to comply with a site-   precipitator.            opacity of emissions
                                        specific opacity limit.                           from your catalyst
                                                                                regenerator vent no
                                                                                higher than the site-
                                                                                specific opacity limit
                                                                                established during the
                                                                                performance test.
                                       c. Continuous parameter  Electrostatic            Maintain the daily
                                        monitoring systems.      precipitator.            average coke burn-off
                                                                                rate or daily average
                                                                                flow rate no higher
                                                                                than the limit
                                                                                established in the
                                                                                performance test; and
                                                                                maintain the 3-hour
                                                                                rolling average total
                                                                                power and secondary
                                                                                current above the
                                                                                limit established in
                                                                                the performance test.
                                       d. Continuous parameter  Wet scrubber...........  Maintain the 3-hour
                                        monitoring systems.                               rolling average
                                                                                pressure drop above
                                                                                the limit established
                                                                                in the performance
                                                                                test; and maintain the
                                                                                3-hour rolling average
                                                                                liquid-to-gas ratio
                                                                                above the limit
                                                                                established in the
                                                                                performance test.
                                       e. Bag leak detection    Fabric filter..........  Maintain particulate
                                        (BLD) system.                                     loading below the BLD
                                                                                alarm set point
                                                                                established in the
                                                                                initial adjustment of
                                                                                the BLD system or
                                                                                allowable seasonal
                                                                                adjustments.
3. Subject to NSPS for PM in 40 CFR    Any....................  Any....................  The applicable
 60.102a(b)(1)(ii).                                                                       operating limits in
                                                                                Item 2 of this table.
4. Option 1: PM per coke burn-off      a. Continuous opacity    Cyclone, fabric filter,  Maintain the 3-hour
 limit not subject to the NSPS for PM   monitoring system used   or electrostatic         rolling average
 in 40 CFR 60.102 or 40 CFR             to comply with a site-   precipitator.            opacity of emissions
 60.102a(b)(1).                         specific opacity limit.                           from your catalyst
                                                                                regenerator vent no
                                                                                higher than the site-
                                                                                specific opacity limit
                                                                                established during the
                                                                                performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the hourly
                                                                                average opacity of
                                                                                emissions from your
                                                                                catalyst generator
                                                                                vent no higher than
                                                                                the site-specific
                                                                                opacity limit
                                                                                established during the
                                                                                performance test.
                                       b. Continuous parameter  i. Electrostatic         (1) Maintain the daily
                                        monitoring systems.      precipitator.            average gas flow rate
                                                                                or daily average coke
                                                                                burn-off rate no
                                                                                higher than the limit
                                                                                established in the
                                                                                performance test.

                                                                                (2) Maintain the 3-hour
                                                                                rolling average total
                                                                                power and secondary
                                                                                current above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average voltage and
                                                                                secondary current (or
                                                                                total power input)
                                                                                above the limit
                                                                                established in the
                                                                                performance test.
                                                                ii. Wet scrubber.......  (1) Maintain the 3-hour
                                                                                rolling average
                                                                                pressure drop above
                                                                                the limit established
                                                                                in the performance
                                                                                test. Alternatively,
                                                                                before [THE DATE 18
                                                                                MONTHS AFTER THE DATE
                                                                                OF PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average pressure drop
                                                                                above the limit
                                                                                established in the
                                                                                performance test (not
                                                                                applicable to a wet
                                                                                scrubber of the non-
                                                                                venturi jet-ejector
                                                                                design).
                                                                                (2) Maintain the 3-hour
                                                                                rolling average liquid-
                                                                                to-gas ratio above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average liquid-to-gas
                                                                                ratio above the limit
                                                                                established in the
                                                                                performance test.
                                       c. Bag leak detection    Fabric filter..........  Maintain particulate
                                        (BLD) system.                                     loading below the BLD
                                                                                alarm set point
                                                                                established in the
                                                                                initial adjustment of
                                                                                the BLD system or
                                                                                allowable seasonal
                                                                                adjustments.
5. Option 2: PM concentration limit    PM CEMS................  Any....................  Not applicable.
 not subject to the NSPS for PM in 40
 CFR 60.102 or 40 CFR 60.102a(b)(1).
6. Option 3: Ni lb/hr limit not        a. Continuous opacity    Cyclone, fabric filter,  Maintain the 3-hour
 subject to the NSPS for PM in 40 CFR   monitoring system.       or electrostatic         rolling average Ni
 60.102.                                                         precipitator.            operating value no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average Ni operating
                                                                                value no higher than
                                                                                the limit established
                                                                                during the performance
                                                                                test.

