Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 5.913 5.755 5.341 3.753 2.759 0.707 1962 5.605 5.445 4.793 3.123 2.286 0.5887 1963 5.604 5.416 4.684 3.185 2.345 0.6008 1964 15.38 14.8 12.23 7.74 5.629 1.435 1965 5.612 5.418 4.673 3.171 2.361 0.6199 1966 5.607 5.461 4.97 3.534 2.632 0.6801 1967 18.34 17.81 16.19 11.52 8.733 2.291 1968 8.328 8.037 6.975 5.045 3.803 0.9992 1969 5.609 5.379 4.518 3.109 2.37 0.6196 105 1970 7.389 7.161 6.257 4.465 3.298 0.8474 1971 5.606 5.414 4.695 3.143 2.308 0.5994 1972 5.605 5.44 4.768 3.143 2.294 0.5902 1973 5.605 5.436 4.768 3.241 2.407 0.6238 1974 5.605 5.417 4.775 3.346 2.493 0.6416 1975 7.244 7.061 6.342 4.272 3.097 0.7906 1976 5.605 5.395 4.594 3.015 2.202 0.5633 1977 17.98 16.38 11.39 6.923 5.172 1.336 1978 5.612 5.438 4.74 3.059 2.234 0.5785 1979 8.753 8.49 7.511 5.292 3.937 1.015 1980 5.608 5.38 4.513 2.795 2.032 0.5225 1981 5.604 5.407 4.64 3.233 2.453 0.6401 1982 5.606 5.44 4.773 3.184 2.388 0.6226 1983 5.605 5.445 4.807 3.392 2.529 0.6508 1984 5.605 5.409 4.655 3.107 2.276 0.5836 1985 5.604 5.4 4.602 3.046 2.272 0.5941 1986 8.854 8.528 7.326 4.904 3.585 0.9231 1987 5.607 5.362 4.445 2.907 2.115 0.543 1988 5.604 5.41 4.639 2.849 2.019 0.5087 1989 5.603 5.415 4.676 3.225 2.404 0.6161 1990 5.605 5.423 4.77 3.234 2.377 0.6121 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 18.34 17.81 16.19 11.52 8.733 2.291 0.0645161290322581 17.98 16.38 12.23 7.74 5.629 1.435 0.0967741935483871 15.38 14.8 11.39 6.923 5.172 1.336 0.129032258064516 8.854 8.528 7.511 5.292 3.937 1.015 0.161290322580645 8.753 8.49 7.326 5.045 3.803 0.9992 0.193548387096774 8.328 8.037 6.975 4.904 3.585 0.9231 0.225806451612903 7.389 7.161 6.342 4.465 3.298 0.8474 0.258064516129032 7.244 7.061 6.257 4.272 3.097 0.7906 0.290322580645161 5.913 5.755 5.341 3.753 2.759 0.707 0.32258064516129 5.612 5.461 4.97 3.534 2.632 0.6801 0.354838709677419 5.612 5.445 4.807 3.392 2.529 0.6508 0.387096774193548 5.609 5.445 4.793 3.346 2.493 0.6416 0.419354838709677 5.608 5.44 4.775 3.241 2.453 0.6401 0.451612903225806 5.607 5.44 4.773 3.234 2.407 0.6238 0.483870967741936 5.607 5.438 4.77 3.233 2.404 0.6226 0.516129032258065 5.606 5.436 4.768 3.225 2.388 0.6199 0.548387096774194 5.606 5.423 4.768 3.185 2.377 0.6196 0.580645161290323 5.605 5.418 4.74 3.184 2.37 0.6161 0.612903225806452 5.605 5.417 4.695 3.171 2.361 0.6121 0.645161290322581 5.605 5.416 4.684 3.143 2.345 0.6008 0.67741935483871 5.605 5.415 4.676 3.143 2.308 0.5994 0.709677419354839 5.605 5.414 4.673 3.123 2.294 0.5941 0.741935483870968 5.605 5.41 4.655 3.109 2.286 0.5902 0.774193548387097 5.605 5.409 4.64 3.107 2.276 0.5887 0.806451612903226 5.605 5.407 4.639 3.059 2.272 0.5836 0.838709677419355 5.604 5.4 4.602 3.046 2.234 0.5785 0.870967741935484 5.604 5.395 4.594 3.015 2.202 0.5633 0.903225806451613 5.604 5.38 4.518 2.907 2.115 0.543 0.935483870967742 5.604 5.379 4.513 2.849 2.032 0.5225 0.967741935483871 5.603 5.362 4.445 2.795 2.019 0.5087 106 0.1 14.7274 14.1728 11.0021 6.7599 5.0485 1.3039 Average of yearly averages: 0.764793333333333 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicMNalfalfaaerial Metfile: w14914. dvf PRZM scenario: MNalfalfaC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 2.24 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run) Dicamba Pennsylvania Alfalfa stored as dicPAalfalfaground. out Chemical: dicamba PRZM environment: PAalfalfaC. txt modified Satday, 12 October 2002 at 17: 24: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14737. dvf modified Wedday, 3 July 2002 at 09: 06: 12 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.3 1.247 1.063 0.6943 0.5048 0.1277 1962 1.12 1.07 0.8841 0.5435 0.3896 0.09904 1963 1.12 1.074 0.9465 0.6528 0.4771 0.1216 1964 2.408 2.302 1.875 1.187 0.8611 0.2186 1965 1.121 1.08 0.9199 0.5643 0.4065 0.1036 1966 1.12 1.081 1 0.6862 0.4991 0.1265 1967 1.12 1.077 0.9849 0.6945 0.503 0.1281 107 1968 20.88 19.86 15.83 9.651 6.959 1.776 1969 2.351 2.242 1.859 1.168 0.8414 0.2166 1970 1.388 1.316 1.121 0.727 0.5292 0.1347 1971 1.12 1.078 0.9168 0.6933 0.5111 0.1303 1972 5.858 5.641 4.769 2.867 2.039 0.5123 1973 1.121 1.067 0.9254 0.6102 0.4365 0.1107 1974 1.12 1.065 0.8652 0.5562 0.4056 0.1032 1975 1.274 1.223 1.081 0.707 0.5091 0.1288 1976 1.292 1.219 0.9869 0.767 0.5599 0.1423 1977 1.12 1.063 0.8971 0.5519 0.3965 0.1004 1978 1.82 1.744 1.43 0.9332 0.6727 0.1703 1979 2.055 1.969 1.516 1.022 0.7505 0.1913 1980 2.178 2.072 1.624 1.082 0.7943 0.201 1981 2.698 2.579 2.072 1.331 0.9619 0.2441 1982 1.506 1.447 1.168 0.8112 0.5886 0.1498 1983 12.98 12.29 9.934 6.287 4.525 1.141 1984 2.516 2.397 1.95 1.153 0.8147 0.2056 1985 3.616 3.388 2.566 1.574 1.181 0.3014 1986 11.98 11.58 9.418 5.552 3.97 1.005 1987 1.123 1.069 0.874 0.5412 0.3867 0.09932 1988 1.12 1.078 0.9095 0.5406 0.3858 0.09688 1989 1.12 1.076 0.9677 0.712 0.516 0.1311 1990 1.12 1.07 0.8834 0.5597 0.4034 0.1022 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 20.88 19.86 15.83 9.651 6.959 1.776 0.0645161290322581 12.98 12.29 9.934 6.287 4.525 1.141 0.0967741935483871 11.98 11.58 9.418 5.552 3.97 1.005 0.129032258064516 5.858 5.641 4.769 2.867 2.039 0.5123 0.161290322580645 3.616 3.388 2.566 1.574 1.181 0.3014 0.193548387096774 2.698 2.579 2.072 1.331 0.9619 0.2441 0.225806451612903 2.516 2.397 1.95 1.187 0.8611 0.2186 0.258064516129032 2.408 2.302 1.875 1.168 0.8414 0.2166 0.290322580645161 2.351 2.242 1.859 1.153 0.8147 0.2056 0.32258064516129 2.178 2.072 1.624 1.082 0.7943 0.201 0.354838709677419 2.055 1.969 1.516 1.022 0.7505 0.1913 0.387096774193548 1.82 1.744 1.43 0.9332 0.6727 0.1703 0.419354838709677 1.506 1.447 1.168 0.8112 0.5886 0.1498 0.451612903225806 1.388 1.316 1.121 0.767 0.5599 0.1423 0.483870967741936 1.3 1.247 1.081 0.727 0.5292 0.1347 0.516129032258065 1.292 1.223 1.063 0.712 0.516 0.1311 0.548387096774194 1.274 1.219 1 0.707 0.5111 0.1303 0.580645161290323 1.123 1.081 0.9869 0.6945 0.5091 0.1288 0.612903225806452 1.121 1.08 0.9849 0.6943 0.5048 0.1281 0.645161290322581 1.121 1.078 0.9677 0.6933 0.503 0.1277 0.67741935483871 1.12 1.078 0.9465 0.6862 0.4991 0.1265 0.709677419354839 1.12 1.077 0.9254 0.6528 0.4771 0.1216 0.741935483870968 1.12 1.076 0.9199 0.6102 0.4365 0.1107 0.774193548387097 1.12 1.074 0.9168 0.5643 0.4065 0.1036 0.806451612903226 1.12 1.07 0.9095 0.5597 0.4056 0.1032 0.838709677419355 1.12 1.07 0.8971 0.5562 0.4034 0.1022 0.870967741935484 1.12 1.069 0.8841 0.5519 0.3965 0.1004 0.903225806451613 1.12 1.067 0.8834 0.5435 0.3896 0.09932 108 0.935483870967742 1.12 1.065 0.874 0.5412 0.3867 0.09904 0.967741935483871 1.12 1.063 0.8652 0.5406 0.3858 0.09688 0.1 11.3678 10.9861 8.9531 5.2835 3.7769 0.95573 Average of yearly averages: 0.277314666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicPAalfalfaground Metfile: w14737. dvf PRZM scenario: PAalfalfaC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 2.24 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicPAalfalfaaerial. out Chemical: dicamba PRZM environment: PAalfalfaC. txt modified Satday, 12 October 2002 at 17: 24: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14737. dvf modified Wedday, 3 July 2002 at 09: 06: 12 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 5.679 5.515 4.676 3.044 2.213 0.5597 1962 5.602 5.352 4.42 2.717 1.945 0.494 1963 5.602 5.369 4.541 2.962 2.154 0.5483 1964 6.35 6.069 5.287 3.335 2.407 0.6103 109 1965 5.602 5.399 4.598 2.82 2.031 0.5168 1966 5.602 5.404 4.71 3.135 2.274 0.576 1967 5.602 5.382 4.629 3.116 2.248 0.5722 1968 23.64 22.49 17.92 11.11 8.268 2.108 1969 6.468 6.168 5.29 3.285 2.36 0.5999 1970 5.602 5.311 4.528 2.836 2.057 0.5226 1971 5.602 5.391 4.583 3.06 2.225 0.565 1972 10.06 9.69 8.193 4.986 3.544 0.8906 1973 5.602 5.328 4.394 2.805 2.002 0.5052 1974 5.601 5.323 4.318 2.709 1.968 0.5003 1975 5.602 5.377 4.684 2.901 2.079 0.5254 1976 5.601 5.325 4.445 2.943 2.122 0.5374 1977 5.601 5.316 4.322 2.599 1.863 0.471 1978 5.812 5.57 4.982 3.126 2.243 0.5675 1979 5.601 5.365 4.907 3.175 2.301 0.5842 1980 5.602 5.338 4.859 3.172 2.296 0.579 1981 6.357 6.075 5.32 3.453 2.471 0.6256 1982 5.603 5.38 4.774 3.004 2.16 0.5478 1983 16.85 15.96 12.97 8.187 5.891 1.486 1984 6.831 6.508 5.38 3.164 2.234 0.5613 1985 6.32 5.998 4.86 3.604 2.634 0.6682 1986 15.83 15.31 12.43 7.385 5.284 1.337 1987 5.604 5.335 4.353 2.681 1.915 0.4845 1988 5.602 5.387 4.547 2.697 1.924 0.483 1989 5.602 5.38 4.587 2.908 2.083 0.5277 1990 5.602 5.351 4.416 2.724 1.956 0.495 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 23.64 22.49 17.92 11.11 8.268 2.108 0.0645161290322581 16.85 15.96 12.97 8.187 5.891 1.486 0.0967741935483871 15.83 15.31 12.43 7.385 5.284 1.337 0.129032258064516 10.06 9.69 8.193 4.986 3.544 0.8906 0.161290322580645 6.831 6.508 5.38 3.604 2.634 0.6682 0.193548387096774 6.468 6.168 5.32 3.453 2.471 0.6256 0.225806451612903 6.357 6.075 5.29 3.335 2.407 0.6103 0.258064516129032 6.35 6.069 5.287 3.285 2.36 0.5999 0.290322580645161 6.32 5.998 4.982 3.175 2.301 0.5842 0.32258064516129 5.812 5.57 4.907 3.172 2.296 0.579 0.354838709677419 5.679 5.515 4.86 3.164 2.274 0.576 0.387096774193548 5.604 5.404 4.859 3.135 2.248 0.5722 0.419354838709677 5.603 5.399 4.774 3.126 2.243 0.5675 0.451612903225806 5.602 5.391 4.71 3.116 2.234 0.565 0.483870967741936 5.602 5.387 4.684 3.06 2.225 0.5613 0.516129032258065 5.602 5.382 4.676 3.044 2.213 0.5597 0.548387096774194 5.602 5.38 4.629 3.004 2.16 0.5483 0.580645161290323 5.602 5.38 4.598 2.962 2.154 0.5478 0.612903225806452 5.602 5.377 4.587 2.943 2.122 0.5374 0.645161290322581 5.602 5.369 4.583 2.908 2.083 0.5277 0.67741935483871 5.602 5.365 4.547 2.901 2.079 0.5254 0.709677419354839 5.602 5.352 4.541 2.836 2.057 0.5226 0.741935483870968 5.602 5.351 4.528 2.82 2.031 0.5168 0.774193548387097 5.602 5.338 4.445 2.805 2.002 0.5052 0.806451612903226 5.602 5.335 4.42 2.724 1.968 0.5003 110 0.838709677419355 5.602 5.328 4.416 2.717 1.956 0.495 0.870967741935484 5.601 5.325 4.394 2.709 1.945 0.494 0.903225806451613 5.601 5.323 4.353 2.697 1.924 0.4845 0.935483870967742 5.601 5.316 4.322 2.681 1.915 0.483 0.967741935483871 5.601 5.311 4.318 2.599 1.863 0.471 0.1 15.253 14.748 12.0063 7.1451 5.11 1.29236 Average of yearly averages: 0.668316666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicPAalfalfaaerial Metfile: w14737. dvf PRZM scenario: PAalfalfaC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 2.24 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Texas Alfalfa stored as dicTXalfalfaground. out Chemical: dicamba PRZM environment: TXalfalfaC. txt modified Satday, 12 October 2002 at 17: 27: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb) 111 Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.351 2.109 1.393 0.8916 0.6263 0.1556 1962 29.91 27.54 18.47 9.431 6.532 1.623 1963 2.902 2.528 1.772 1.381 1.091 0.2899 1964 11.85 10.84 8.083 4.275 3.095 0.7736 1965 23.07 20.23 15.2 9.042 6.287 1.567 1966 34.37 31.89 22.6 12.23 8.488 2.111 1967 32.33 28.85 20.79 10.8 7.432 1.848 1968 18.03 16.64 12.67 6.324 4.436 1.106 1969 18.63 16.89 14.23 7.854 5.482 1.365 1970 31.43 27.84 17.63 8.399 6.2 1.559 1971 13.6 12.53 8.998 4.817 3.507 0.8886 1972 43.32 38.28 24.03 11.63 7.997 1.986 1973 34 31.63 23.46 12.51 8.678 2.158 1974 23.68 20.76 13.91 7.284 5.118 1.278 1975 86.96 79.61 50.49 23.28 15.83 3.934 1976 128 116 77.19 38.57 26.43 6.55 1977 116 109 76.9 38.85 26.57 6.591 1978 59.41 52.36 33.51 15.69 10.71 2.666 1979 11.86 10.51 7.226 4.657 3.27 0.814 1980 41.86 38.58 27.81 13.82 9.449 2.337 1981 9.512 8.322 6.19 3.945 2.764 0.6876 1982 52.51 48.23 32.69 15.83 10.8 2.678 1983 45.18 40.53 28.24 13.77 9.443 2.372 1984 4.971 4.431 3.098 1.662 1.305 0.3402 1985 3.125 2.865 2.014 1.398 1.077 0.2718 1986 49.93 44.16 30.19 14.55 9.969 2.479 1987 14.49 12.73 7.426 4.092 2.975 0.7529 1988 11.75 10.74 8.606 6.034 4.269 1.065 1989 42.35 38.83 28.42 14.72 10.06 2.494 1990 66.32 60.49 43.4 20.46 13.89 3.446 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 128 116 77.19 38.85 26.57 6.591 0.0645161290322581 116 109 76.9 38.57 26.43 6.55 0.0967741935483871 86.96 79.61 50.49 23.28 15.83 3.934 0.129032258064516 66.32 60.49 43.4 20.46 