
                                                                       < 0.5
                                                                              0
                                                                             -0
                                                                       < 0.5
                                                                       < 0.5
                                                                              0
 Population Affected by CCT Installation
                                                                          7,473
                                                                              0
                                                                         -7,473
                                                                         39,591
                                                                         36,964
                                                                         -2,627
 PWSs that Re-Optimize CCT due to ALE
                                                                              7
                                                                             27
                                                                             20
                                                                             29
                                                                             51
                                                                             22
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             19
                                                                             19
                                                                              0
                                                                             41
                                                                             41
 Population Affected by CCT Re-Optimization due to ALE
                                                                        497,105
                                                                      1,884,088
                                                                      1,386,983
                                                                      1,997,763
                                                                      3,558,413
                                                                      1,560,650
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                      1,323,271
                                                                      1,323,271
                                                                              0
                                                                      2,842,120
                                                                      2,842,120
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             44
                                                                             44
                                                                              0
                                                                             88
                                                                             88
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                      3,022,967
                                                                      3,022,967
                                                                              0
                                                                      6,134,739
                                                                      6,134,739
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.39: System Counts and Population Impacted (Over 35 Year Period of Analysis) - Public CWSs of Size 100,001 to 1,000,000 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                            295
                                                                            295
                                                                              0
                                                                            295
                                                                            295
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              1
                                                                             14
                                                                             13
                                                                             18
                                                                             51
                                                                             33
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                             18
                                                                             18
                                                                              0
                                                                             34
                                                                             34
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                            143
                                                                            143
                                                                              0
                                                                            183
                                                                            183
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                          6,097
                                                                         65,657
                                                                         59,560
                                                                         95,568
                                                                        343,956
                                                                        248,388
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                         64,234
                                                                         64,234
                                                                              0
                                                                        158,706
                                                                        158,706
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                         49,303
                                                                         49,303
                                                                              0
                                                                         77,619
                                                                         77,619
 Lead Service Lines Replaced (Mandatory)
                                                                          1,899
                                                                         20,761
                                                                         18,862
                                                                         30,425
                                                                        111,774
                                                                         81,348
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                         20,716
                                                                         20,716
                                                                              0
                                                                         51,905
                                                                         51,905
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                         16,022
                                                                         16,022
                                                                              0
                                                                         25,383
                                                                         25,383
 PWSs that Install CCT
                                                                       < 0.5
                                                                              0
                                                                             -0
                                                                       < 0.5
                                                                       < 0.5
                                                                             -0
 Population Affected by CCT Installation
                                                                         23,004
                                                                              0
                                                                        -23,004
                                                                         46,009
                                                                         23,004
                                                                        -23,004
 PWSs that Re-Optimize CCT due to ALE
                                                                              6
                                                                             18
                                                                             11
                                                                             25
                                                                             57
                                                                             32
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             15
                                                                             15
                                                                              0
                                                                             35
                                                                             35
 Population Affected by CCT Re-Optimization due to ALE
                                                                      1,448,682
                                                                      4,098,312
                                                                      2,649,630
                                                                      6,041,028
                                                                     14,248,032
                                                                      8,207,005
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                      3,708,777
                                                                      3,708,777
                                                                              0
                                                                      8,724,601
                                                                      8,724,601
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             31
                                                                             31
                                                                              0
                                                                             89
                                                                             89
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                      7,339,988
                                                                      7,339,988
                                                                              0
                                                                     22,318,034
                                                                     22,318,034
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.40: System Counts and Population Impacted (Over 35 Year Period of Analysis)  -  Public CWSs of Size Greater than 1,000,000 Treating Surface Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                             18
                                                                             18
                                                                              0
                                                                             18
                                                                             18
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                       < 0.5
                                                                       < 0.5
                                                                              0
                                                                       < 0.5
                                                                       < 0.5
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              8
                                                                              8
                                                                              0
                                                                              8
                                                                              8
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                          1,632
                                                                         49,127
                                                                         47,495
                                                                          1,810
                                                                         42,859
                                                                         41,049
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                         24,745
                                                                         24,745
                                                                              0
                                                                         19,059
                                                                         19,059
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Mandatory)
                                                                            372
                                                                          9,730
                                                                          9,358
                                                                            414
                                                                          8,573
                                                                          8,159
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                          5,434
                                                                          5,434
                                                                              0
                                                                          4,077
                                                                          4,077
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                          9,464
                                                                          9,464
                                                                              0
                                                                          9,777
                                                                          9,777
 PWSs that Install CCT
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                       < 0.5
                                                                       < 0.5
 Population Affected by CCT Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                          3,502
                                                                          3,502
 PWSs that Re-Optimize CCT due to ALE
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                       < 0.5
                                                                       < 0.5
                                                                              0
                                                                       < 0.5
                                                                       < 0.5
 Population Affected by CCT Re-Optimization due to ALE
                                                                        168,438
                                                                        892,299
                                                                        723,861
                                                                        172,831
                                                                      1,001,908
                                                                        829,077
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                        780,165
                                                                        780,165
                                                                              0
                                                                        744,136
                                                                        744,136
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                              1
                                                                              1
                                                                              0
                                                                              1
                                                                              1
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                      1,606,212
                                                                      1,606,212
                                                                              0
                                                                      1,670,430
                                                                      1,670,430
 PWSs that Install POU
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population Affected by POU Installation
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.41: System Counts and Population Impacted (Over 35 Year Period of Analysis) - NTNCWSs of Size 100 and Fewer Treating Ground Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          8,178
                                                                          8,178
                                                                              0
                                                                          8,178
                                                                          8,178
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              4
                                                                             15
                                                                             11
                                                                             14
                                                                             21
                                                                              7
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                             63
                                                                            797
                                                                            734
                                                                            192
                                                                          1,048
                                                                            856
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Mandatory)
                                                                              5
                                                                             18
                                                                             13
                                                                              9
                                                                             22
                                                                             13
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs that Install CCT
                                                                            278
                                                                              0
                                                                           -278
                                                                            553
                                                                              0
                                                                           -553
 Population Affected by CCT Installation
                                                                         15,085
                                                                              0
                                                                        -15,085
                                                                         31,047
                                                                              0
                                                                        -31,047
 PWSs that Re-Optimize CCT due to ALE
                                                                             19
                                                                              1
                                                                            -18
                                                                             51
                                                                              0
                                                                            -51
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             31
                                                                             31
                                                                              0
                                                                             72
                                                                             72
 Population Affected by CCT Re-Optimization due to ALE
                                                                          1,308
                                                                             67
                                                                         -1,241
                                                                          3,128
                                                                              0
                                                                         -3,128
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                          1,789
                                                                          1,789
                                                                              0
                                                                          4,021
                                                                          4,021
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             13
                                                                             13
                                                                              0
                                                                             35
                                                                             35
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                            830
                                                                            830
                                                                              0
                                                                          1,805
                                                                          1,805
 PWSs that Install POU
                                                                              0
                                                                            307
                                                                            307
                                                                              0
                                                                            606
                                                                            606
 Population Affected by POU Installation
                                                                              0
                                                                         16,796
                                                                         16,796
                                                                              0
                                                                         34,743
                                                                         34,743
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.42: System Counts and Population Impacted (Over 35 Year Period of Analysis) -  NTNCWSs of Size 101 to 500 Treating Ground Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          6,253
                                                                          6,253
                                                                              0
                                                                          6,253
                                                                          6,253
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                              1
                                                                             20
                                                                             19
                                                                             11
                                                                             17
                                                                              6
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                             87
                                                                          4,910
                                                                          4,823
                                                                            703
                                                                          4,642
                                                                          3,939
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Mandatory)
                                                                              0
                                                                             30
                                                                             30
                                                                              8
                                                                             22
                                                                             14
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs that Install CCT
                                                                            186
                                                                              0
                                                                           -186
                                                                            416
                                                                              0
                                                                           -416
 Population Affected by CCT Installation
                                                                         46,189
                                                                              0
                                                                        -46,189
                                                                        104,794
                                                                              0
                                                                       -104,794
 PWSs that Re-Optimize CCT due to ALE
                                                                             28
                                                                              7
                                                                            -21
                                                                             63
                                                                              2
                                                                            -61
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                             20
                                                                             20
                                                                              0
                                                                             75
                                                                             75
 Population Affected by CCT Re-Optimization due to ALE
                                                                          8,198
                                                                          2,126
                                                                         -6,072
                                                                         18,357
                                                                            732
                                                                        -17,625
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                          5,245
                                                                          5,245
                                                                              0
                                                                         20,564
                                                                         20,564
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             19
                                                                             19
                                                                              0
                                                                             53
                                                                             53
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                          4,933
                                                                          4,933
                                                                              0
                                                                         14,821
                                                                         14,821
 PWSs that Install POU
                                                                              0
                                                                            229
                                                                            229
                                                                              0
                                                                            498
                                                                            498
 Population Affected by POU Installation
                                                                              0
                                                                         58,573
                                                                         58,573
                                                                              0
                                                                        127,670
                                                                        127,670
 Notes: Detail may not add exactly to total due to independent rounding.