                                       b. Continuous parameter  i. Electrostatic         (1) Maintain the daily
                                        monitoring systems.      precipitator.            average gas flow rate
                                                                                or daily average coke
                                                                                burn-off rate no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                (2) Maintain the
                                                                                monthly rolling
                                                                                average of the
                                                                                equilibrium catalyst
                                                                                Ni concentration no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                (3) Maintain the 3-hour
                                                                                rolling average total
                                                                                power and secondary
                                                                                current above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average voltage and
                                                                                secondary current (or
                                                                                total power input)
                                                                                above the established
                                                                                during the performance
                                                                                test.
                                                                ii. Wet scrubber.......  (1) Maintain the
                                                                                monthly rolling
                                                                                average of the
                                                                                equilibrium catalyst
                                                                                Ni concentration no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                (2) Maintain the 3-hour
                                                                                rolling average
                                                                                pressure drop above
                                                                                the limit established
                                                                                in the performance
                                                                                test. Alternatively,
                                                                                before [THE DATE 18
                                                                                MONTHS AFTER THE DATE
                                                                                OF PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average pressure drop
                                                                                above the limit
                                                                                established during the
                                                                                performance test (not
                                                                                applicable to a non-
                                                                                venturi wet scrubber
                                                                                of the jet-ejector
                                                                                design).
                                                                                (3) Maintain the 3-hour
                                                                                rolling average liquid-
                                                                                to-gas ratio above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average liquid-to-gas
                                                                                ratio above the limit
                                                                                established during the
                                                                                performance test.

7. Option 4: Ni per coke burn-off      a. Continuous opacity    Cyclone, baghouse, or    Maintain the 3-hour
 limit not subject to the NSPS for PM   monitoring system.       electrostatic            rolling average Ni
 in 40 CFR 60.102.                                               precipitator.            operating value no
                                                                                higher than Ni
                                                                                operating limit
                                                                                established during the
                                                                                performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                elect to maintain the
                                                                                daily average Ni
                                                                                operating value no
                                                                                higher than the Ni
                                                                                operating limit
                                                                                established during the
                                                                                performance test.
                                       b. Continuous parameter  i. Electrostatic         (1) Maintain the
                                        monitoring systems.      precipitator.            monthly rolling
                                                                                average of the
                                                                                equilibrium catalyst
                                                                                Ni concentration no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                (2) Maintain the 3-hour
                                                                                rolling average total
                                                                                power and secondary
                                                                                current above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average voltage and
                                                                                secondary current (or
                                                                                total power input)
                                                                                above the limit
                                                                                established during the
                                                                                performance test.
                                                                ii. Wet scrubber.......  (1) Maintain the
                                                                                monthly rolling
                                                                                average of the
                                                                                equilibrium catalyst
                                                                                Ni concentration no
                                                                                higher than the limit
                                                                                established during the
                                                                                performance test.
                                                                                (2) Maintain the 3-hour
                                                                                rolling average
                                                                                pressure drop above
                                                                                the limit established
                                                                                in the performance
                                                                                test. Alternatively,
                                                                                before [THE DATE 18
                                                                                MONTHS AFTER THE DATE
                                                                                OF PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average pressure drop
                                                                                above the limit
                                                                                established during the
                                                                                performance test (not
                                                                                applicable to a non-
                                                                                venturi wet scrubber
                                                                                of the jet-ejector
                                                                                design).
                                                                                (3) Maintain the 3-hour
                                                                                rolling average liquid-
                                                                                to-gas ratio above the
                                                                                limit established in
                                                                                the performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                maintain the daily
                                                                                average liquid-to-gas
                                                                                ratio above the limit
                                                                                established during the
                                                                                performance test.
----------------------------------------------------------------------------------------------------------------

0
54. Table 3 to subpart UUU of part 63 is revised to read as follows:
    As stated in Sec.  63.1564(b)(1), you shall meet each requirement
in the following table that applies to you.