13.89 3.446 0.161290322580645 59.41 52.36 33.51 15.83 10.8 2.678 0.193548387096774 52.51 48.23 32.69 15.69 10.71 2.666 0.225806451612903 49.93 44.16 30.19 14.72 10.06 2.494 0.258064516129032 45.18 40.53 28.42 14.55 9.969 2.479 0.290322580645161 43.32 38.83 28.24 13.82 9.449 2.372 0.32258064516129 42.35 38.58 27.81 13.77 9.443 2.337 0.354838709677419 41.86 38.28 24.03 12.51 8.678 2.158 0.387096774193548 34.37 31.89 23.46 12.23 8.488 2.111 0.419354838709677 34 31.63 22.6 11.63 7.997 1.986 0.451612903225806 32.33 28.85 20.79 10.8 7.432 1.848 0.483870967741936 31.43 27.84 18.47 9.431 6.532 1.623 0.516129032258065 29.91 27.54 17.63 9.042 6.287 1.567 0.548387096774194 23.68 20.76 15.2 8.399 6.2 1.559 0.580645161290323 23.07 20.23 14.23 7.854 5.482 1.365 0.612903225806452 18.63 16.89 13.91 7.284 5.118 1.278 0.645161290322581 18.03 16.64 12.67 6.324 4.436 1.106 112 0.67741935483871 14.49 12.73 8.998 6.034 4.269 1.065 0.709677419354839 13.6 12.53 8.606 4.817 3.507 0.8886 0.741935483870968 11.86 10.84 8.083 4.657 3.27 0.814 0.774193548387097 11.85 10.74 7.426 4.275 3.095 0.7736 0.806451612903226 11.75 10.51 7.226 4.092 2.975 0.7529 0.838709677419355 9.512 8.322 6.19 3.945 2.764 0.6876 0.870967741935484 4.971 4.431 3.098 1.662 1.305 0.3402 0.903225806451613 3.125 2.865 2.014 1.398 1.091 0.2899 0.935483870967742 2.902 2.528 1.772 1.381 1.077 0.2718 0.967741935483871 2.351 2.109 1.393 0.8916 0.6263 0.1556 0.1 84.896 77.698 49.781 22.998 15.636 3.8852 Average of yearly averages: 1.93957333333333 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXalfalfaground Metfile: w13958. dvf PRZM scenario: TXalfalfaC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 2.24 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicTXalfalfaerial. out Chemical: dicamba PRZM environment: TXalfalfaC. txt modified Satday, 12 October 2002 at 17: 27: 00 113 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 5.6 5.177 3.773 2.395 1.645 0.4076 1962 31.4 28.91 19.38 10.42 7.277 1.807 1963 5.601 5.023 3.307 2.244 1.934 0.498 1964 14.13 12.93 9.459 5.385 3.958 0.9863 1965 23.3 20.43 16.17 9.862 6.951 1.731 1966 35.81 33.3 23.55 13.17 9.153 2.276 1967 33.87 30.23 21.61 11.55 7.999 1.988 1968 18.6 17.12 13.28 7.384 5.247 1.306 1969 20.36 18.46 15.17 8.841 6.219 1.548 1970 31.13 27.58 17.46 9.341 6.946 1.743 1971 17.39 16.02 11.51 6.138 4.399 1.109 1972 43.61 38.53 24.19 12.33 8.58 2.13 1973 36.83 34.26 25.41 13.65 9.457 2.351 1974 24.05 21.09 14.56 8.309 5.87 1.464 1975 85.92 78.64 49.87 23.34 16.12 4.007 1976 127 115 76.35 38.24 26.28 6.512 1977 116 109 76.65 38.72 26.48 6.568 1978 59.06 52.05 33.28 16.06 11.22 2.792 1979 13.73 12.4 9.439 5.937 4.138 1.029 1980 43.16 39.78 28.56 14.63 10.08 2.494 1981 9.889 8.652 6.653 5.117 3.549 0.8817 1982 53.68 49.29 33.4 16.52 11.31 2.804 1983 44.9 40.27 28.02 13.82 10.17 2.55 1984 5.602 5.118 3.577 2.938 2.22 0.5658 1985 5.906 5.414 4.579 2.811 2.035 0.509 1986 50.05 44.26 30.16 14.99 10.51 2.612 1987 14.29 12.55 7.404 4.961 3.834 0.965 1988 13.76 12.58 9.771 7.088 5.125 1.277 1989 44.43 40.75 29.67 15.46 10.58 2.625 1990 66.35 60.52 43.24 20.8 14.26 3.538 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 127 115 76.65 38.72 26.48 6.568 0.0645161290322581 116 109 76.35 38.24 26.28 6.512 0.0967741935483871 85.92 78.64 49.87 23.34 16.12 4.007 0.129032258064516 66.35 60.52 43.24 20.8 14.26 3.538 0.161290322580645 59.06 52.05 33.4 16.52 11.31 2.804 0.193548387096774 53.68 49.29 33.28 16.06 11.22 2.792 0.225806451612903 50.05 44.26 30.16 15.46 10.58 2.625 0.258064516129032 44.9 40.75 29.67 14.99 10.51 2.612 0.290322580645161 44.43 40.27 28.56 14.63 10.17 2.55 0.32258064516129 43.61 39.78 28.02 13.82 10.08 2.494 0.354838709677419 43.16 38.53 25.41 13.65 9.457 2.351 0.387096774193548 36.83 34.26 24.19 13.17 9.153 2.276 0.419354838709677 35.81 33.3 23.55 12.33 8.58 2.13 0.451612903225806 33.87 30.23 21.61 11.55 7.999 1.988 0.483870967741936 31.4 28.91 19.38 10.42 7.277 1.807 0.516129032258065 31.13 27.58 17.46 9.862 6.951 1.743 114 0.548387096774194 24.05 21.09 16.17 9.341 6.946 1.731 0.580645161290323 23.3 20.43 15.17 8.841 6.219 1.548 0.612903225806452 20.36 18.46 14.56 8.309 5.87 1.464 0.645161290322581 18.6 17.12 13.28 7.384 5.247 1.306 0.67741935483871 17.39 16.02 11.51 7.088 5.125 1.277 0.709677419354839 14.29 12.93 9.771 6.138 4.399 1.109 0.741935483870968 14.13 12.58 9.459 5.937 4.138 1.029 0.774193548387097 13.76 12.55 9.439 5.385 3.958 0.9863 0.806451612903226 13.73 12.4 7.404 5.117 3.834 0.965 0.838709677419355 9.889 8.652 6.653 4.961 3.549 0.8817 0.870967741935484 5.906 5.414 4.579 2.938 2.22 0.5658 0.903225806451613 5.602 5.177 3.773 2.811 2.035 0.509 0.935483870967742 5.601 5.118 3.577 2.395 1.934 0.498 0.967741935483871 5.6 5.023 3.307 2.244 1.645 0.4076 0.1 83.963 76.828 49.207 23.086 15.934 3.9601 Average of yearly averages: 2.10248 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXalfalfaerial Metfile: w13958. dvf PRZM scenario: TXalfalfaC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 2.24 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run) 115 Dicamba North Dakota Wheat stored as dicNDwheatground. out Chemical: dicamba PRZM environment: NDwheatC. txt modified Satday, 12 October 2002 at 17: 15: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14914. dvf modified Wedday, 3 July 2002 at 09: 05: 52 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.208 1.158 1.003 0.7245 0.5531 0.1471 1962 1.985 1.833 1.463 0.9368 0.7374 0.2013 1963 2.004 1.868 1.355 0.7484 0.5645 0.1531 1964 1.265 1.154 0.8026 0.52 0.4587 0.1272 1965 1.016 0.9449 0.7239 0.4912 0.3909 0.1072 1966 0.839 0.7767 0.5739 0.3666 0.2987 0.08101 1967 1.974 1.845 1.406 1.073 0.834 0.2278 1968 1.239 1.155 0.9126 0.6247 0.4989 0.1375 1969 2.64 2.525 2.006 1.226 0.9239 0.2502 1970 2.65 2.475 1.88 1.099 0.8118 0.2196 1971 0.877 0.8065 0.6156 0.3985 0.326 0.0898 1972 1.742 1.63 1.289 0.9116 0.6856 0.1901 1973 0.4571 0.4289 0.3198 0.2456 0.202 0.05693 1974 3.07 2.955 2.457 1.608 1.191 0.3185 1975 2.421 2.196 1.507 0.8198 0.6547 0.1872 1976 0.4041 0.3766 0.2716 0.2125 0.1621 0.04454 1977 30.78 27.84 18.89 9.987 7.132 1.824 1978 2.408 2.221 1.611 0.9292 0.7815 0.2261 1979 1.935 1.787 1.375 0.8208 0.7111 0.2048 1980 0.382 0.3555 0.309 0.2279 0.1828 0.0518 1981 2.572 2.512 2.125 1.373 0.9955 0.2667 1982 1.219 1.152 0.9941 0.7916 0.6197 0.1686 1983 1.225 1.171 0.9832 0.732 0.5702 0.1517 1984 2.297 2.142 1.558 0.8705 0.6454 0.1755 1985 2.346 2.201 1.714 1.268 0.9753 0.2721 1986 1.895 1.789 1.417 1.183 0.9074 0.2465 1987 0.6237 0.5763 0.4732 0.334 0.2731 0.08732 1988 0.4981 0.4486 0.3333 0.2577 0.206 0.07001 1989 0.928 0.8754 0.7858 0.559 0.4341 0.1373 1990 6.956 6.387 4.571 2.52 1.894 0.5038 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 30.78 27.84 18.89 9.987 7.132 1.824 0.0645161290322581 6.956 6.387 4.571 2.52 1.894 0.5038 0.0967741935483871 3.07 2.955 2.457 1.608 1.191 0.3185 0.129032258064516 2.65 2.525 2.125 1.373 0.9955 0.2721 0.161290322580645 2.64 2.512 2.006 1.268 0.9753 0.2667 0.193548387096774 2.572 2.475 1.88 1.226 0.9239 0.2502 0.225806451612903 2.421 2.221 1.714 1.183 0.9074 0.2465 0.258064516129032 2.408 2.201 1.611 1.099 0.834 0.2278 0.290322580645161 2.346 2.196 1.558 1.073 0.8118 0.2261 0.32258064516129 2.297 2.142 1.507 0.9368 0.7815 0.2196 0.354838709677419 2.004 1.868 1.463 0.9292 0.7374 0.2048 116 0.387096774193548 1.985 1.845 1.417 0.9116 0.7111 0.2013 0.419354838709677 1.974 1.833 1.406 0.8705 0.6856 0.1901 0.451612903225806 1.935 1.789 1.375 0.8208 0.6547 0.1872 0.483870967741936 1.895 1.787 1.355 0.8198 0.6454 0.1755 0.516129032258065 1.742 1.63 1.289 0.7916 0.6197 0.1686 0.548387096774194 1.265 1.171 1.003 0.7484 0.5702 0.1531 0.580645161290323 1.239 1.158 0.9941 0.732 0.5645 0.1517 0.612903225806452 1.225 1.155 0.9832 0.7245 0.5531 0.1471 0.645161290322581 1.219 1.154 0.9126 0.6247 0.4989 0.1375 0.67741935483871 1.208 1.152 0.8026 0.559 0.4587 0.1373 0.709677419354839 1.016 0.9449 0.7858 0.52 0.4341 0.1272 0.741935483870968 0.928 0.8754 0.7239 0.4912 0.3909 0.1072 0.774193548387097 0.877 0.8065 0.6156 0.3985 0.326 0.0898 0.806451612903226 0.839 0.7767 0.5739 0.3666 0.2987 0.08732 0.838709677419355 0.6237 0.5763 0.4732 0.334 0.2731 0.08101 0.870967741935484 0.4981 0.4486 0.3333 0.2577 0.206 0.07001 0.903225806451613 0.4571 0.4289 0.3198 0.2456 0.202 0.05693 0.935483870967742 0.4041 0.3766 0.309 0.2279 0.1828 0.0518 0.967741935483871 0.382 0.3555 0.2716 0.2125 0.1621 0.04454 0.1 3.028 2.912 2.4238 1.5845 1.17145 0.31386 Average of yearly averages: 0.230843666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNDwheatground Metfile: w14914. dvf PRZM scenario: NDwheatC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT 117 PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicNDwheataerial. out Chemical: dicamba PRZM environment: NDwheatC. txt modified Satday, 12 October 2002 at 17: 15: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14914. dvf modified Wedday, 3 July 2002 at 09: 05: 52 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.634 2.452 1.79 1.545 1.179 0.3092 1962 3.105 2.867 2.296 1.622 1.347 0.3608 1963 3.573 3.331 2.403 1.534 1.197 0.3168 1964 2.062 1.905 1.483 1.271 1.031 0.2759 1965 2.532 2.364 1.861 1.364 1.08 0.2914 1966 2.228 2.063 1.73 1.269 0.9903 0.2627 1967 3.314 3.097 2.558 1.923 1.561 0.4231 1968 2.513 2.392 2.043 1.495 1.203 0.3249 1969 4.166 3.966 3.147 1.99 1.628 0.4357 1970 4.234 3.954 2.934 1.807 1.453 0.3867 1971 2.245 2.069 1.691 1.24 0.9775 0.2625 1972 2.725 2.526 1.946 1.669 1.273 0.3446 1973 2.098 1.969 1.468 1.135 0.8962 0.2394 1974 3.834 3.702 3.07 2.403 1.839 0.4868 1975 2.969 2.694 1.846 1.437 1.235 0.3371 1976 2.015 1.877 1.354 1.057 0.8062 0.2118 1977 30.51 27.59 18.72 10.24 7.361 1.89 1978 3.173 2.927 2.124 1.629 1.386 0.3842 1979 2.67 2.466 1.861 1.609 1.386 0.3816 1980 1.905 1.773 1.357 1.032 0.8047 0.2152 1981 3.863 3.623 3.016 2.051 1.64 0.4376 1982 2.599 2.449 1.985 1.645 1.315 0.3541 1983 2.704 2.539 1.9 1.587 1.251 0.3286 1984 3.383 3.185 2.396 1.561 1.272 0.3385 1985 3.008 2.817 2.311 1.979 1.593 0.4396 1986 2.804 2.605 2.165 1.91 1.503 0.4039 1987 2.134 1.972 1.397 1.101 0.8504 0.2375 1988 1.914 1.751 1.252 0.9828 0.7388 0.2058 1989 2.477 2.317 1.732 1.373 1.078 0.3027 1990 8.281 7.603 5.441 3.155 2.455 0.6559 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 30.51 27.59 18.72 10.24 7.361 1.89 0.0645161290322581 8.281 7.603 5.441 3.155 2.455 0.6559 0.0967741935483871 4.234 3.966 3.147 2.403 1.839 0.4868 0.129032258064516 4.166 3.954 3.07 2.051 1.64 0.4396 0.161290322580645 3.863 3.702 3.016 1.99 1.628 0.4376 0.193548387096774 3.834 3.623 2.934 1.979 1.593 0.4357 0.225806451612903 3.573 3.331 2.558 1.923 1.561 0.4231 0.258064516129032 3.383 3.185 2.403 1.91 1.503 0.4039 118 0.290322580645161 3.314 3.097 2.396 1.807 1.453 0.3867 0.32258064516129 3.173 2.927 2.311 1.669 1.386 0.3842 0.354838709677419 3.105 2.867 2.296 1.645 1.386 0.3816 0.387096774193548 3.008 2.817 2.165 1.629 1.347 0.3608 0.419354838709677 2.969 2.694 2.124 1.622 1.315 0.3541 0.451612903225806 2.804 2.605 2.043 1.609 1.273 0.3446 0.483870967741936 2.725 2.539 1.985 1.587 1.272 0.3385 0.516129032258065 2.704 2.526 1.946 1.561 1.251 0.3371 0.548387096774194 2.67 2.466 1.9 1.545 1.235 0.3286 0.580645161290323 2.634 2.452 1.861 1.534 1.203 0.3249 0.612903225806452 2.599 2.449 1.861 1.495 1.197 0.3168 0.645161290322581 2.532 2.392 1.846 1.437 1.179 0.3092 0.67741935483871 2.513 2.364 1.79 1.373 1.08 0.3027 0.709677419354839 2.477 2.317 1.732 1.364 1.078 0.2914 0.741935483870968 2.245 2.069 1.73 1.271 1.031 0.2759 0.774193548387097 2.228 2.063 1.691 1.269 0.9903 0.2627 0.806451612903226 2.134 1.972 1.483 1.24 0.9775 0.2625 0.838709677419355 2.098 1.969 1.468 1.135 0.8962 0.2394 0.870967741935484 2.062 1.905 1.397 1.101 0.8504 0.2375 0.903225806451613 2.015 1.877 1.357 1.057 0.8062 0.2152 0.935483870967742 1.914 1.773 1.354 1.032 0.8047 0.2118 0.967741935483871 1.905 1.751 1.252 0.9828 0.7388 0.2058 0.1 4.2272 3.9648 3.1393 2.3678 1.8191 0.48208 Average of yearly averages: 0.39482 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNDwheataerial Metfile: w14914. dvf PRZM scenario: NDwheatC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA 119 IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Oregon Wheat stored as dicORwheatground. out Chemical: dicamba PRZM environment: ORwheatC. txt modified Satday, 12 October 2002 at 17: 22: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w24232. dvf modified Wedday, 3 July 2002 at 09: 06: 10 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.151 1.063 0.8129 0.6294 0.6357 0.1894 1962 0.6739 0.6349 0.5176 0.4182 0.3383 0.09383 1963 4.116 3.889 3.154 2.1 1.578 0.4195 1964 1.463 1.376 1.075 0.6558 0.5037 0.1439 1965 1.057 0.9955 0.7795 0.4948 0.3984 0.1149 1966 0.4113 0.3881 0.3004 0.2307 0.1856 0.05072 1967 1.086 1.034 0.8616 0.6529 0.5025 0.1321 1968 3.153 2.961 2.303 1.382 1.028 0.2829 1969 0.7667 0.7199 0.5516 0.3696 0.3087 0.09504 1970 0.6473 0.6157 0.5022 0.4297 0.3348 0.08972 1971 0.446 0.4231 0.3362 0.2646 0.2218 0.06046 1972 3.475 3.311 2.717 1.777 1.298 0.3455 1973 0.5381 0.5077 0.4319 0.3352 0.2862 0.08161 1974 0.4197 0.3967 0.3066 0.236 0.1902 0.05154 1975 3.565 3.391 2.766 1.899 1.427 0.3764 1976 0.4173 0.3964 0.3183 0.2432 0.2088 0.05973 1977 0.664 0.6218 0.5075 0.352 0.2904 0.07932 1978 1.83 1.74 1.457 0.954 0.7125 0.1885 1979 3.741 3.611 2.941 2.018 1.518 0.3999 1980 0.6029 0.5701 0.4541 0.3293 0.2851 0.08187 1981 2.742 2.63 2.075 1.248 0.9216 0.258 1982 0.4103 0.3853 0.3119 0.2411 0.2049 0.05792 1983 1.261 1.193 0.9664 0.8564 0.678 0.1839 1984 4.57 4.369 3.58 2.62 2.013 0.5305 1985 3.925 3.722 2.828 1.598 1.154 0.3204 1986 3.204 3.039 2.454 1.639 1.242 0.3298 1987 0.5017 0.4705 0.3556 0.2514 0.2097 0.06065 1988 2.031 1.919 1.571 0.954 0.7023 0.1948 1989 0.4081 0.3839 0.2925 0.2262 0.1908 0.05387 1990 0.4458 0.4205 0.3294 0.2486 0.1982 0.0527 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 4.57 4.369 3.58 2.62 2.013 0.5305 0.0645161290322581 4.116 3.889 3.154 2.1 1.578 0.4195 0.0967741935483871 3.925 3.722 2.941 2.018 1.518 0.3999 120 0.129032258064516 3.741 3.611 2.828 1.899 1.427 0.3764 0.161290322580645 3.565 3.391 2.766 1.777 1.298 0.3455 0.193548387096774 3.475 3.311 2.717 1.639 1.242 0.3298 0.225806451612903 3.204 3.039 2.454 1.598 1.154 0.3204 0.258064516129032 3.153 2.961 2.303 1.382 1.028 0.2829 0.290322580645161 2.742 2.63 2.075 1.248 0.9216 0.258 0.32258064516129 2.031 1.919 1.571 0.954 0.7125 0.1948 0.354838709677419 1.83 1.74 1.457 0.954 0.7023 0.1894 0.387096774193548 1.463 1.376 1.075 0.8564 0.678 0.1885 0.419354838709677 1.261 1.193 0.9664 0.6558 0.6357 0.1839 0.451612903225806 1.151 1.063 0.8616 0.6529 0.5037 0.1439 0.483870967741936 1.086 1.034 0.8129 0.6294 0.5025 0.1321 0.516129032258065 1.057 0.9955 0.7795 0.4948 0.3984 0.1149 0.548387096774194 0.7667 0.7199 0.5516 0.4297 0.3383 0.09504 0.580645161290323 0.6739 0.6349 0.5176 0.4182 0.3348 0.09383 0.612903225806452 0.664 0.6218 0.5075 0.3696 0.3087 0.08972 0.645161290322581 0.6473 0.6157 0.5022 0.352 0.2904 0.08187 0.67741935483871 0.6029 0.5701 0.4541 0.3352 0.2862 0.08161 0.709677419354839 0.5381 0.5077 0.4319 0.3293 0.2851 0.07932 0.741935483870968 0.5017 0.4705 0.3556 0.2646 0.2218 0.06065 0.774193548387097 0.446 0.4231 0.3362 0.2514 0.2097 0.06046 0.806451612903226 0.4458 0.4205 0.3294 0.2486 0.2088 0.05973 0.838709677419355 0.4197 0.3967 0.3183 0.2432 0.2049 0.05792 0.870967741935484 0.4173 0.3964 0.3119 0.2411 0.1982 0.05387 0.903225806451613 0.4113 0.3881 0.3066 0.236 0.1908 0.0527 0.935483870967742 0.4103 0.3853 0.3004 0.2307 0.1902 0.05154 0.967741935483871 0.4081 0.3839 0.2925 0.2262 0.1856 0.05072 0.1 3.9066 3.7109 2.9297 2.0061 1.5089 0.39755 Average of yearly averages: 0.179312666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicORwheatground Metfile: w24232. dvf PRZM scenario: ORwheatC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha 121 Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicORwheataerial. out Chemical: dicamba PRZM environment: ORwheatC. txt modified Satday, 12 October 2002 at 17: 22: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w24232. dvf modified Wedday, 3 July 2002 at 09: 06: 10 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.454 2.313 1.764 1.532 1.346 0.378 1962 2.275 2.211 1.778 1.385 1.124 0.309 1963 4.929 4.684 3.783 2.897 2.261 0.6097 1964 2.892 2.719 2.192 1.487 1.248 0.3462 1965 2.136 2.012 1.795 1.363 1.166 0.3219 1966 2.055 1.94 1.501 1.152 0.9272 0.2514 1967 2.557 2.406 1.821 1.535 1.206 0.3184 1968 4.644 4.362 3.393 2.104 1.727 0.4744 1969 1.979 1.85 1.378 1.123 0.9734 0.2743 1970 2.278 2.142 1.637 1.322 1.039 0.2786 1971 2.114 2.005 1.594 1.226 1.001 0.27 1972 4.091 3.878 3.461 2.507 1.976 0.5285 1973 2.156 2.034 1.618 1.236 1.014 0.2791 1974 2.098 1.983 1.533 1.18 0.9487 0.2562 1975 4.525 4.304 3.511 2.765 2.139 0.5717 1976 2.083 1.979 1.589 1.212 1.005 0.2789 1977 2.259 2.167 1.728 1.294 1.047 0.2842 1978 2.995 2.808 2.185 1.772 1.377 0.3652 1979 4.597 4.421 3.605 2.808 2.17 0.5754 1980 2.09 1.983 1.681 1.271 1.063 0.2938 1981 3.944 3.791 2.983 1.943 1.626 0.4544 1982 2.048 1.923 1.465 1.132 0.9099 0.2477 1983 2.519 2.373 2.057 1.698 1.382 0.3741 1984 5.518 5.27 4.318 3.466 2.702 0.7168 1985 5.127 4.84 3.674 2.215 1.803 0.4997 1986 4.206 3.99 3.223 2.472 1.91 0.5102 1987 2.094 1.963 1.484 1.12 0.8981 0.245 1988 3.535 3.381 2.717 1.719 1.441 0.3929 1989 2.038 1.917 1.461 1.125 0.9096 0.249 1990 2.088 1.97 1.526 1.168 0.9277 0.2463 Sorted results 122 Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 5.518 5.27 4.318 3.466 2.702 0.7168 0.0645161290322581 5.127 4.84 3.783 2.897 2.261 0.6097 0.0967741935483871 4.929 4.684 3.674 2.808 2.17 0.5754 0.129032258064516 4.644 4.421 3.605 2.765 2.139 0.5717 0.161290322580645 4.597 4.362 3.511 2.507 1.976 0.5285 0.193548387096774 4.525 4.304 3.461 2.472 1.91 0.5102 0.225806451612903 4.206 3.99 3.393 2.215 1.803 0.4997 0.258064516129032 4.091 3.878 3.223 2.104 1.727 0.4744 0.290322580645161 3.944 3.791 2.983 1.943 1.626 0.4544 0.32258064516129 3.535 3.381 2.717 1.772 1.441 0.3929 0.354838709677419 2.995 2.808 2.192 1.719 1.382 0.378 0.387096774193548 2.892 2.719 2.185 1.698 1.377 0.3741 0.419354838709677 2.557 2.406 2.057 1.535 1.346 0.3652 0.451612903225806 2.519 2.373 1.821 1.532 1.248 0.3462 0.483870967741936 2.454 2.313 1.795 1.487 1.206 0.3219 0.516129032258065 2.278 2.211 1.778 1.385 1.166 0.3184 0.548387096774194 2.275 2.167 1.764 1.363 1.124 0.309 0.580645161290323 2.259 2.142 1.728 1.322 1.063 0.2938 0.612903225806452 2.156 2.034 1.681 1.294 1.047 0.2842 0.645161290322581 2.136 2.012 1.637 1.271 1.039 0.2791 0.67741935483871 2.114 2.005 1.618 1.236 1.014 0.2789 0.709677419354839 2.098 1.983 1.594 1.226 1.005 0.2786 0.741935483870968 2.094 1.983 1.589 1.212 1.001 0.2743 0.774193548387097 2.09 1.979 1.533 1.18 0.9734 0.27 0.806451612903226 2.088 1.97 1.526 1.168 0.9487 0.2562 0.838709677419355 2.083 1.963 1.501 1.152 0.9277 0.2514 0.870967741935484 2.055 1.94 1.484 1.132 0.9272 0.249 0.903225806451613 2.048 1.923 1.465 1.125 0.9099 0.2477 0.935483870967742 2.038 1.917 1.461 1.123 0.9096 0.2463 0.967741935483871 1.979 1.85 1.378 1.12 0.8981 0.245 0.1 4.9005 4.6577 3.6671 2.8037 2.1669 0.57503 Average of yearly averages: 0.373366666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicORwheataerial Metfile: w24232. dvf PRZM scenario: ORwheatC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife 123 Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Texas Wheat stored as dicTXwheatground. out Chemical: dicamba PRZM environment: TXwheatC. txt modified Satday, 12 October 2002 at 17: 30: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.22 1.961 1.143 0.5724 0.4248 0.1065 1962 12.18 11.23 6.792 3.018 2.06 0.5142 1963 0.3675 0.3242 0.2044 0.1643 0.1194 0.03035 1964 0.784 0.6981 0.3863 0.3181 0.2419 0.0605 1965 1.835 1.614 0.9905 0.5912 0.4155 0.1034 1966 3.227 2.957 2.073 1.259 0.9025 0.225 1967 0.4238 0.3735 0.2487 0.1856 0.1696 0.04393 1968 5.827 5.253 3.389 1.782 1.229 0.3045 1969 3.42 2.996 1.821 0.9078 0.669 0.1678 1970 3.414 3.028 1.992 0.9981 0.6983 0.1739 1971 1.276 1.11 0.652 0.3346 0.2701 0.06944 1972 20.02 17.78 11.31 5.366 3.648 0.902 1973 0.3461 0.3092 0.2095 0.1629 0.1177 0.03021 1974 6.52 5.738 3.621 1.738 1.184 0.2936 1975 2.194 1.907 1.128 0.546 0.4205 0.1067 1976 3.318 3.007 2.143 1.148 0.7984 0.1983 1977 0.3528 0.3129 0.1905 0.1502 0.1066 0.02674 1978 18.89 16.68 10.47 5.198 3.543 0.8778 1979 9.256 8.197 5.181 2.549 1.735 0.4304 1980 0.7819 0.7068 0.4865 0.3103 0.2131 0.05302 1981 4.28 3.631 1.872 1.074 0.7474 0.1857 1982 2.411 2.131 1.429 1.086 0.7896 0.1974 1983 4.389 3.911 2.469 1.847 1.309 0.3279 124 1984 1.113 0.9875 0.5931 0.3175 0.2372 0.05961 1985 4.481 3.882 2.384 1.086 0.7881 0.1981 1986 18.81 16.67 10.67 5.354 3.654 0.9055 1987 2.491 2.299 1.359 0.7801 0.5613 0.1407 1988 4.661 4.115 2.523 1.288 0.9235 0.2307 1989 5.939 5.207 3.264 1.899 1.34 0.3341 1990 18.1 16.02 10.09 6.046 4.178 1.038 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 20.02 17.78 11.31 6.046 4.178 1.038 0.0645161290322581 18.89 16.68 10.67 5.366 3.654 0.9055 0.0967741935483871 18.81 16.67 10.47 5.354 3.648 0.902 0.129032258064516 18.1 16.02 10.09 5.198 3.543 0.8778 0.161290322580645 12.18 11.23 6.792 3.018 2.06 0.5142 0.193548387096774 9.256 8.197 5.181 2.549 1.735 0.4304 0.225806451612903 6.52 5.738 3.621 1.899 1.34 0.3341 0.258064516129032 5.939 5.253 3.389 1.847 1.309 0.3279 0.290322580645161 5.827 5.207 3.264 1.782 1.229 0.3045 0.32258064516129 4.661 4.115 2.523 1.738 1.184 0.2936 0.354838709677419 4.481 3.911 2.469 1.288 0.9235 0.2307 0.387096774193548 4.389 3.882 2.384 1.259 0.9025 0.225 0.419354838709677 4.28 3.631 2.143 1.148 0.7984 0.1983 0.451612903225806 3.42 3.028 2.073 1.086 0.7896 0.1981 0.483870967741936 3.414 3.007 1.992 1.086 0.7881 0.1974 0.516129032258065 3.318 2.996 1.872 1.074 0.7474 0.1857 0.548387096774194 3.227 2.957 1.821 0.9981 0.6983 0.1739 0.580645161290323 2.491 2.299 1.429 0.9078 0.669 0.1678 0.612903225806452 2.411 2.131 1.359 0.7801 0.5613 0.1407 0.645161290322581 2.22 1.961 1.143 0.5912 0.4248 0.1067 0.67741935483871 2.194 1.907 1.128 0.5724 0.4205 0.1065 0.709677419354839 1.835 1.614 0.9905 0.546 0.4155 0.1034 0.741935483870968 1.276 1.11 0.652 0.3346 0.2701 0.06944 0.774193548387097 1.113 0.9875 0.5931 0.3181 0.2419 0.0605 0.806451612903226 0.784 0.7068 0.4865 0.3175 0.2372 0.05961 0.838709677419355 0.7819 0.6981 0.3863 0.3103 0.2131 0.05302 0.870967741935484 0.4238 0.3735 0.2487 0.1856 0.1696 0.04393 0.903225806451613 0.3675 0.3242 0.2095 0.1643 0.1194 0.03035 0.935483870967742 0.3528 0.3129 0.2044 0.1629 0.1177 0.03021 0.967741935483871 0.3461 0.3092 0.1905 0.1502 0.1066 0.02674 0.1 18.739 16.605 10.432 5.3384 3.6375 0.89958 Average of yearly averages: 0.277866666666666 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXwheatground Metfile: w13958. dvf PRZM scenario: TXwheatC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol 125 Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicTXwheataerial. out Chemical: dicamba PRZM environment: TXwheatC. txt modified Satday, 12 October 2002 at 17: 30: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.772 2.474 1.627 1.067 0.7709 0.1924 1962 12.87 11.87 7.162 3.231 2.36 0.5888 1963 1.694 1.494 0.9043 0.7131 0.506 0.1265 1964 1.726 1.523 1.005 0.8295 0.5953 0.148 1965 2.38 2.092 1.391 1.097 0.7772 0.1937 1966 4.228 3.862 2.687 1.814 1.298 0.3237 1967 1.758 1.549 0.9163 0.7297 0.5551 0.1399 1968 6.589 5.924 3.807 2.26 1.575 0.3908 1969 4.413 3.865 2.415 1.42 1.052 0.2632 1970 3.755 3.331 2.399 1.511 1.066 0.2658 1971 1.682 1.484 0.8833 0.822 0.6514 0.1643 1972 20.34 18.06 11.49 5.686 3.882 0.9606 1973 1.709 1.526 0.9725 0.7584 0.5432 0.1364 1974 7.39 6.504 4.091 2.202 1.518 0.377 1975 2.793 2.427 1.592 1.033 0.7745 0.195 1976 4.022 3.646 2.63 1.698 1.192 0.2964 1977 1.7 1.508 0.9182 0.7217 0.5112 0.1275 1978 19.18 16.94 10.63 5.503 3.766 0.9335 1979 10.02 8.87 5.605 2.996 2.055 0.5101 126 1980 1.807 1.583 1.125 0.8354 0.5799 0.1439 1981 5.302 4.468 2.339 1.48 1.024 0.2544 1982 3.138 2.774 1.858 1.549 1.132 0.2826 1983 5.266 4.687 3.097 2.292 1.673 0.4186 1984 2.01 1.768 