 Exhibit C.43: System Counts and Population Impacted (Over 35 Year Period of Analysis) -  NTNCWSs of Size 501 to 1,000 Treating Ground Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                          1,526
                                                                          1,526
                                                                              0
                                                                          1,526
                                                                          1,526
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                       < 0.5
                                                                              5
                                                                              5
                                                                              4
                                                                              6
                                                                              2
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                             28
                                                                          2,905
                                                                          2,876
                                                                            600
                                                                          4,077
                                                                          3,478
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Mandatory)
                                                                              0
                                                                             13
                                                                             13
                                                                              1
                                                                             18
                                                                             17
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs that Install CCT
                                                                             48
                                                                              1
                                                                            -48
                                                                             98
                                                                              0
                                                                            -98
 Population Affected by CCT Installation
                                                                         34,390
                                                                            516
                                                                        -33,874
                                                                         70,519
                                                                            302
                                                                        -70,217
 PWSs that Re-Optimize CCT due to ALE
                                                                             10
                                                                              5
                                                                             -5
                                                                             23
                                                                              5
                                                                            -18
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                              6
                                                                              6
                                                                              0
                                                                             26
                                                                             26
 Population Affected by CCT Re-Optimization due to ALE
                                                                          6,692
                                                                          3,570
                                                                         -3,122
                                                                         15,890
                                                                          3,595
                                                                        -12,295
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                          4,154
                                                                          4,154
                                                                              0
                                                                         19,271
                                                                         19,271
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                             10
                                                                             10
                                                                              0
                                                                             28
                                                                             28
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                          6,797
                                                                          6,797
                                                                              0
                                                                         21,010
                                                                         21,010
 PWSs that Install POU
                                                                              0
                                                                             53
                                                                             53
                                                                              0
                                                                            113
                                                                            113
 Population Affected by POU Installation
                                                                              0
                                                                         38,071
                                                                         38,071
                                                                              0
                                                                         80,205
                                                                         80,205
 Notes: Detail may not add exactly to total due to independent rounding.