  Table 3 to Subpart UUU of Part 63--Continuous Monitoring Systems for
            Metal HAP Emissions From Catalytic Cracking Units
------------------------------------------------------------------------
                                    If you use this   You shall install,
    For each new or existing        type of control      operate, and
 catalytic cracking  unit . . .     device for your    maintain a . . .
                                      vent . . .
------------------------------------------------------------------------
1. Subject to the NSPS for PM in  a. Cyclone........  Continuous opacity
 40 CFR 60.102.                                        monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent.
                                  b. Electrostatic    Continuous opacity
                                   precipitator.       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent;
                                                       or continuous
                                                       parameter
                                                       monitoring
                                                       systems to
                                                       measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control device
                                                       \1\ and the total
                                                       power and
                                                       secondary current
                                                       to the control
                                                       device.
                                  c. Wet scrubber...  Continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       pressure drop
                                                       across the
                                                       scrubber,\2\ coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device,\1\ and
                                                       total liquid (or
                                                       scrubbing liquor)
                                                       flow rate to the
                                                       control device.
                                                       Alternatively,
                                                       before [THE DATE
                                                       3 YEARS AFTER THE
                                                       DATE OF
                                                       PUBLICATION OF
                                                       THE FINAL RULE
                                                       AMENDMENTS IN THE
                                                       FEDERAL
                                                       REGISTER],
                                                       continuous
                                                       opacity
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent.
                                  d. Fabric Filter..  Continuous bag
                                                       leak detection
                                                       system to measure
                                                       and record
                                                       increases in
                                                       relative
                                                       particulate
                                                       loading from each
                                                       catalyst
                                                       regenerator vent
                                                       or a continuous
                                                       opacity
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent.
2. Subject to NSPS for PM in 40   a. Cyclone........  Continuous opacity
 CFR 60.102a(b)(1)(i) electing                         monitoring system
 to meet the PM per coke burn-                         to measure and
 off limit.                                            record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent.
                                  b. Electrostatic    Continuous opacity
                                   precipitator.       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent;
                                                       or continuous
                                                       parameter
                                                       monitoring
                                                       systems to
                                                       measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device,\1\ the
                                                       voltage, current,
                                                       and secondary
                                                       current to the
                                                       control device.
                                  c. Wet scrubber...  Continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       pressure drop
                                                       across the
                                                       scrubber,\2\ the
                                                       coke burn-off
                                                       rate or the gas
                                                       flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device,\1\ and
                                                       total liquid (or
                                                       scrubbing liquor)
                                                       flow rate to the
                                                       control device.
                                  d. Fabric Filter..  Continuous bag
                                                       leak detection
                                                       system to measure
                                                       and record
                                                       increases in
                                                       relative
                                                       particulate
                                                       loading from each
                                                       catalyst
                                                       regenerator vent.
3. Subject to NSPS for PM in 40   Any...............  Continuous
 CFR 60.102a(b)(1)(i) electing                         emission
 to meet the PM concentration                          monitoring system
 limit.                                                to measure and
                                                       record the
                                                       concentration of
                                                       PM and oxygen
                                                       from each
                                                       catalyst
                                                       regenerator vent.
4. Subject to NSPS for PM in 40   Any...............  See item 2 of this
 CFR 60.102a(b)(1)(ii) electing                        table.
 to meet the PM per coke burn-
 off limit.
5. Subject to NSPS for PM in 40   Any...............  See item 3 of this
 CFR 60.102a(b)(1)(ii) electing                        table.
 to meet the PM concentration
 limit.