1.264 0.8489 0.6118 0.1526 1985 5.18 4.488 2.778 1.534 1.144 0.2867 1986 19.18 17 10.87 5.678 3.89 0.9643 1987 3.43 3.171 1.932 1.251 0.8908 0.2227 1988 5.675 5.004 3.102 1.765 1.296 0.3233 1989 6.564 5.755 3.595 2.314 1.649 0.4111 1990 18.37 16.26 10.24 6.278 4.361 1.084 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 20.34 18.06 11.49 6.278 4.361 1.084 0.0645161290322581 19.18 17 10.87 5.686 3.89 0.9643 0.0967741935483871 19.18 16.94 10.63 5.678 3.882 0.9606 0.129032258064516 18.37 16.26 10.24 5.503 3.766 0.9335 0.161290322580645 12.87 11.87 7.162 3.231 2.36 0.5888 0.193548387096774 10.02 8.87 5.605 2.996 2.055 0.5101 0.225806451612903 7.39 6.504 4.091 2.314 1.673 0.4186 0.258064516129032 6.589 5.924 3.807 2.292 1.649 0.4111 0.290322580645161 6.564 5.755 3.595 2.26 1.575 0.3908 0.32258064516129 5.675 5.004 3.102 2.202 1.518 0.377 0.354838709677419 5.302 4.687 3.097 1.814 1.298 0.3237 0.387096774193548 5.266 4.488 2.778 1.765 1.296 0.3233 0.419354838709677 5.18 4.468 2.687 1.698 1.192 0.2964 0.451612903225806 4.413 3.865 2.63 1.549 1.144 0.2867 0.483870967741936 4.228 3.862 2.415 1.534 1.132 0.2826 0.516129032258065 4.022 3.646 2.399 1.511 1.066 0.2658 0.548387096774194 3.755 3.331 2.339 1.48 1.052 0.2632 0.580645161290323 3.43 3.171 1.932 1.42 1.024 0.2544 0.612903225806452 3.138 2.774 1.858 1.251 0.8908 0.2227 0.645161290322581 2.793 2.474 1.627 1.097 0.7772 0.195 0.67741935483871 2.772 2.427 1.592 1.067 0.7745 0.1937 0.709677419354839 2.38 2.092 1.391 1.033 0.7709 0.1924 0.741935483870968 2.01 1.768 1.264 0.8489 0.6514 0.1643 0.774193548387097 1.807 1.583 1.125 0.8354 0.6118 0.1526 0.806451612903226 1.758 1.549 1.005 0.8295 0.5953 0.148 0.838709677419355 1.726 1.526 0.9725 0.822 0.5799 0.1439 0.870967741935484 1.709 1.523 0.9182 0.7584 0.5551 0.1399 0.903225806451613 1.7 1.508 0.9163 0.7297 0.5432 0.1364 0.935483870967742 1.694 1.494 0.9043 0.7217 0.5112 0.1275 0.967741935483871 1.682 1.484 0.8833 0.7131 0.506 0.1265 0.1 19.099 16.872 10.591 5.6605 3.8704 0.95789 Average of yearly averages: 0.362593333333333 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXwheataerial Metfile: w13958. dvf PRZM scenario: TXwheatC. txt 127 EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.56 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 01 05 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba California Corn stored as dicCAcornground. out Chemical: dicamba PRZM environment: CAcornC. txt modified Satday, 12 October 2002 at 16: 32: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w23232. dvf modified Wedday, 3 July 2002 at 09: 04: 22 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 0.295 0.2772 0.2146 0.1616 0.1224 0.03179 1962 0.2957 0.2765 0.2112 0.1598 0.1239 0.05383 1963 0.3016 0.2835 0.2203 0.1692 0.1321 0.0379 1964 0.2957 0.2775 0.2145 0.1637 0.1279 0.03998 1965 0.3348 0.3129 0.2386 0.2089 0.1625 0.04736 1966 0.2858 0.2663 0.2005 0.1527 0.1173 0.04749 1967 0.3285 0.3064 0.2321 0.1924 0.1486 0.04345 1968 0.2915 0.2725 0.2075 0.1581 0.1208 0.03117 1969 0.2964 0.2752 0.205 0.1621 0.126 0.03757 1970 0.2902 0.2684 0.1968 0.1553 0.1189 0.03167 1971 0.3003 0.2824 0.2201 0.168 0.131 0.03398 1972 0.2903 0.27 0.202 0.1563 0.1198 0.03102 128 1973 0.2826 0.2606 0.1889 0.1471 0.1104 0.02873 1974 0.2967 0.278 0.2137 0.164 0.1335 0.03981 1975 0.2952 0.2729 0.1996 0.1591 0.1206 0.03172 1976 0.2845 0.2617 0.1881 0.1486 0.1117 0.02863 1977 0.3475 0.3283 0.2599 0.1964 0.1527 0.04354 1978 0.438 0.416 0.3356 0.2591 0.1939 0.05016 1979 0.2907 0.2697 0.1999 0.156 0.1191 0.0333 1980 0.2931 0.2749 0.2123 0.1619 0.128 0.03447 1981 0.3121 0.2913 0.2206 0.1774 0.1335 0.03497 1982 0.2934 0.274 0.2084 0.1614 0.1281 0.03558 1983 0.3942 0.3685 0.2808 0.2403 0.1834 0.04866 1984 0.2824 0.2592 0.185 0.1468 0.1113 0.03422 1985 0.2902 0.2717 0.2079 0.1569 0.119 0.03172 1986 0.2903 0.2703 0.2027 0.1565 0.1202 0.03101 1987 0.2799 0.2581 0.1873 0.1454 0.1109 0.03825 1988 1.282 1.225 0.9636 0.6325 0.4612 0.1204 1989 1.185 1.089 0.7873 0.4699 0.3544 0.1212 1990 1.481 1.377 0.9833 0.5383 0.4044 0.116 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 1.481 1.377 0.9833 0.6325 0.4612 0.1212 0.0645161290322581 1.282 1.225 0.9636 0.5383 0.4044 0.1204 0.0967741935483871 1.185 1.089 0.7873 0.4699 0.3544 0.116 0.129032258064516 0.438 0.416 0.3356 0.2591 0.1939 0.05383 0.161290322580645 0.3942 0.3685 0.2808 0.2403 0.1834 0.05016 0.193548387096774 0.3475 0.3283 0.2599 0.2089 0.1625 0.04866 0.225806451612903 0.3348 0.3129 0.2386 0.1964 0.1527 0.04749 0.258064516129032 0.3285 0.3064 0.2321 0.1924 0.1486 0.04736 0.290322580645161 0.3121 0.2913 0.2206 0.1774 0.1335 0.04354 0.32258064516129 0.3016 0.2835 0.2203 0.1692 0.1335 0.04345 0.354838709677419 0.3003 0.2824 0.2201 0.168 0.1321 0.03998 0.387096774193548 0.2967 0.278 0.2146 0.164 0.131 0.03981 0.419354838709677 0.2964 0.2775 0.2145 0.1637 0.1281 0.03825 0.451612903225806 0.2957 0.2772 0.2137 0.1621 0.128 0.0379 0.483870967741936 0.2957 0.2765 0.2123 0.1619 0.1279 0.03757 0.516129032258065 0.2952 0.2752 0.2112 0.1616 0.126 0.03558 0.548387096774194 0.295 0.2749 0.2084 0.1614 0.1239 0.03497 0.580645161290323 0.2934 0.274 0.2079 0.1598 0.1224 0.03447 0.612903225806452 0.2931 0.2729 0.2075 0.1591 0.1208 0.03422 0.645161290322581 0.2915 0.2725 0.205 0.1581 0.1206 0.03398 0.67741935483871 0.2907 0.2717 0.2027 0.1569 0.1202 0.0333 0.709677419354839 0.2903 0.2703 0.202 0.1565 0.1198 0.03179 0.741935483870968 0.2903 0.27 0.2005 0.1563 0.1191 0.03172 0.774193548387097 0.2902 0.2697 0.1999 0.156 0.119 0.03172 0.806451612903226 0.2902 0.2684 0.1996 0.1553 0.1189 0.03167 0.838709677419355 0.2858 0.2663 0.1968 0.1527 0.1173 0.03117 0.870967741935484 0.2845 0.2617 0.1889 0.1486 0.1117 0.03102 0.903225806451613 0.2826 0.2606 0.1881 0.1471 0.1113 0.03101 0.935483870967742 0.2824 0.2592 0.1873 0.1468 0.1109 0.02873 0.967741935483871 0.2799 0.2581 0.185 0.1454 0.1104 0.02863 0.1 1.1103 1.0217 0.74213 0.44882 0.33835 0.109783 Average of yearly averages: 0.0456526666666667 129 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicCAcornground Metfile: w23232. dvf PRZM scenario: CAcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicCAcornaerial. out Chemical: dicamba PRZM environment: CAcornC. txt modified Satday, 12 October 2002 at 16: 32: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w23232. dvf modified Wedday, 3 July 2002 at 09: 04: 22 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.475 1.386 1.073 0.8079 0.6118 0.1564 1962 1.459 1.368 1.055 0.7983 0.6193 0.1812 1963 1.502 1.412 1.097 0.8399 0.6558 0.1739 1964 1.479 1.388 1.073 0.8184 0.6397 0.1719 1965 1.509 1.41 1.075 0.8549 0.6743 0.181 1966 1.428 1.331 1.002 0.763 0.5862 0.1682 1967 1.534 1.431 1.083 0.8611 0.669 0.1771 1968 1.457 1.363 1.037 0.7902 0.6039 0.1553 1969 1.46 1.356 1.01 0.7917 0.6162 0.164 1970 1.45 1.341 0.9834 0.7752 0.5934 0.1536 130 1971 1.501 1.412 1.1 0.8397 0.655 0.1694 1972 1.452 1.35 1.01 0.7815 0.5992 0.1542 1973 1.413 1.303 0.9444 0.7354 0.5521 0.1416 1974 1.484 1.39 1.068 0.8199 0.6441 0.1723 1975 1.475 1.364 0.9977 0.7949 0.6025 0.155 1976 1.422 1.308 0.9406 0.7426 0.5584 0.1427 1977 1.526 1.441 1.141 0.8524 0.6636 0.1761 1978 1.538 1.425 1.053 0.8804 0.6728 0.1738 1979 1.453 1.348 0.9992 0.7797 0.5951 0.1556 1980 1.465 1.374 1.061 0.8087 0.6394 0.1677 1981 1.485 1.386 1.049 0.8122 0.6141 0.1583 1982 1.467 1.37 1.042 0.8067 0.6405 0.1704 1983 1.566 1.464 1.115 0.8803 0.6788 0.1769 1984 1.412 1.296 0.9247 0.734 0.5562 0.1473 1985 1.449 1.357 1.038 0.7826 0.5937 0.1533 1986 1.452 1.351 1.014 0.7825 0.6008 0.1551 1987 1.399 1.291 0.9363 0.7268 0.5543 0.1526 1988 1.958 1.882 1.474 1.231 0.9187 0.2367 1989 1.417 1.317 0.9838 0.7516 0.5788 0.2369 1990 2.157 2.006 1.445 1.018 0.8528 0.2305 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 2.157 2.006 1.474 1.231 0.9187 0.2369 0.0645161290322581 1.958 1.882 1.445 1.018 0.8528 0.2367 0.0967741935483871 1.566 1.464 1.141 0.8804 0.6788 0.2305 0.129032258064516 1.538 1.441 1.115 0.8803 0.6743 0.1812 0.161290322580645 1.534 1.431 1.1 0.8611 0.6728 0.181 0.193548387096774 1.526 1.425 1.097 0.8549 0.669 0.1771 0.225806451612903 1.509 1.412 1.083 0.8524 0.6636 0.1769 0.258064516129032 1.502 1.412 1.075 0.8399 0.6558 0.1761 0.290322580645161 1.501 1.41 1.073 0.8397 0.655 0.1739 0.32258064516129 1.485 1.39 1.073 0.8199 0.6441 0.1738 0.354838709677419 1.484 1.388 1.068 0.8184 0.6405 0.1723 0.387096774193548 1.479 1.386 1.061 0.8122 0.6397 0.1719 0.419354838709677 1.475 1.386 1.055 0.8087 0.6394 0.1704 0.451612903225806 1.475 1.374 1.053 0.8079 0.6193 0.1694 0.483870967741936 1.467 1.37 1.049 0.8067 0.6162 0.1682 0.516129032258065 1.465 1.368 1.042 0.7983 0.6141 0.1677 0.548387096774194 1.46 1.364 1.038 0.7949 0.6118 0.164 0.580645161290323 1.459 1.363 1.037 0.7917 0.6039 0.1583 0.612903225806452 1.457 1.357 1.014 0.7902 0.6025 0.1564 0.645161290322581 1.453 1.356 1.01 0.7826 0.6008 0.1556 0.67741935483871 1.452 1.351 1.01 0.7825 0.5992 0.1553 0.709677419354839 1.452 1.35 1.002 0.7815 0.5951 0.1551 0.741935483870968 1.45 1.348 0.9992 0.7797 0.5937 0.155 0.774193548387097 1.449 1.341 0.9977 0.7752 0.5934 0.1542 0.806451612903226 1.428 1.331 0.9838 0.763 0.5862 0.1536 0.838709677419355 1.422 1.317 0.9834 0.7516 0.5788 0.1533 0.870967741935484 1.417 1.308 0.9444 0.7426 0.5584 0.1526 0.903225806451613 1.413 1.303 0.9406 0.7354 0.5562 0.1473 0.935483870967742 1.412 1.296 0.9363 0.734 0.5543 0.1427 0.967741935483871 1.399 1.291 0.9247 0.7268 0.5521 0.1416 131 0.1 1.5632 1.4617 1.1384 0.88039 0.67835 0.22557 Average of yearly averages: 0.1703 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicCAcornaerial Metfile: w23232. dvf PRZM scenario: CAcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Illinois Corn stored as dicILcornground. out Chemical: dicamba PRZM environment: ILCornC. txt modified Satday, 12 October 2002 at 17: 01: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14923. dvf modified Wedday, 3 July 2002 at 09: 04: 40 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 0.3737 0.3523 0.276 0.2297 0.1869 0.05038 1962 2.899 2.738 1.941 1.101 0.8521 0.2263 1963 2.848 2.676 2.058 1.315 1.014 0.2601 1964 2.415 2.294 1.795 1.137 0.9091 0.2371 132 1965 3.612 3.418 2.597 1.573 1.128 0.2868 1966 10.11 9.434 7.246 3.94 3.036 0.7767 1967 1.633 1.449 0.918 0.5927 0.5146 0.1427 1968 0.6506 0.6296 0.5371 0.4594 0.3478 0.08951 1969 1.427 1.359 1.105 0.7952 0.5929 0.1501 1970 5.6 5.041 3.416 1.764 1.314 0.3436 1971 2.874 2.743 2.206 1.624 1.159 0.2949 1972 11.13 10.6 8.932 5.472 3.99 1.008 1973 2.624 2.428 1.81 1.379 1.031 0.2648 1974 13.33 12.78 9.262 4.745 3.398 0.877 1975 1.037 0.9658 0.7508 0.6619 0.5057 0.1346 1976 1.395 1.336 1.083 0.8755 0.6687 0.1729 1977 3.622 3.322 2.36 1.231 0.8904 0.2308 1978 0.3207 0.2997 0.2347 0.1891 0.1491 0.03989 1979 1.118 1.073 0.9234 0.6738 0.515 0.1331 1980 5.37 4.982 3.754 2.035 1.416 0.3652 1981 0.3259 0.2951 0.2275 0.1903 0.1683 0.04625 1982 7.494 7.196 6.004 3.83 2.789 0.7043 1983 0.3336 0.3154 0.2492 0.1818 0.1671 0.04764 1984 1.62 1.525 1.1 0.9185 0.6913 0.178 1985 1.201 1.135 0.8803 0.5841 0.4344 0.1119 1986 3.25 3.003 2.209 1.324 0.9587 0.2453 1987 7.077 6.502 4.592 2.305 1.609 0.4145 1988 2.233 2.073 1.488 0.7884 0.5828 0.1529 1989 1.211 1.156 0.9359 0.7119 0.5353 0.1377 1990 1.456 1.354 1.01 0.9 0.6734 0.1728 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 13.33 12.78 9.262 5.472 3.99 1.008 0.0645161290322581 11.13 10.6 8.932 4.745 3.398 0.877 0.0967741935483871 10.11 9.434 7.246 3.94 3.036 0.7767 0.129032258064516 7.494 7.196 6.004 3.83 2.789 0.7043 0.161290322580645 7.077 6.502 4.592 2.305 1.609 0.4145 0.193548387096774 5.6 5.041 3.754 2.035 1.416 0.3652 0.225806451612903 5.37 4.982 3.416 1.764 1.314 0.3436 0.258064516129032 3.622 3.418 2.597 1.624 1.159 0.2949 0.290322580645161 3.612 3.322 2.36 1.573 1.128 0.2868 0.32258064516129 3.25 3.003 2.209 1.379 1.031 0.2648 0.354838709677419 2.899 2.743 2.206 1.324 1.014 0.2601 0.387096774193548 2.874 2.738 2.058 1.315 0.9587 0.2453 0.419354838709677 2.848 2.676 1.941 1.231 0.9091 0.2371 0.451612903225806 2.624 2.428 1.81 1.137 0.8904 0.2308 