Exhibit C.44: System Counts and Population Impacted (Over 35 Year Period of Analysis) -  NTNCWSs of Size 1,001 to 3,300 Treating Ground Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                            765
                                                                            765
                                                                              0
                                                                            765
                                                                            765
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                       < 0.5
                                                                              1
                                                                              1
                                                                              2
                                                                              4
                                                                              1
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                             36
                                                                          2,230
                                                                          2,194
                                                                            948
                                                                          6,626
                                                                          5,678
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Mandatory)
                                                                              0
                                                                              7
                                                                              7
                                                                              3
                                                                             17
                                                                             15
 Lead Service Lines Replaced (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Lead Service Lines Replaced (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs that Install CCT
                                                                             21
                                                                              2
                                                                            -19
                                                                             46
                                                                              3
                                                                            -42
 Population Affected by CCT Installation
                                                                         32,556
                                                                          2,189
                                                                        -30,366
                                                                         74,029
                                                                          5,272
                                                                        -68,757
 PWSs that Re-Optimize CCT due to ALE
                                                                              6
                                                                              5
                                                                             -1
                                                                             13
                                                                              5
                                                                             -8
 PWSs that Re-Optimize CCT due to TLE
                                                                              0
                                                                              5
                                                                              5
                                                                              0
                                                                             13
                                                                             13
 Population Affected by CCT Re-Optimization due to ALE
                                                                          9,742
                                                                          7,309
                                                                         -2,433
                                                                         22,565
                                                                          8,943
                                                                        -13,622
 Population Affected by CCT Re-Optimization due to TLE
                                                                              0
                                                                          7,773
                                                                          7,773
                                                                              0
                                                                         21,729
                                                                         21,729
 PWSs that Conduct Find and Fix of CCT
                                                                              0
                                                                              9
                                                                              9
                                                                              0
                                                                             19
                                                                             19
 Population Affected by Find and Fix of CCT
                                                                              0
                                                                         14,684
                                                                         14,684
                                                                              0
                                                                         31,512
                                                                         31,512
 PWSs that Install POU
                                                                              0
                                                                             21
                                                                             21
                                                                              0
                                                                             49
                                                                             49
 Population Affected by POU Installation
                                                                              0
                                                                         35,180
                                                                         35,180
                                                                              0
                                                                         80,248
                                                                         80,248
 Notes: Detail may not add exactly to total due to independent rounding.

Exhibit C.45: System Counts and Population Impacted (Over 35 Year Period of Analysis) -  NTNCWSs of Size 3,301 to 10,000 Treating Ground Water

                               Low Cost Estimate
                               High Cost Estimate

                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
                                                                   Previous LCR
                                                                     Final LCRR
                                                                    Incremental
 PWS Count
                                                                             99
                                                                             99
                                                                              0
                                                                             99
                                                                             99
                                                                              0
 PWSs With Lead Service Line Removals (Mandatory)
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
                                                                       < 0.5
 PWSs With Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 PWSs With Lead Service Line Removals (Customer Initiated)
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
                                                                              0
 Population impacted by Lead Service Line Removals (Mandatory)
                                                                             17
                                                                            804
                                                                            788
                                                                            201
                                                                          2,245
                                                                          2,045
 Population impacted by Lead Service Line Removals (Goal Based)
                                                                              0
                                                                              0
                                                                              0
                                                                              0