6. Option 1: PM per coke burn-    Any...............  See item 1 of this
 off limit not subject to the                          table.
 NSPS for PM in 40 CFR 60.102 or
 40 CFR 60.120a(b)(1).
7. Option 2: PM concentration     Any...............  See item 3 of this
 limit not subject to the NSPS                         table.
 for PM in 40 CFR 60.102 or 40
 CFR 60.120a(b)(1).
8. Option 3: Ni lb/hr limit not   a. Cyclone........  Continuous opacity
 subject to the NSPS for PM in                         monitoring system
 40 CFR 60.102 or in 40 CFR                            to measure and
 60.102a(b)(1).                                        record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent
                                                       and continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device.\1\
                                  b. Electrostatic    Continuous opacity
                                   precipitator.       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent
                                                       and continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device;\1\ or
                                                       continuous
                                                       parameter
                                                       monitoring
                                                       systems to
                                                       measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control device
                                                       \1\ and the
                                                       voltage and
                                                       current [to
                                                       measure the total
                                                       power to the
                                                       system] and
                                                       secondary current
                                                       to the control
                                                       device.
                                  c. Wet scrubber...  Continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       pressure drop
                                                       across the
                                                       scrubber,\2\ gas
                                                       flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device,\1\ and
                                                       total liquid (or
                                                       scrubbing liquor)
                                                       flow rate to the
                                                       control device.
                                  d. Fabric Filter..  Continuous bag
                                                       leak detection
                                                       system to measure
                                                       and record
                                                       increases in
                                                       relative
                                                       particulate
                                                       loading from each
                                                       catalyst
                                                       regenerator vent
                                                       or the monitoring
                                                       systems specified
                                                       in item 8.a of
                                                       this table.
9. Option 4: Ni lb/1,000 lbs of   a. Cyclone........  Continuous opacity
 coke burn-off limit not subject                       monitoring system
 to the NSPS for PM in 40 CFR                          to measure and
 60.102 or in 40 CFR                                   record the
 60.102a(b)(1).                                        opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent
                                                       and continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the gas
                                                       flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device.\1\
                                  b. Electrostatic    Continuous opacity
                                   precipitator.       monitoring system
                                                       to measure and
                                                       record the
                                                       opacity of
                                                       emissions from
                                                       each catalyst
                                                       regenerator vent
                                                       and continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device;\1\ or
                                                       continuous
                                                       parameter
                                                       monitoring
                                                       systems to
                                                       measure and
                                                       record the coke
                                                       burn-off rate or
                                                       the gas flow rate
                                                       entering or
                                                       exiting the
                                                       control device
                                                       \1\ and voltage
                                                       and current [to
                                                       measure the total
                                                       power to the
                                                       system] and
                                                       secondary current
                                                       to the control
                                                       device.
                                  c. Wet scrubber...  Continuous
                                                       parameter
                                                       monitoring system
                                                       to measure and
                                                       record the
                                                       pressure drop
                                                       across the
                                                       scrubber,\2\ gas
                                                       flow rate
                                                       entering or
                                                       exiting the
                                                       control
                                                       device,\1\ and
                                                       total liquid (or
                                                       scrubbing liquor)
                                                       flow rate to the
                                                       control device.
                                  d. Fabric Filter..  Continuous bag
                                                       leak detection
                                                       system to measure
                                                       and record
                                                       increases in
                                                       relative
                                                       particulate
                                                       loading from each
                                                       catalyst
                                                       regenerator vent
                                                       or the monitoring
                                                       systems specified
                                                       in item 9.a of
                                                       this table.
------------------------------------------------------------------------
\1\ If applicable, you can use the alternative in Sec.   63.1573(a)(1)
  instead of a continuous parameter monitoring system for gas flow rate.
\2\ If you use a jet ejector type wet scrubber or other type of wet
  scrubber equipped with atomizing spray nozzles, you can use the
  alternative in Sec.   63.1573(b) instead of a continuous parameter
  monitoring system for pressure drop across the scrubber.

0
55. Table 4 to subpart UUU of part 63 is revised to read as follows:
    As stated in Sec.  63.1564(b)(2), you shall meet each requirement
in the following table that applies to you.