0.483870967741936 2.415 2.294 1.795 1.101 0.8521 0.2263 0.516129032258065 2.233 2.073 1.488 0.9185 0.6913 0.178 0.548387096774194 1.633 1.525 1.105 0.9 0.6734 0.1729 0.580645161290323 1.62 1.449 1.1 0.8755 0.6687 0.1728 0.612903225806452 1.456 1.359 1.083 0.7952 0.5929 0.1529 0.645161290322581 1.427 1.354 1.01 0.7884 0.5828 0.1501 0.67741935483871 1.395 1.336 0.9359 0.7119 0.5353 0.1427 0.709677419354839 1.211 1.156 0.9234 0.6738 0.515 0.1377 0.741935483870968 1.201 1.135 0.918 0.6619 0.5146 0.1346 0.774193548387097 1.118 1.073 0.8803 0.5927 0.5057 0.1331 0.806451612903226 1.037 0.9658 0.7508 0.5841 0.4344 0.1119 133 0.838709677419355 0.6506 0.6296 0.5371 0.4594 0.3478 0.08951 0.870967741935484 0.3737 0.3523 0.276 0.2297 0.1869 0.05038 0.903225806451613 0.3336 0.3154 0.2492 0.1903 0.1683 0.04764 0.935483870967742 0.3259 0.2997 0.2347 0.1891 0.1671 0.04625 0.967741935483871 0.3207 0.2951 0.2275 0.1818 0.1491 0.03989 0.1 9.8484 9.2102 7.1218 3.929 3.0113 0.76946 Average of yearly averages: 0.276525666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicILcornground Metfile: w14923. dvf PRZM scenario: ILCornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicILcornaerial. out Chemical: dicamba PRZM environment: ILCornC. txt modified Satday, 12 October 2002 at 17: 01: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14923. dvf modified Wedday, 3 July 2002 at 09: 04: 40 Water segment concentrations ( ppb) 134 Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.631 1.538 1.205 0.9447 0.728 0.1877 1962 3.477 3.272 2.316 1.557 1.275 0.3352 1963 3.866 3.632 2.797 1.911 1.477 0.3774 1964 3.023 2.885 2.249 1.646 1.323 0.3422 1965 4.11 3.886 2.951 2.067 1.543 0.3931 1966 10.93 10.2 7.815 4.388 3.417 0.8744 1967 2.109 1.871 1.34 1.217 1.013 0.27 1968 1.861 1.761 1.432 1.149 0.8765 0.2251 1969 2.177 2.074 1.687 1.426 1.079 0.2737 1970 6.101 5.492 3.722 2.054 1.676 0.4355 1971 3.398 3.243 2.717 2.162 1.623 0.4122 1972 11.51 10.96 9.213 5.873 4.295 1.086 1973 3.17 2.955 2.27 1.882 1.409 0.3613 1974 13.84 13.27 9.601 4.936 3.677 0.954 1975 1.914 1.783 1.583 1.296 1.001 0.261 1976 2.133 2.011 1.706 1.485 1.159 0.2988 1977 4.573 4.195 2.979 1.647 1.298 0.3342 1978 1.523 1.423 1.088 0.8517 0.6538 0.1696 1979 1.999 1.871 1.491 1.315 1.013 0.261 1980 6.272 5.82 4.37 2.399 1.85 0.4778 1981 1.497 1.415 1.119 0.8557 0.677 0.1771 1982 8.027 7.708 6.431 4.307 3.164 0.8005 1983 1.555 1.47 1.161 0.8652 0.6758 0.176 1984 2.42 2.273 1.895 1.511 1.163 0.298 1985 1.943 1.797 1.336 1.17 0.8857 0.2283 1986 4.193 3.874 2.879 1.783 1.378 0.3514 1987 7.731 7.103 5.017 2.6 1.99 0.5124 1988 3.033 2.815 2.022 1.296 1.048 0.2705 1989 2.055 1.934 1.572 1.352 1.041 0.2674 1990 2.231 2.075 1.789 1.492 1.129 0.289 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 13.84 13.27 9.601 5.873 4.295 1.086 0.0645161290322581 11.51 10.96 9.213 4.936 3.677 0.954 0.0967741935483871 10.93 10.2 7.815 4.388 3.417 0.8744 0.129032258064516 8.027 7.708 6.431 4.307 3.164 0.8005 0.161290322580645 7.731 7.103 5.017 2.6 1.99 0.5124 0.193548387096774 6.272 5.82 4.37 2.399 1.85 0.4778 0.225806451612903 6.101 5.492 3.722 2.162 1.676 0.4355 0.258064516129032 4.573 4.195 2.979 2.067 1.623 0.4122 0.290322580645161 4.193 3.886 2.951 2.054 1.543 0.3931 0.32258064516129 4.11 3.874 2.879 1.911 1.477 0.3774 0.354838709677419 3.866 3.632 2.797 1.882 1.409 0.3613 0.387096774193548 3.477 3.272 2.717 1.783 1.378 0.3514 0.419354838709677 3.398 3.243 2.316 1.647 1.323 0.3422 0.451612903225806 3.17 2.955 2.27 1.646 1.298 0.3352 0.483870967741936 3.033 2.885 2.249 1.557 1.275 0.3342 0.516129032258065 3.023 2.815 2.022 1.511 1.163 0.2988 0.548387096774194 2.42 2.273 1.895 1.492 1.159 0.298 0.580645161290323 2.231 2.075 1.789 1.485 1.129 0.289 0.612903225806452 2.177 2.074 1.706 1.426 1.079 0.2737 0.645161290322581 2.133 2.011 1.687 1.352 1.048 0.2705 135 0.67741935483871 2.109 1.934 1.583 1.315 1.041 0.27 0.709677419354839 2.055 1.871 1.572 1.296 1.013 0.2674 0.741935483870968 1.999 1.871 1.491 1.296 1.013 0.261 0.774193548387097 1.943 1.797 1.432 1.217 1.001 0.261 0.806451612903226 1.914 1.783 1.34 1.17 0.8857 0.2283 0.838709677419355 1.861 1.761 1.336 1.149 0.8765 0.2251 0.870967741935484 1.631 1.538 1.205 0.9447 0.728 0.1877 0.903225806451613 1.555 1.47 1.161 0.8652 0.677 0.1771 0.935483870967742 1.523 1.423 1.119 0.8557 0.6758 0.176 0.967741935483871 1.497 1.415 1.088 0.8517 0.6538 0.1696 0.1 10.6397 9.9508 7.6766 4.3799 3.3917 0.86701 Average of yearly averages: 0.390026666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicILcornaerial Metfile: w14923. dvf PRZM scenario: ILCornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Mississippi Corn stored as dicMScornground. out 136 Chemical: dicamba PRZM environment: MScornC. txt modified Satday, 12 October 2002 at 17: 06: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13893. dvf modified Wedday, 3 July 2002 at 09: 06: 20 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 12.54 11.74 8.988 5.168 3.632 0.9107 1962 0.6376 0.5832 0.4286 0.2664 0.1912 0.05403 1963 2.41 2.224 1.648 0.921 0.6544 0.2703 1964 4.037 3.717 2.581 1.386 0.965 0.247 1965 2.399 2.189 1.455 0.7087 0.5122 0.1332 1966 2.365 2.207 1.866 1.106 0.7825 0.2006 1967 1.919 1.784 1.354 0.7887 0.5622 0.1643 1968 1.099 1.008 0.7094 0.3571 0.2735 0.07222 1969 2.483 2.267 1.584 0.876 0.6097 0.1525 1970 4.366 4.019 3.168 1.741 1.212 0.3276 1971 1.4 1.313 0.9898 0.6112 0.4338 0.1121 1972 1.429 1.306 0.9807 0.5564 0.426 0.1126 1973 2.528 2.321 1.713 1.017 0.7095 0.2542 1974 4.704 4.352 3.128 1.776 1.258 0.3167 1975 1.016 0.9637 0.7826 0.465 0.3347 0.1016 1976 2.269 2.014 1.282 0.6453 0.4676 0.1707 1977 2.149 1.968 1.409 0.7836 0.5422 0.1952 1978 5.03 4.581 3.203 1.582 1.101 0.2788 1979 3.042 2.82 1.94 1.078 0.7564 0.1893 1980 1.977 1.725 1.059 0.5689 0.4127 0.1268 1981 1.596 1.458 1.03 0.6268 0.4507 0.1204 1982 6.678 6.283 4.864 2.597 1.793 0.4584 1983 8.795 8.256 6.242 3.115 2.258 0.5695 1984 2.074 1.881 1.393 0.7542 0.535 0.165 1985 7.418 6.818 4.825 2.558 1.769 0.472 1986 0.5365 0.4956 0.3583 0.2515 0.1778 0.07215 1987 1.398 1.258 0.8381 0.4591 0.3279 0.1049 1988 3.378 3.151 2.358 1.297 0.8976 0.2553 1989 0.2754 0.2524 0.1789 0.1389 0.1107 0.03089 1990 2.983 2.789 2.359 1.383 0.9622 0.2405 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 12.54 11.74 8.988 5.168 3.632 0.9107 0.0645161290322581 8.795 8.256 6.242 3.115 2.258 0.5695 0.0967741935483871 7.418 6.818 4.864 2.597 1.793 0.472 0.129032258064516 6.678 6.283 4.825 2.558 1.769 0.4584 0.161290322580645 5.03 4.581 3.203 1.776 1.258 0.3276 0.193548387096774 4.704 4.352 3.168 1.741 1.212 0.3167 0.225806451612903 4.366 4.019 3.128 1.582 1.101 0.2788 0.258064516129032 4.037 3.717 2.581 1.386 0.965 0.2703 0.290322580645161 3.378 3.151 2.359 1.383 0.9622 0.2553 0.32258064516129 3.042 2.82 2.358 1.297 0.8976 0.2542 0.354838709677419 2.983 2.789 1.94 1.106 0.7825 0.247 0.387096774193548 2.528 2.321 1.866 1.078 0.7564 0.2405 0.419354838709677 2.483 2.267 1.713 1.017 0.7095 0.2006 0.451612903225806 2.41 2.224 1.648 0.921 0.6544 0.1952 137 0.483870967741936 2.399 2.207 1.584 0.876 0.6097 0.1893 0.516129032258065 2.365 2.189 1.455 0.7887 0.5622 0.1707 0.548387096774194 2.269 2.014 1.409 0.7836 0.5422 0.165 0.580645161290323 2.149 1.968 1.393 0.7542 0.535 0.1643 0.612903225806452 2.074 1.881 1.354 0.7087 0.5122 0.1525 0.645161290322581 1.977 1.784 1.282 0.6453 0.4676 0.1332 0.67741935483871 1.919 1.725 1.059 0.6268 0.4507 0.1268 0.709677419354839 1.596 1.458 1.03 0.6112 0.4338 0.1204 0.741935483870968 1.429 1.313 0.9898 0.5689 0.426 0.1126 0.774193548387097 1.4 1.306 0.9807 0.5564 0.4127 0.1121 0.806451612903226 1.398 1.258 0.8381 0.465 0.3347 0.1049 0.838709677419355 1.099 1.008 0.7826 0.4591 0.3279 0.1016 0.870967741935484 1.016 0.9637 0.7094 0.3571 0.2735 0.07222 0.903225806451613 0.6376 0.5832 0.4286 0.2664 0.1912 0.07215 0.935483870967742 0.5365 0.4956 0.3583 0.2515 0.1778 0.05403 0.967741935483871 0.2754 0.2524 0.1789 0.1389 0.1107 0.03089 0.1 7.344 6.7645 4.8601 2.5931 1.7906 0.47064 Average of yearly averages: 0.229316333333333 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicMScornground Metfile: w13893. dvf PRZM scenario: MScornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond 138 Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicMScornaerial. out Chemical: dicamba PRZM environment: MScornC. txt modified Satday, 12 October 2002 at 17: 06: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13893. dvf modified Wedday, 3 July 2002 at 09: 06: 20 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 12.88 12.06 9.236 5.546 3.923 0.9846 1962 1.547 1.38 0.9404 0.7773 0.5614 0.1467 1963 2.806 2.605 2.062 1.413 1.016 0.3571 1964 4.446 4.087 2.835 1.813 1.283 0.3265 1965 2.828 2.6 1.72 1.045 0.8549 0.219 1966 2.831 2.644 2.227 1.618 1.171 0.2979 1967 2.39 2.24 1.72 1.298 0.938 0.2583 1968 2.061 1.89 1.381 0.8876 0.6602 0.1689 1969 3.156 2.882 2.014 1.34 0.9486 0.2374 1970 4.906 4.565 3.556 2.182 1.542 0.4096 1971 1.998 1.874 1.413 1.169 0.8409 0.2142 1972 2.03 1.857 1.493 1.084 0.8113 0.209 1973 3.139 2.883 2.163 1.508 1.067 0.3408 1974 5.158 4.771 3.43 2.198 1.592 0.4006 1975 1.901 1.722 1.281 0.9814 0.7099 0.1951 1976 2.18 1.935 1.232 0.8436 0.6241 0.2732 1977 2.656 2.432 1.805 1.226 0.859 0.2719 1978 5.16 4.697 3.661 1.957 1.426 0.3601 1979 3.466 3.198 2.195 1.514 1.081 0.2708 1980 1.898 1.656 1.017 0.6295 0.4524 0.2124 1981 2.119 1.936 1.368 1.117 0.805 0.2087 1982 7.198 6.767 5.244 3.013 2.1 0.5349 1983 9.534 8.916 6.67 3.421 2.556 0.645 1984 2.456 2.226 1.845 1.248 0.8905 0.2525 1985 7.719 7.095 5.021 2.934 2.073 0.547 1986 1.438 1.307 0.9076 0.7598 0.5448 0.1626 1987 1.343 1.209 0.8053 0.6047 0.4353 0.1887 1988 4.032 3.76 2.815 1.777 1.245 0.3407 1989 1.376 1.261 0.8937 0.6933 0.5183 0.1333 1990 3.621 3.392 2.822 1.89 1.333 0.3334 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 12.88 12.06 9.236 5.546 3.923 0.9846 0.0645161290322581 9.534 8.916 6.67 3.421 2.556 0.645 0.0967741935483871 7.719 7.095 5.244 3.013 2.1 0.547 0.129032258064516 7.198 6.767 5.021 2.934 2.073 0.5349 0.161290322580645 5.16 4.771 3.661 2.198 1.592 0.4096 0.193548387096774 5.158 4.697 3.556 2.182 1.542 0.4006 0.225806451612903 4.906 4.565 3.43 1.957 1.426 0.3601 0.258064516129032 4.446 4.087 2.835 1.89 1.333 0.3571 0.290322580645161 4.032 3.76 2.822 1.813 1.283 0.3408 0.32258064516129 3.621 3.392 2.815 1.777 1.245 0.3407 139 0.354838709677419 3.466 3.198 2.227 1.618 1.171 0.3334 0.387096774193548 3.156 2.883 2.195 1.514 1.081 0.3265 0.419354838709677 3.139 2.882 2.163 1.508 1.067 0.2979 0.451612903225806 2.831 2.644 2.062 1.413 1.016 0.2732 0.483870967741936 2.828 2.605 2.014 1.34 0.9486 0.2719 0.516129032258065 2.806 2.6 1.845 1.298 0.938 0.2708 0.548387096774194 2.656 2.432 1.805 1.248 0.8905 0.2583 0.580645161290323 2.456 2.24 1.72 1.226 0.859 0.2525 0.612903225806452 2.39 2.226 1.72 1.169 0.8549 0.2374 0.645161290322581 2.18 1.936 1.493 1.117 0.8409 0.219 0.67741935483871 2.119 1.935 1.413 1.084 0.8113 0.2142 0.709677419354839 2.061 1.89 1.381 1.045 0.805 0.2124 0.741935483870968 2.03 1.874 1.368 0.9814 0.7099 0.209 0.774193548387097 1.998 1.857 1.281 0.8876 0.6602 0.2087 0.806451612903226 1.901 1.722 1.232 0.8436 0.6241 0.1951 0.838709677419355 1.898 1.656 1.017 0.7773 0.5614 0.1887 0.870967741935484 1.547 1.38 0.9404 0.7598 0.5448 0.1689 0.903225806451613 1.438 1.307 0.9076 0.6933 0.5183 0.1626 0.935483870967742 1.376 1.261 0.8937 0.6295 0.4524 0.1467 0.967741935483871 1.343 1.209 0.8053 0.6047 0.4353 0.1333 0.1 7.6669 7.0622 5.2217 3.0051 2.0973 0.54579 Average of yearly averages: 0.316696666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicMScornaerial Metfile: w13893. dvf PRZM scenario: MScornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF 140 Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba North Carolina Corn stored as dicNCcornground. out Chemical: dicamba PRZM environment: NCcornWC. txt modified Satday, 12 October 2002 at 17: 11: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w03812. dvf modified Wedday, 3 July 2002 at 09: 05: 50 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1965 2.074 1.92 1.464 0.8657 0.6769 0.1819 1966 2.013 1.884 1.438 0.8798 0.735 0.2003 1967 0.6936 0.6499 0.5153 0.336 0.274 0.07319 1968 0.8201 0.7486 0.6187 0.3926 0.311 0.08357 1969 6.258 5.903 4.931 3.137 2.256 0.5677 1970 0.3493 0.3263 0.2528 0.2325 0.1902 0.05141 1971 3.842 3.594 2.813 1.672 1.262 0.3287 1972 1.523 1.42 1.056 0.6991 0.523 0.1374 1973 3.103 2.855 2.007 1.108 0.8785 0.2315 1974 0.654 0.6054 0.548 0.4117 0.3223 0.08542 1975 6.361 6.049 4.568 2.503 1.765 0.4573 1976 10.55 9.749 7.27 4.056 2.861 0.736 1977 0.5285 0.494 0.402 0.3215 0.2587 0.0699 1978 0.3951 0.3675 0.3203 0.2845 0.2369 0.06304 1979 1.811 1.691 1.3 0.8751 0.647 0.1673 1980 8.348 7.773 5.751 2.989 2.068 0.5278 1981 1.436 1.332 1.009 0.5654 0.4234 0.1135 1982 0.6139 0.5698 0.4457 0.367 0.2888 0.07471 1983 1.552 1.479 1.166 0.7139 0.5605 0.1469 1984 1.648 1.531 1.099 0.6298 0.4892 0.1344 1985 2.619 2.508 2.006 1.287 0.9471 0.2447 1986 0.6119 0.5747 0.4245 0.2626 0.2202 0.0585 1987 4.801 4.571 3.723 2.528 1.902 0.4858 1988 0.2983 0.2802 0.2171 0.1661 0.1294 0.03609 1989 0.9929 0.9435 0.7478 0.4595 0.3604 0.09423 1990 0.8323 0.7738 0.5572 0.4362 0.3455 0.09098 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.037037037037037 10.55 9.749 7.27 4.056 2.861 0.736 0.0740740740740741 8.348 7.773 5.751 3.137 2.256 0.5677 0.111111111111111 6.361 6.049 4.931 2.989 2.068 0.5278 0.148148148148148 6.258 5.903 4.568 2.528 1.902 0.4858 0.185185185185185 4.801 4.571 3.723 2.503 1.765 0.4573 0.222222222222222 3.842 3.594 2.813 1.672 1.262 0.3287 0.259259259259259 3.103 2.855 2.007 1.287 0.9471 0.2447 0.296296296296296 2.619 2.508 2.006 1.108 0.8785 0.2315 141 0.333333333333333 2.074 1.92 1.464 0.8798 0.735 0.2003 0.37037037037037 2.013 1.884 1.438 0.8751 0.6769 0.1819 0.407407407407407 1.811 1.691 1.3 0.8657 0.647 0.1673 0.444444444444444 1.648 1.531 1.166 0.7139 0.5605 0.1469 0.481481481481481 1.552 1.479 1.099 0.6991 0.523 0.1374 0.518518518518518 1.523 1.42 1.056 0.6298 0.4892 0.1344 0.555555555555556 1.436 1.332 1.009 0.5654 0.4234 0.1135 0.592592592592593 0.9929 0.9435 0.7478 0.4595 0.3604 0.09423 0.62962962962963 0.8323 0.7738 0.6187 0.4362 0.3455 0.09098 0.666666666666667 0.8201 0.7486 0.5572 0.4117 0.3223 0.08542 0.703703703703704 0.6936 0.6499 0.548 0.3926 0.311 0.08357 0.740740740740741 0.654 0.6054 0.5153 0.367 0.2888 0.07471 0.777777777777778 0.6139 0.5747 0.4457 0.336 0.274 0.07319 0.814814814814815 0.6119 0.5698 0.4245 0.3215 0.2587 0.0699 0.851851851851852 0.5285 0.494 0.402 0.2845 0.2369 0.06304 0.888888888888889 0.3951 0.3675 0.3203 0.2626 0.2202 0.0585 0.925925925925926 0.3493 0.3263 0.2528 0.2325 0.1902 0.05141 0.962962962962963 0.2983 0.2802 0.2171 0.1661 0.1294 0.03609 0.1 6.9571 6.5662 5.177 3.0334 2.1244 0.53977 Average of yearly averages: 0.209316923076923 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNCcornground Metfile: w03812. dvf PRZM scenario: NCcornWC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT 142 FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicNCcornaerial. out Chemical: dicamba PRZM environment: NCcornWC. txt modified Satday, 12 October 2002 at 17: 11: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w03812. dvf modified Wedday, 3 July 2002 at 09: 05: 50 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1965 2.872 2.658 2.054 1.37 1.13 0.2998 1966 2.726 2.551 1.957 1.438 1.216 0.3278 1967 1.598 1.495 1.316 0.9578 0.7649 0.2004 1968 1.522 1.431 1.308 0.9846 0.8176 0.2135 1969 6.782 6.396 5.362 3.628 2.631 0.6635 1970 1.515 1.415 1.08 0.8658 0.6799 0.1775 1971 4.884 4.57 3.555 2.197 1.706 0.4441 1972 2.491 2.321 1.838 1.261 0.9911 0.2576 1973 3.617 3.322 2.335 1.539 1.266 0.3314 1974 1.776 1.644 1.308 0.9842 0.7857 0.2058 1975 7.113 6.857 5.123 2.802 2.105 0.5575 1976 11.29 10.43 7.76 4.319 3.117 0.8293 1977 1.544 1.435 1.183 0.9151 0.7178 0.188 1978 1.555 1.453 1.145 0.9089 0.7199 0.1876 1979 2.318 2.164 1.734 1.413 1.094 0.2831 1980 9.058 8.425 6.217 3.259 2.393 0.6191 1981 2.106 1.953 1.63 1.077 0.8586 0.2248 1982 1.618 1.495 1.222 0.9754 0.7527 0.1931 1983 2.469 2.398 1.905 1.301 1.048 0.2725 1984 2.315 2.15 1.545 1.131 0.9663 0.2575 1985 3.361 3.209 2.564 1.888 1.416 0.3667 1986 1.468 1.37 1.199 0.8901 0.7045 0.1828 1987 5.456 5.194 4.23 3.062 2.296 0.5863 1988 1.488 1.398 1.083 0.8269 0.6446 0.1694 1989 1.891 1.781 1.474 1.058 0.8352 0.2153 1990 1.685 1.566 1.335 1.039 0.825 0.2136 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.037037037037037 11.29 10.43 7.76 4.319 3.117 0.8293 0.0740740740740741 9.058 8.425 6.217 3.628 2.631 0.6635 0.111111111111111 7.113 6.857 5.362 3.259 2.393 0.6191 0.148148148148148 6.782 6.396 5.123 3.062 2.296 0.5863 0.185185185185185 5.456 5.194 4.23 2.802 2.105 0.5575 0.222222222222222 4.884 4.57 3.555 2.197 1.706 0.4441 0.259259259259259 3.617 3.322 2.564 1.888 1.416 0.3667 0.296296296296296 3.361 3.209 2.335 1.539 1.266 0.3314 0.333333333333333 2.872 2.658 2.054 1.438 1.216 0.3278 0.37037037037037 2.726 2.551 1.957 1.413 1.13 0.2998 0.407407407407407 2.491 2.398 1.905 1.37 1.094 0.2831 143 0.444444444444444 2.469 2.321 1.838 1.301 1.048 0.2725 0.481481481481481 2.318 2.164 1.734 1.261 0.9911 0.2576 0.518518518518518 2.315 2.15 1.63 1.131 0.9663 0.2575 0.555555555555556 2.106 1.953 1.545 1.077 0.8586 0.2248 0.592592592592593 1.891 1.781 1.474 1.058 0.8352 0.2153 0.62962962962963 1.776 1.644 1.335 1.039 0.825 0.2136 0.666666666666667 1.685 1.566 1.316 0.9846 0.8176 0.2135 0.703703703703704 1.618 1.495 1.308 0.9842 0.7857 0.2058 0.740740740740741 1.598 1.495 1.308 0.9754 0.7649 0.2004 0.777777777777778 1.555 1.453 1.222 0.9578 0.7527 0.1931 0.814814814814815 1.544 1.435 1.199 0.9151 0.7199 0.188 0.851851851851852 1.522 1.431 1.183 0.9089 0.7178 0.1876 0.888888888888889 1.515 1.415 1.145 0.8901 0.7045 0.1828 0.925925925925926 1.488 1.398 1.083 0.8658 0.6799 0.1775 0.962962962962963 1.468 1.37 1.08 0.8269 0.6446 0.1694 0.1 7.6965 7.3274 5.6185 3.3697 2.4644 0.63242 Average of yearly averages: 0.325692307692308 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNCcornaerial Metfile: w03812. dvf PRZM scenario: NCcornWC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run) 144 Dicamba North Dakota Corn stored as dicNDcornground. out Chemical: dicamba PRZM environment: NDcornC. txt modified Satday, 12 October 2002 at 17: 14: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14914. dvf modified Wedday, 3 July 2002 at 09: 05: 52 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 0.8851 0.8605 0.7385 0.5655 0.4285 0.1175 1962 2.673 2.556 2.143 1.57 1.245 0.328 1963 1.807 1.715 1.372 0.7651 0.5647 0.1562 1964 4.513 4.322 3.533 2.238 1.702 0.4436 1965 1.389 1.321 1.096 0.6689 0.4981 0.1391 1966 0.6549 0.6258 0.5697 0.4818 0.3791 0.1011 1967 5.829 5.694 5.054 3.744 2.896 0.7656 1968 2.592 2.492 2.163 1.626 1.255 0.3355 1969 1.348 1.277 1.111 0.7801 0.5725 0.1592 1970 1.731 1.669 1.422 1.129 0.8679 0.2276 1971 1.82 1.726 1.339 0.799 0.6304 0.1746 1972 0.6292 0.5898 0.4929 0.3143 0.2573 0.07289 1973 0.5353 0.5091 0.4152 0.2755 0.2334 0.06394 1974 1.709 1.631 1.329 0.9383 0.7509 0.1993 1975 1.955 1.901 1.694 1.199 0.9956 0.267 1976 0.3291 0.3116 0.2489 0.1943 0.1524 0.04118 1977 5.73 5.193 3.622 2.025 1.437 0.3742 1978 0.5384 0.4966 0.3597 0.255 0.2254 0.06756 1979 3.645 3.514 3.035 2.193 1.674 0.4365 1980 0.3045 0.2847 0.218 0.1747 0.1469 0.0415 1981 4.384 4.165 3.369 1.991 1.424 0.3812 1982 0.3754 0.3549 0.2828 0.2164 0.1889 0.05614 1983 0.4026 0.3847 0.3181 0.2298 0.1938 0.05305 1984 1.019 0.9456 0.6889 0.442 0.3706 0.1046 1985 5.466 5.093 3.96 2.487 1.799 0.4824 1986 2.293 2.227 2.039 1.43 1.119 0.2999 1987 2.051 1.92 1.519 0.8404 0.6105 0.1642 1988 0.3074 0.2866 0.2415 0.1824 0.1453 0.04036 1989 1.628 1.535 1.305 0.7771 0.571 0.1527 1990 1.273 1.168 0.8334 0.6236 0.5009 0.1376 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 5.829 5.694 5.054 3.744 2.896 0.7656 0.0645161290322581 5.73 5.193 3.96 2.487 1.799 0.4824 0.0967741935483871 5.466 5.093 3.622 2.238 1.702 0.4436 0.129032258064516 4.513 4.322 3.533 2.193 1.674 0.4365 0.161290322580645 4.384 4.165 3.369 2.025 1.437 0.3812 0.193548387096774 3.645 3.514 3.035 1.991 1.424 0.3742 0.225806451612903 2.673 2.556 2.163 1.626 1.255 0.3355 0.258064516129032 2.592 2.492 2.143 1.57 1.245 0.328 0.290322580645161 2.293 2.227 2.039 1.43 1.119 0.2999 145 0.32258064516129 2.051 1.92 1.694 1.199 0.9956 0.267 0.354838709677419 1.955 1.901 1.519 1.129 0.8679 0.2276 0.387096774193548 1.82 1.726 1.422 0.9383 0.7509 0.1993 0.419354838709677 1.807 1.715 1.372 0.8404 0.6304 0.1746 0.451612903225806 1.731 1.669 1.339 0.799 0.6105 0.1642 0.483870967741936 1.709 1.631 1.329 0.7801 0.5725 0.1592 0.516129032258065 1.628 1.535 1.305 0.7771 0.571 0.1562 0.548387096774194 1.389 1.321 1.111 0.7651 0.5647 0.1527 0.580645161290323 1.348 1.277 1.096 0.6689 0.5009 0.1391 0.612903225806452 1.273 1.168 0.8334 0.6236 0.4981 0.1376 0.645161290322581 1.019 0.9456 0.7385 0.5655 0.4285 0.1175 0.67741935483871 0.8851 0.8605 0.6889 0.4818 0.3791 0.1046 0.709677419354839 0.6549 0.6258 0.5697 0.442 0.3706 0.1011 0.741935483870968 0.6292 0.5898 0.4929 0.3143 0.2573 0.07289 0.774193548387097 0.5384 0.5091 0.4152 0.2755 0.2334 0.06756 0.806451612903226 0.5353 0.4966 0.3597 0.255 0.2254 0.06394 0.838709677419355 0.4026 0.3847 0.3181 0.2298 0.1938 0.05614 0.870967741935484 0.3754 0.3549 0.2828 0.2164 0.1889 0.05305 0.903225806451613 0.3291 0.3116 0.2489 0.1943 0.1524 0.0415 0.935483870967742 0.3074 0.2866 0.2415 0.1824 0.1469 0.04118 0.967741935483871 0.3045 0.2847 0.218 0.1747 0.1453 0.04036 0.1 5.3707 5.0159 3.6131 2.2335 1.6992 0.44289 Average of yearly averages: 0.212807333333333 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNDcornground Metfile: w14914. dvf PRZM scenario: NDcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 146 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicNDcornaerial. out Chemical: dicamba PRZM environment: NDcornC. txt modified Satday, 12 October 2002 at 17: 14: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14914. dvf modified Wedday, 3 July 2002 at 09: 05: 52 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 2.07 1.966 1.589 1.314 1.02 0.2715 1962 3.798 3.611 2.985 2.229 1.764 0.4644 1963 2.675 2.539 1.981 1.333 1.13 0.3036 1964 5.076 4.862 3.974 2.788 2.151 0.5619 1965 2.601 2.473 2.031 1.288 1.074 0.2932 1966 1.957 1.87 1.609 1.258 1.01 0.2671 1967 6.39 6.235 5.557 4.399 3.437 0.9141 1968 3.228 3.103 2.682 2.304 1.821 0.4883 1969 2.5 2.369 1.984 1.345 1.141 0.3107 1970 2.461 2.362 2.043 1.83 1.438 0.377 1971 2.786 2.641 2.067 1.441 1.193 0.3241 1972 1.778 1.667 1.39 1.023 0.8097 0.2181 1973 1.627 1.547 1.406 1.041 0.8482 0.2269 1974 2.79 2.662 2.231 1.641 1.336 0.3523 1975 2.703 2.628 2.337 1.908 1.534 0.4062 1976 1.589 1.505 1.202 0.9237 0.7242 0.1904 1977 6.023 5.457 4.117 2.39 1.832 0.4776 1978 1.584 1.49 1.163 0.9113 0.7895 0.2153 1979 4.316 4.161 3.601 2.887 2.231 0.5834 1980 1.516 1.417 1.082 0.8521 0.6785 0.1812 1981 5.171 4.955 3.985 2.44 1.889 0.5215 1982 1.658 1.567 1.249 0.9726 0.8046 0.2209 1983 1.724 1.647 1.362 1.025 0.8285 0.2191 1984 1.679 1.595 1.29 1.088 0.9436 0.2541 1985 6.476 6.034 4.667 2.909 2.208 0.6121 1986 2.998 2.874 2.594 2.068 1.63 0.4345 1987 3.1 2.9 2.258 1.359 1.102 0.2919 1988 1.534 1.43 1.102 0.86 0.6528 0.1699 1989 2.761 2.603 2.14 1.357 1.13 0.2981 1990 2.057 1.887 1.62 1.291 1.076 0.2885 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 6.476 6.235 5.557 4.399 3.437 0.9141 0.0645161290322581 6.39 6.034 4.667 2.909 2.231 0.6121 0.0967741935483871 6.023 5.457 4.117 2.887 2.208 0.5834 0.129032258064516 5.171 4.955 3.985 2.788 2.151 0.5619 147 0.161290322580645 5.076 4.862 3.974 2.44 1.889 0.5215 0.193548387096774 4.316 4.161 3.601 2.39 1.832 0.4883 0.225806451612903 3.798 3.611 2.985 2.304 1.821 0.4776 0.258064516129032 3.228 3.103 2.682 2.229 1.764 0.4644 0.290322580645161 3.1 2.9 2.594 2.068 1.63 0.4345 0.32258064516129 2.998 2.874 2.337 1.908 1.534 0.4062 0.354838709677419 2.79 2.662 2.258 1.83 1.438 0.377 0.387096774193548 2.786 2.641 2.231 1.641 1.336 0.3523 0.419354838709677 2.761 2.628 2.14 1.441 1.193 0.3241 0.451612903225806 2.703 2.603 2.067 1.359 1.141 0.3107 0.483870967741936 2.675 2.539 2.043 1.357 1.13 0.3036 0.516129032258065 2.601 2.473 2.031 1.345 1.13 0.2981 0.548387096774194 2.5 2.369 1.984 1.333 1.102 0.2932 0.580645161290323 2.461 2.362 1.981 1.314 1.076 0.2919 0.612903225806452 2.07 1.966 1.62 1.291 1.074 0.2885 0.645161290322581 2.057 1.887 1.609 1.288 1.02 0.2715 0.67741935483871 1.957 1.87 1.589 1.258 1.01 0.2671 0.709677419354839 1.778 1.667 1.406 1.088 0.9436 0.2541 0.741935483870968 1.724 1.647 1.39 1.041 0.8482 0.2269 0.774193548387097 1.679 1.595 1.362 1.025 0.8285 0.2209 0.806451612903226 1.658 1.567 1.29 1.023 0.8097 0.2191 0.838709677419355 1.627 1.547 1.249 0.9726 0.8046 0.2181 0.870967741935484 1.589 1.505 1.202 0.9237 0.7895 0.2153 0.903225806451613 1.584 1.49 1.163 0.9113 0.7242 0.1904 0.935483870967742 1.534 1.43 1.102 0.86 0.6785 0.1812 0.967741935483871 1.516 1.417 1.082 0.8521 0.6528 0.1699 0.1 5.9378 5.4068 4.1038 2.8771 2.2023 0.58125 Average of yearly averages: 0.35793 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicNDcornaerial Metfile: w14914. dvf PRZM scenario: NDcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction 148 Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run) 149 Dicamba Ohio Corn stored as dicOHcornground. out Chemical: dicamba PRZM environment: OHCornC. txt modified Satday, 12 October 2002 at 17: 15: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w93815. dvf modified Wedday, 3 July 2002 at 09: 06: 06 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 0.7126 0.6803 0.5809 0.4961 0.4117 0.108 1962 0.6644 0.6097 0.4288 0.2649 0.2234 0.05954 1963 1.451 1.364 1.046 0.9399 0.7299 0.1915 1964 2.252 2.14 1.721 1.069 0.7726 0.1963 1965 1.653 1.574 1.352 0.8974 0.6575 0.1677 1966 0.9896 0.934 0.7638 0.6322 0.4713 0.1208 1967 4.879 4.584 3.588 1.886 1.32 0.3449 1968 2.651 2.463 2.1 1.169 0.8303 0.2189 1969 3.328 3.095 2.301 1.381 1.089 0.283 1970 2.091 1.942 1.462 0.9994 0.7593 0.1966 1971 0.5885 0.5524 0.4667 0.3076 0.2394 0.06279 1972 3.285 3.142 2.617 1.903 1.447 0.3721 1973 0.4616 0.4358 0.3514 0.2429 0.1938 0.05092 1974 6.984 6.528 4.959 2.717 1.898 0.4927 1975 1.309 1.267 1.015 0.6648 0.4902 0.1268 1976 0.6244 0.5885 0.4915 0.4114 0.3188 0.08305 1977 0.4051 0.3711 0.3128 0.2503 0.1938 0.05133 1978 1.019 0.9953 0.841 0.7067 0.5435 0.1402 1979 0.5361 0.5024 0.4012 0.2714 0.2269 0.06014 1980 3.178 2.966 2.21 1.142 0.812 0.2095 1981 1.678 1.585 1.261 0.8561 0.6601 0.1701 1982 0.6517 0.5995 0.5133 0.3106 0.2571 0.06833 1983 1.704 1.65 1.394 0.9066 0.6629 0.1698 1984 4.238 4.001 3.078 1.682 1.35 0.358 1985 0.9331 0.8686 0.6462 0.4674 0.3601 0.09514 1986 2.441 2.319 1.85 1.228 0.8889 0.2255 1987 4.85 4.709 3.899 2.387 1.701 0.4284 1988 0.9766 0.9098 0.6634 0.3711 0.2963 0.07815 1989 5.342 4.939 3.543 1.915 1.563 0.4105 1990 6.734 6.269 4.803 2.627 1.862 0.4819 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 6.984 6.528 4.959 2.717 1.898 0.4927 0.0645161290322581 6.734 6.269 4.803 2.627 1.862 0.4819 0.0967741935483871 5.342 4.939 3.899 2.387 1.701 0.4284 0.129032258064516 4.879 4.709 3.588 1.915 1.563 0.4105 0.161290322580645 4.85 4.584 3.543 1.903 1.447 0.3721 0.193548387096774 4.238 4.001 3.078 1.886 1.35 0.358 0.225806451612903 3.328 3.142 2.617 1.682 1.32 0.3449 0.258064516129032 3.285 3.095 2.301 1.381 1.089 0.283 0.290322580645161 3.178 2.966 2.21 1.228 0.8889 0.2255 0.32258064516129 2.651 2.463 2.1 1.169 0.8303 0.2189 0.354838709677419 2.441 2.319 1.85 1.142 0.812 0.2095 150 0.387096774193548 2.252 2.14 1.721 1.069 0.7726 0.1966 0.419354838709677 2.091 1.942 1.462 0.9994 0.7593 0.1963 0.451612903225806 1.704 1.65 1.394 0.9399 0.7299 0.1915 0.483870967741936 1.678 1.585 1.352 0.9066 0.6629 0.1701 0.516129032258065 1.653 1.574 1.261 0.8974 0.6601 0.1698 0.548387096774194 1.451 1.364 1.046 0.8561 0.6575 0.1677 0.580645161290323 1.309 1.267 1.015 0.7067 0.5435 0.1402 0.612903225806452 1.019 0.9953 0.841 0.6648 0.4902 0.1268 0.645161290322581 0.9896 0.934 0.7638 0.6322 0.4713 0.1208 0.67741935483871 0.9766 0.9098 0.6634 0.4961 0.4117 0.108 0.709677419354839 0.9331 0.8686 0.6462 0.4674 0.3601 0.09514 0.741935483870968 0.7126 0.6803 0.5809 0.4114 0.3188 0.08305 0.774193548387097 0.6644 0.6097 0.5133 0.3711 0.2963 0.07815 0.806451612903226 0.6517 0.5995 0.4915 0.3106 0.2571 0.06833 0.838709677419355 0.6244 0.5885 0.4667 0.3076 0.2394 0.06279 0.870967741935484 0.5885 0.5524 0.4288 0.2714 0.2269 0.06014 0.903225806451613 0.5361 0.5024 0.4012 0.2649 0.2234 0.05954 0.935483870967742 0.4616 0.4358 0.3514 0.2503 0.1938 0.05133 0.967741935483871 0.4051 0.3711 0.3128 0.2429 0.1938 0.05092 0.1 5.2957 4.916 3.8679 2.3398 1.6872 0.42661 Average of yearly averages: 0.200753 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicOHcornground Metfile: w93815. dvf PRZM scenario: OHCornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT 151 PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicOHcornaerial. out Chemical: dicamba PRZM environment: OHCornC. txt modified Satday, 12 October 2002 at 17: 15: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w93815. dvf modified Wedday, 3 July 2002 at 09: 06: 06 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.839 1.738 1.376 1.175 0.9413 0.2444 1962 1.457 1.337 1.125 0.8701 0.6832 0.1775 1963 2.23 2.097 1.823 1.554 1.222 0.319 1964 2.898 2.77 2.215 1.64 1.214 0.3097 1965 2.435 2.319 1.955 1.47 1.091 0.2792 1966 2.096 1.979 1.662 1.304 0.9916 0.2539 1967 5.894 5.538 4.324 2.29 1.764 0.4596 1968 3.738 3.472 2.838 1.61 1.287 0.3358 1969 4.264 3.966 2.961 1.951 1.54 0.3987 1970 3.118 2.895 2.186 1.546 1.191 0.3074 1971 1.794 1.684 1.307 0.9774 0.7433 0.1918 1972 3.983 3.81 3.169 2.491 1.911 0.4923 1973 1.555 1.468 1.265 0.9371 0.7193 0.1852 1974 7.825 7.314 5.556 3.074 2.305 0.6041 1975 2.044 1.897 1.51 1.281 0.9627 0.2482 1976 1.759 1.691 1.382 1.085 0.8379 0.2173 1977 1.509 1.382 0.9801 0.8141 0.6229 0.1613 1978 1.914 1.796 1.583 1.346 1.035 0.2662 1979 1.537 1.44 1.235 0.9293 0.7346 0.1907 1980 4.156 3.873 2.878 1.598 1.258 0.3226 1981 2.723 2.572 2.062 1.481 1.135 0.291 1982 1.537 1.409 1.23 0.9213 0.7331 0.1908 1983 2.597 2.453 2.022 1.532 1.173 0.3 1984 5.141 4.852 3.733 2.26 1.832 0.483 1985 2.068 1.921 1.428 1.068 0.8361 0.2187 1986 3.088 2.934 2.341 1.807 1.342 0.3412 1987 5.503 5.329 4.409 2.928 2.112 0.5335 1988 1.846 1.72 1.404 0.9971 0.7862 0.2022 1989 5.945 5.493 3.935 2.384 1.952 0.5108 1990 7.618 7.092 5.444 2.988 2.278 0.5899 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 7.825 7.314 5.556 3.074 2.305 0.6041 0.0645161290322581 7.618 7.092 5.444 2.988 2.278 0.5899 0.0967741935483871 5.945 5.538 4.409 2.928 2.112 0.5335 0.129032258064516 5.894 5.493 4.324 2.491 1.952 0.5108 0.161290322580645 5.503 5.329 3.935 2.384 1.911 0.4923 0.193548387096774 5.141 4.852 3.733 2.29 1.832 0.483 0.225806451612903 4.264 3.966 3.169 2.26 1.764 0.4596 152 0.258064516129032 4.156 3.873 2.961 1.951 1.54 0.3987 0.290322580645161 3.983 3.81 2.878 1.807 1.342 0.3412 0.32258064516129 3.738 3.472 2.838 1.64 1.287 0.3358 0.354838709677419 3.118 2.934 2.341 1.61 1.258 0.3226 0.387096774193548 3.088 2.895 2.215 1.598 1.222 0.319 0.419354838709677 2.898 2.77 2.186 1.554 1.214 0.3097 0.451612903225806 2.723 2.572 2.062 1.546 1.191 0.3074 0.483870967741936 2.597 2.453 2.022 1.532 1.173 0.3 0.516129032258065 2.435 2.319 1.955 1.481 1.135 0.291 0.548387096774194 2.23 2.097 1.823 1.47 1.091 0.2792 0.580645161290323 2.096 1.979 1.662 1.346 1.035 0.2662 0.612903225806452 2.068 1.921 1.583 1.304 0.9916 0.2539 0.645161290322581 2.044 1.897 1.51 1.281 0.9627 0.2482 0.67741935483871 1.914 1.796 1.428 1.175 0.9413 0.2444 0.709677419354839 1.846 1.738 1.404 1.085 0.8379 0.2187 0.741935483870968 1.839 1.72 1.382 1.068 0.8361 0.2173 0.774193548387097 1.794 1.691 1.376 0.9971 0.7862 0.2022 0.806451612903226 1.759 1.684 1.307 0.9774 0.7433 0.1918 0.838709677419355 1.555 1.468 1.265 0.9371 0.7346 0.1908 0.870967741935484 1.537 1.44 1.235 0.9293 0.7331 0.1907 0.903225806451613 1.537 1.409 1.23 0.9213 0.7193 0.1852 0.935483870967742 1.509 1.382 1.125 0.8701 0.6832 0.1775 0.967741935483871 1.457 1.337 0.9801 0.8141 0.6229 0.1613 0.1 5.9399 5.5335 4.4005 2.8843 2.096 0.53123 Average of yearly averages: 0.320866666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicOHcornaerial Metfile: w93815. dvf PRZM scenario: OHCornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. 153 Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Pennsylvania Corn stored as dicPAcornground. out Chemical: dicamba PRZM environment: PAcornC. txt modified Satday, 12 October 2002 at 17: 25: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14737. dvf modified Wedday, 3 July 2002 at 09: 06: 12 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 0.8419 0.8069 0.6754 0.5073 0.3791 0.09744 1962 0.3019 0.2825 0.2159 0.1677 0.1291 0.04188 1963 0.3114 0.294 0.2323 0.1787 0.1392 0.03973 1964 0.6614 0.6331 0.5405 0.4044 0.3037 0.09355 1965 0.3079 0.2868 0.216 0.1732 0.1338 0.05617 1966 0.4152 0.3937 0.3156 0.2518 0.1935 0.05806 1967 0.5021 0.4793 0.3946 0.3076 0.2387 0.08224 1968 5.313 5.053 4.104 3.082 2.318 0.6097 1969 0.7642 0.7286 0.6166 0.4503 0.3341 0.1318 1970 0.3765 0.3538 0.2749 0.2381 0.1835 0.05928 1971 0.3188 0.3022 0.2421 0.1859 0.1444 0.04937 1972 1.439 1.386 1.175 0.8063 0.748 0.2151 1973 0.3094 0.2937 0.2363 0.1775 0.1374 0.04133 1974 0.7774 0.7246 0.5547 0.4093 0.3316 0.1287 1975 0.3257 0.3037 0.2295 0.1893 0.1453 0.05143 1976 0.3035 0.2864 0.2256 0.1705 0.131 0.0399 1977 0.295 0.2746 0.2063 0.1613 0.1246 0.03896 1978 0.4367 0.4122 0.3262 0.2777 0.2112 0.05628 1979 0.341 0.3195 0.2455 0.1971 0.1531 0.04577 1980 0.6669 0.6353 0.5256 0.3739 0.2846 0.08292 1981 1.666 1.563 1.204 0.7861 0.5943 0.1594 1982 3.33 3.079 2.244 1.173 0.9177 0.2731 1983 3.472 3.292 2.67 1.772 1.29 0.3323 1984 3.299 3.1 2.167 1.168 0.9647 0.2608 1985 1.334 1.241 1.009 0.6206 0.4656 0.1463 1986 3.344 3.218 2.622 1.622 1.17 0.3111 1987 0.7382 0.6847 0.5906 0.3878 0.3061 0.1229 1988 9.544 8.893 6.658 3.635 2.529 0.663 1989 3.705 3.473 2.666 1.536 1.113 0.2964 1990 0.3077 0.2903 0.2288 0.1749 0.1357 0.03631 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 9.544 8.893 6.658 3.635 2.529 0.663 154 0.0645161290322581 5.313 5.053 4.104 3.082 2.318 0.6097 0.0967741935483871 3.705 3.473 2.67 1.772 1.29 0.3323 0.129032258064516 3.472 3.292 2.666 1.622 1.17 0.3111 0.161290322580645 3.344 3.218 2.622 1.536 1.113 0.2964 0.193548387096774 3.33 3.1 2.244 1.173 0.9647 0.2731 0.225806451612903 3.299 3.079 2.167 1.168 0.9177 0.2608 0.258064516129032 1.666 1.563 1.204 0.8063 0.748 0.2151 0.290322580645161 1.439 1.386 1.175 0.7861 0.5943 0.1594 0.32258064516129 1.334 1.241 1.009 0.6206 0.4656 0.1463 0.354838709677419 0.8419 0.8069 0.6754 0.5073 0.3791 0.1318 0.387096774193548 0.7774 0.7286 0.6166 0.4503 0.3341 0.1287 0.419354838709677 0.7642 0.7246 0.5906 0.4093 0.3316 0.1229 0.451612903225806 0.7382 0.6847 0.5547 0.4044 0.3061 0.09744 0.483870967741936 0.6669 0.6353 0.5405 0.3878 0.3037 0.09355 0.516129032258065 0.6614 0.6331 0.5256 0.3739 0.2846 0.08292 0.548387096774194 0.5021 0.4793 0.3946 0.3076 0.2387 0.08224 0.580645161290323 0.4367 0.4122 0.3262 0.2777 0.2112 0.05928 0.612903225806452 0.4152 0.3937 0.3156 0.2518 0.1935 0.05806 0.645161290322581 0.3765 0.3538 0.2749 0.2381 0.1835 0.05628 0.67741935483871 0.341 0.3195 0.2455 0.1971 0.1531 0.05617 0.709677419354839 0.3257 0.3037 0.2421 0.1893 0.1453 0.05143 0.741935483870968 0.3188 0.3022 0.2363 0.1859 0.1444 0.04937 0.774193548387097 0.3114 0.294 0.2323 0.1787 0.1392 0.04577 0.806451612903226 0.3094 0.2937 0.2295 0.1775 0.1374 0.04188 0.838709677419355 0.3079 0.2903 0.2288 0.1749 0.1357 0.04133 0.870967741935484 0.3077 0.2868 0.2256 0.1732 0.1338 0.0399 0.903225806451613 0.3035 0.2864 0.216 0.1705 0.131 0.03973 0.935483870967742 0.3019 0.2825 0.2159 0.1677 0.1291 0.03896 0.967741935483871 0.295 0.2746 0.2063 0.1613 0.1246 0.03631 0.1 3.6817 3.4549 2.6696 1.757 1.278 0.33018 Average of yearly averages: 0.154040666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicPAcornground Metfile: w14737. dvf PRZM scenario: PAcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual 155 Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicPAcornaerial. out Chemical: dicamba PRZM environment: PAcornC. txt modified Satday, 12 October 2002 at 17: 25: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w14737. dvf modified Wedday, 3 July 2002 at 09: 06: 12 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.856 1.756 1.399 1.208 0.9269 0.2394 1962 1.508 1.411 1.079 0.837 0.6445 0.1758 1963 1.549 1.463 1.155 0.8852 0.6898 0.1828 1964 1.758 1.643 1.252 1.065 0.816 0.2259 1965 1.526 1.421 1.07 0.8505 0.6581 0.1917 1966 1.685 1.598 1.281 0.988 0.7624 0.2043 1967 1.777 1.696 1.395 1.057 0.8238 0.2347 1968 5.774 5.491 4.461 3.617 2.769 0.7323 1969 1.76 1.646 1.255 1.099 0.836 0.2607 1970 1.572 1.477 1.148 0.9054 0.7066 0.1949 1971 1.582 1.5 1.201 0.9169 0.713 0.1966 1972 2.214 2.132 1.808 1.48 1.27 0.3502 1973 1.544 1.466 1.179 0.8848 0.6851 0.1822 1974 1.517 1.43 1.127 0.8599 0.6797 0.2668 1975 1.536 1.432 1.082 0.8602 0.6631 0.1851 1976 1.517 1.432 1.128 0.8522 0.6545 0.1751 1977 1.471 1.369 1.029 0.8018 0.6197 0.1666 1978 1.625 1.557 1.213 0.9606 0.7366 0.1922 1979 1.557 1.459 1.121 0.8789 0.6848 0.1839 1980 1.772 1.654 1.254 1.023 0.7877 0.2115 1981 2.822 2.647 2.04 1.406 1.091 0.2872 1982 3.585 3.315 2.417 1.561 1.371 0.4046 1983 4.159 3.942 3.209 2.384 1.768 0.4553 1984 3.96 3.721 2.601 1.693 1.449 0.3848 1985 2.224 2.07 1.654 1.229 0.9584 0.2735 1986 4.015 3.874 3.15 2.196 1.617 0.4267 1987 1.527 1.431 1.1 0.8581 0.6557 0.2504 1988 10.22 9.527 7.132 3.94 2.886 0.7704 1989 4.753 4.455 3.42 2.025 1.599 0.4236 1990 1.534 1.448 1.141 0.8703 0.6753 0.1762 156 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 10.22 9.527 7.132 3.94 2.886 0.7704 0.0645161290322581 5.774 5.491 4.461 3.617 2.769 0.7323 0.0967741935483871 4.753 4.455 3.42 2.384 1.768 0.4553 0.129032258064516 4.159 3.942 3.209 2.196 1.617 0.4267 0.161290322580645 4.015 3.874 3.15 2.025 1.599 0.4236 0.193548387096774 3.96 3.721 2.601 1.693 1.449 0.4046 0.225806451612903 3.585 3.315 2.417 1.561 1.371 0.3848 0.258064516129032 2.822 2.647 2.04 1.48 1.27 0.3502 0.290322580645161 2.224 2.132 1.808 1.406 1.091 0.2872 0.32258064516129 2.214 2.07 1.654 1.229 0.9584 0.2735 0.354838709677419 1.856 1.756 1.399 1.208 0.9269 0.2668 0.387096774193548 1.777 1.696 1.395 1.099 0.836 0.2607 0.419354838709677 1.772 1.654 1.281 1.065 0.8238 0.2504 0.451612903225806 1.76 1.646 1.255 1.057 0.816 0.2394 0.483870967741936 1.758 1.643 1.254 1.023 0.7877 0.2347 0.516129032258065 1.685 1.598 1.252 0.988 0.7624 0.2259 0.548387096774194 1.625 1.557 1.213 0.9606 0.7366 0.2115 0.580645161290323 1.582 1.5 1.201 0.9169 0.713 0.2043 0.612903225806452 1.572 1.477 1.179 0.9054 0.7066 0.1966 0.645161290322581 1.557 1.466 1.155 0.8852 0.6898 0.1949 0.67741935483871 1.549 1.463 1.148 0.8848 0.6851 0.1922 0.709677419354839 1.544 1.459 1.141 0.8789 0.6848 0.1917 0.741935483870968 1.536 1.448 1.128 0.8703 0.6797 0.1851 0.774193548387097 1.534 1.432 1.127 0.8602 0.6753 0.1839 0.806451612903226 1.527 1.432 1.121 0.8599 0.6631 0.1828 0.838709677419355 1.526 1.431 1.1 0.8581 0.6581 0.1822 0.870967741935484 1.517 1.43 1.082 0.8522 0.6557 0.1762 0.903225806451613 1.517 1.421 1.079 0.8505 0.6545 0.1758 0.935483870967742 1.508 1.411 1.07 0.837 0.6445 0.1751 0.967741935483871 1.471 1.369 1.029 0.8018 0.6197 0.1666 0.1 4.6936 4.4037 3.3989 2.3652 1.7529 0.45244 Average of yearly averages: 0.286846666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicPAcornaerial Metfile: w14737. dvf PRZM scenario: PAcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife 157 Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Texas Corn stored as dicTXcornground. out Chemical: dicamba PRZM environment: TXcornC. txt modified Satday, 12 October 2002 at 17: 28: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.517 1.297 0.9204 0.4745 0.3632 0.09393 1962 3.313 3.116 2.083 1.254 0.9401 0.2376 1963 0.7602 0.6809 0.4462 0.2813 0.2215 0.05734 1964 1.641 1.444 0.8106 0.6564 0.5374 0.1385 1965 21.34 19.16 11.86 5.713 4.041 1.011 1966 2.219 2.078 1.649 1.014 0.734 0.1906 1967 6.761 6.071 4.018 2.327 1.667 0.4199 1968 9.03 7.973 5.15 2.534 1.769 0.4455 1969 2.136 1.926 1.332 0.8501 0.6309 0.1617 1970 41.53 36.75 23.16 10.8 7.339 1.843 1971 2.448 2.256 1.622 1.023 0.8552 0.2265 1972 2.302 2.01 1.212 0.7672 0.6497 0.1725 1973 3.519 3.275 2.448 1.467 1.274 0.3255 1974 0.7369 0.6484 0.5478 0.3791 0.281 0.08701 1975 10.69 9.529 5.924 4.674 3.245 0.8129 1976 7.445 6.712 4.467 2.728 1.941 0.4855 1977 21.55 20.24 14.08 7.328 5.043 1.259 1978 5.632 4.969 3.061 2.362 1.644 0.4134 1979 26.02 23.02 14.46 6.676 4.66 1.17 1980 4.194 3.87 2.707 1.531 1.059 0.2707 1981 4.666 4.084 3.043 1.324 0.9253 0.2306 1982 3.419 3.134 2.123 1.362 0.9946 0.2493 1983 5.454 4.981 3.803 2.088 1.441 0.3634 1984 1.179 1.051 0.7059 0.3694 0.2831 0.07221 1985 1.558 1.349 0.8189 0.428 0.3336 0.08698 158 1986 9.725 8.966 5.833 3.286 2.273 0.5686 1987 2.864 2.526 1.467 0.8029 0.5824 0.1475 1988 4.596 4.135 2.841 1.513 1.083 0.2726 1989 9.541 8.347 5.462 3.234 2.312 0.578 1990 4.534 4.138 2.829 1.648 1.149 0.2908 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 41.53 36.75 23.16 10.8 7.339 1.843 0.0645161290322581 26.02 23.02 14.46 7.328 5.043 1.259 0.0967741935483871 21.55 20.24 14.08 6.676 4.66 1.17 0.129032258064516 21.34 19.16 11.86 5.713 4.041 1.011 0.161290322580645 10.69 9.529 5.924 4.674 3.245 0.8129 0.193548387096774 9.725 8.966 5.833 3.286 2.312 0.578 0.225806451612903 9.541 8.347 5.462 3.234 2.273 0.5686 0.258064516129032 9.03 7.973 5.15 2.728 1.941 0.4855 0.290322580645161 7.445 6.712 4.467 2.534 1.769 0.4455 0.32258064516129 6.761 6.071 4.018 2.362 1.667 0.4199 0.354838709677419 5.632 4.981 3.803 2.327 1.644 0.4134 0.387096774193548 5.454 4.969 3.061 2.088 1.441 0.3634 0.419354838709677 4.666 4.138 3.043 1.648 1.274 0.3255 0.451612903225806 4.596 4.135 2.841 1.531 1.149 0.2908 0.483870967741936 4.534 4.084 2.829 1.513 1.083 0.2726 0.516129032258065 4.194 3.87 2.707 1.467 1.059 0.2707 0.548387096774194 3.519 3.275 2.448 1.362 0.9946 0.2493 0.580645161290323 3.419 3.134 2.123 1.324 0.9401 0.2376 0.612903225806452 3.313 3.116 2.083 1.254 0.9253 0.2306 0.645161290322581 2.864 2.526 1.649 1.023 0.8552 0.2265 0.67741935483871 2.448 2.256 1.622 1.014 0.734 0.1906 0.709677419354839 2.302 2.078 1.467 0.8501 0.6497 0.1725 0.741935483870968 2.219 2.01 1.332 0.8029 0.6309 0.1617 0.774193548387097 2.136 1.926 1.212 0.7672 0.5824 0.1475 0.806451612903226 1.641 1.444 0.9204 0.6564 0.5374 0.1385 0.838709677419355 1.558 1.349 0.8189 0.4745 0.3632 0.09393 0.870967741935484 1.517 1.297 0.8106 0.428 0.3336 0.08701 0.903225806451613 1.179 1.051 0.7059 0.3791 0.2831 0.08698 0.935483870967742 0.7602 0.6809 0.5478 0.3694 0.281 0.07221 0.967741935483871 0.7369 0.6484 0.4462 0.2813 0.2215 0.05734 0.1 21.529 20.132 13.858 6.5797 4.5981 1.1541 Average of yearly averages: 0.422735666666667 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXcornground Metfile: w13958. dvf PRZM scenario: TXcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr 159 Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .99 fraction Spray Drift DRFT .01 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

stored as dicTXcornaerial. out Chemical: dicamba PRZM environment: TXcornC. txt modified Satday, 12 October 2002 at 17: 28: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13958. dvf modified Wedday, 3 July 2002 at 09: 06: 24 Water segment concentrations ( ppb)

Year Peak 96 hr 21 Day 60 Day 90 Day Yearly 1961 1.614 1.378 0.9869 0.7865 0.6897 0.1748 1962 3.531 3.336 2.25 1.592 1.243 0.3128 1963 1.489 1.334 1.008 0.6722 0.53 0.1341 1964 1.686 1.528 1.13 0.9949 0.8462 0.2148 1965 21.42 19.2 11.88 5.814 4.173 1.048 1966 2.664 2.505 2.076 1.459 1.062 0.2722 1967 7.253 6.513 4.3 2.603 1.917 0.4821 1968 9.57 8.45 5.442 2.744 2.03 0.5104 1969 3.028 2.73 1.9 1.247 0.9451 0.2399 1970 40.88 36.18 22.8 10.64 7.356 1.852 1971 3.164 2.915 2.095 1.467 1.168 0.3038 1972 2.333 2.037 1.284 1.046 0.9272 0.244 1973 4.166 3.877 2.939 1.926 1.6 0.4067 1974 1.698 1.494 1.049 0.8164 0.5929 0.1642 1975 10.87 9.687 6.096 4.814 3.427 0.8591 1976 7.862 7.086 4.714 3.052 2.198 0.5497 1977 21.52 20.19 14.04 7.506 5.18 1.293 1978 5.908 5.213 3.364 2.57 1.896 0.4759 1979 25.68 22.72 14.27 6.673 4.799 1.207 1980 4.588 4.233 2.99 1.936 1.354 0.3436 1981 5.413 4.738 3.412 1.66 1.18 0.2936 160 1982 3.897 3.57 2.458 1.721 1.275 0.319 1983 6.04 5.503 4.246 2.331 1.747 0.4398 1984 1.943 1.731 1.212 0.8023 0.601 0.1511 1985 1.775 1.537 0.939 0.7712 0.6587 0.1679 1986 10.35 9.504 6.166 3.476 2.503 0.6258 1987 3.173 2.798 1.798 1.147 0.8809 0.2216 1988 5.213 4.69 3.199 1.823 1.391 0.3492 1989 10.04 8.781 5.777 3.5 2.53 0.6322 1990 4.86 4.436 3.094 1.98 1.416 0.3571 Sorted results Prob. Peak 96 hr 21 Day 60 Day 90 Day Yearly 0.032258064516129 40.88 36.18 22.8 10.64 7.356 1.852 0.0645161290322581 25.68 22.72 14.27 7.506 5.18 1.293 0.0967741935483871 21.52 20.19 14.04 6.673 4.799 1.207 0.129032258064516 21.42 19.2 11.88 5.814 4.173 1.048 0.161290322580645 10.87 9.687 6.166 4.814 3.427 0.8591 0.193548387096774 10.35 9.504 6.096 3.5 2.53 0.6322 0.225806451612903 10.04 8.781 5.777 3.476 2.503 0.6258 0.258064516129032 9.57 8.45 5.442 3.052 2.198 0.5497 0.290322580645161 7.862 7.086 4.714 2.744 2.03 0.5104 0.32258064516129 7.253 6.513 4.3 2.603 1.917 0.4821 0.354838709677419 6.04 5.503 4.246 2.57 1.896 0.4759 0.387096774193548 5.908 5.213 3.412 2.331 1.747 0.4398 0.419354838709677 5.413 4.738 3.364 1.98 1.6 0.4067 0.451612903225806 5.213 4.69 3.199 1.936 1.416 0.3571 0.483870967741936 4.86 4.436 3.094 1.926 1.391 0.3492 0.516129032258065 4.588 4.233 2.99 1.823 1.354 0.3436 0.548387096774194 4.166 3.877 2.939 1.721 1.275 0.319 0.580645161290323 3.897 3.57 2.458 1.66 1.243 0.3128 0.612903225806452 3.531 3.336 2.25 1.592 1.18 0.3038 0.645161290322581 3.173 2.915 2.095 1.467 1.168 0.2936 0.67741935483871 3.164 2.798 2.076 1.459 1.062 0.2722 0.709677419354839 3.028 2.73 1.9 1.247 0.9451 0.244 0.741935483870968 2.664 2.505 1.798 1.147 0.9272 0.2399 0.774193548387097 2.333 2.037 1.284 1.046 0.8809 0.2216 0.806451612903226 1.943 1.731 1.212 0.9949 0.8462 0.2148 0.838709677419355 1.775 1.537 1.13 0.8164 0.6897 0.1748 0.870967741935484 1.698 1.528 1.049 0.8023 0.6587 0.1679 0.903225806451613 1.686 1.494 1.008 0.7865 0.601 0.1642 0.935483870967742 1.614 1.378 0.9869 0.7712 0.5929 0.1511 0.967741935483871 1.489 1.334 0.939 0.6722 0.53 0.1341 0.1 21.51 20.091 13.824 6.5871 4.7364 1.1911 Average of yearly averages: 0.48818 Inputs generated by pe4. pl  8 August 2003 Data used for this run: Output File: dicTXcornaerial Metfile: w13958. dvf PRZM scenario: TXcornC. txt EXAMS environment file: pond298. exv Chemical Name: dicamba 161 Description Variable Name Value Units Comments Molecular weight mwt 221.04 g/ mol Henry's Law Const. henry 1.6e 09 atm m^ 3/ mol Vapor Pressure vapr 3.41e 05 torr Solubility sol 6100 mg/ L Kd Kd mg/ L Koc Koc 13.4 mg/ L Photolysis half life kdp 38.1 days Half life Aerobic Aquatic Metabolism kbacw 12 days Halfife Anaerobic Aquatic Metabolism kbacs 423 days Halfife Aerobic Soil Metabolism asm 18 days Halfife Hydrolysis: pH 7 0 days Half life Method: CAM 2 integer See PRZM manual Incorporation Depth: DEPI 0 cm Application Rate: TAPP 0.42 kg/ ha Application Efficiency: APPEFF .95 fraction Spray Drift DRFT .05 fraction of application rate applied to pond Application Date Date 15 04 dd/ mm or dd/ mmm or dd mm or dd mmm Interval 1 interval 30 days Set to 0 or delete line for single app. Record 17: FILTRA IPSCND 1 UPTKF Record 18: PLVKRT PLDKRT FEXTRC 0.5 Flag for Index Res. Run IR Pond Flag for runoff calc. RUNOFF none, monthly or total( average of entire run)

Dicamba Kansas Sorghum stored as dicKAsorghumground. out Chemical: dicamba PRZM environment: KSsorghumC. txt modified Satday, 12 October 2002 at 15: 57: 00 EXAMS environment: pond298. exv modified Thuday, 24 July 2003 at 10: 02: 00 Metfile: w13996. dvf modified Wedday, 3 July 2002 at 09: 04: 44 Water segment concentrations ( ppb)