  Table 4 to Subpart UUU of Part 63--Requirements for Performance Tests for Metal HAP Emissions From Catalytic
      Cracking Units Not Subject to the New Source Performance Standard (NSPS) for Particulate Matter (PM)
----------------------------------------------------------------------------------------------------------------
  For each new or existing catalytic
  cracking unit catalyst regenerator        You must . . .            Using . . .           According to these
              vent . . .                                                                    requirements . . .
----------------------------------------------------------------------------------------------------------------
1. Any...............................  a. Select sampling       Method 1 or 1A in        Sampling sites must be
                                        port's location and      Appendix A-1 to part     located at the outlet
                                        the number of traverse   60 of this chapter.      of the control device
                                        ports.                                            or the outlet of the
                                                                                regenerator, as
                                                                                applicable, and prior
                                                                                to any releases to the
                                                                                atmosphere.
                                       b. Determine velocity    Method 2, 2A, 2C, 2D,
                                        and volumetric flow      2F in Appendix A-1 to
                                        rate.                    part 60 of this
                                                                 chapter, or 2G in
                                                                 Appendix A-2 to part
                                                                 60 of this chapter, as
                                                                 applicable.
                                       c. Conduct gas           Method 3, 3A, or 3B in
                                        molecular weight         Appendix A-2 to part
                                        analysis.                60 of this chapter, as
                                                                 applicable.
                                       d. Measure moisture      Method 4 in Appendix A-
                                        content of the stack     3 to part 60 of this
                                        gas.                     chapter.
                                       e. If you use an
                                        electrostatic
                                        precipitator, record
                                        the total number of
                                        fields in the control
                                        system and how many
                                        operated during the
                                        applicable performance
                                        test.
                                       f. If you use a wet
                                        scrubber, record the
                                        total amount (rate) of
                                        water (or scrubbing
                                        liquid) and the amount
                                        (rate) of make-up
                                        liquid to the scrubber
                                        during each test run.
2. Option 1: PM per coke burn-off      a. Measure PM emissions  Method 5, 5B, or 5F (40  You must maintain a
 limit, not subject to the NSPS for                              CFR part 60, Appendix    sampling rate of at
 PM in 40 CFR 60.102 or in 40 CFR                                A-3) to determine PM     least 0.15 dry
 60.102a(b)(1).                                                  emissions and            standard cubic meters
                                                                 associated moisture      per minute (dscm/min)
                                                                 content for units        (0.53 dry standard
                                                                 without wet scrubbers.   cubic feet per minute
                                                                 Method 5 or 5B (40 CFR   (dscf/min).
                                                                 part 60, Appendix A-3)
                                                                 to determine PM
                                                                 emissions and
                                                                 associated moisture
                                                                 content for unit with
                                                                 wet scrubber.
                                       b. Compute coke burn-    Equations 1, 2, and 3
                                        off rate and PM          of Sec.   63.1564 (if
                                        emission rate (lb/       applicable).
                                        1,000 lb of coke burn-
                                        off).
                                       c. Measure opacity of    Continuous opacity       You must collect
                                        emissions.               monitoring system.       opacity monitoring
                                                                                data every 10 seconds
                                                                                during the entire
                                                                                period of the Method
                                                                                5, 5B, or 5F
                                                                                performance test and
                                                                                reduce the data to 6-
                                                                                minute averages.
3. Option 2: PM concentration limit,   a. Measure PM            Method 5, 5B, or 5F (40  You must maintain a
 not subject to the NSPS for PM in 40   concentration.           CFR part 60, Appendix    sampling rate of at
 CFR 60.102 or in 40 CFR                                         A-3) to determine PM     least 0.15 dry
 60.102a(b)(1).                                                  concentration and        standard cubic meters
                                                                 associated moisture      per minute (dscm/min)
                                                                 content for units        (0.53 dry standard
                                                                 without wet scrubbers    cubic feet per minute
                                                                 Method 5 or 5B (40 CFR   (dscf/min).
                                                                 part 60, Appendix A-3)
                                                                 to determine PM
                                                                 concentration and
                                                                 associated moisture
                                                                 content for unit with
                                                                 wet scrubber.

4. Option 3: Ni lb/hr limit, not       a. Measure               Method 29 (40 CFR part
 subject to the NSPS for PM in 40 CFR   concentration of Ni.     60, Appendix A-8).
 60.102 or in 40 CFR 60.102a(b)(1).
                                       b. Compute Ni emission   Equation 5 of Sec.
                                        rate (lb/hr).            63.1564.
                                       c. Determine the         XRF procedure in         You must obtain 1
                                        equilibrium catalyst     Appendix A to this       sample for each of the
                                        Ni concentration.        subpart; \1\ or EPA      3 runs; determine and
                                                                 Method 6010B or 6020     record the equilibrium
                                                                 or EPA Method 7520 or    catalyst Ni
                                                                 7521 in SW-846; \2\ or   concentration for each
                                                                 an alternative to the    of the 3 samples; and
                                                                 SW-846 method            you may adjust the
                                                                 satisfactory to the      laboratory results to
                                                                 Administrator.           the maximum value
                                                                                using Equation 2 of
                                                                                Sec.   63.1571.
                                       d. If you use a          i. Equations 6 and 7 of  (1) You must collect
                                        continuous opacity       Sec.   63.1564 using     opacity monitoring
                                        monitoring system,       data from continuous     data every 10 seconds
                                        establish your site-     opacity monitoring       during the entire
                                        specific Ni operating    system, gas flow rate,   period of the initial
                                        limit.                   results of equilibrium   Ni performance test;
                                                                 catalyst Ni              reduce the data to 6-
                                                                 concentration            minute averages; and
                                                                 analysis, and Ni         determine and record
                                                                 emission rate from       the hourly average
                                                                 Method 29 test.          opacity from all the 6-
                                                                                minute averages.
                                                                                (2) You must collect
                                                                                gas flow rate
                                                                                monitoring data every
                                                                                15 minutes during the
                                                                                entire period of the
                                                                                initial Ni performance
                                                                                test; measure the gas
                                                                                flow as near as
                                                                                practical to the
                                                                                continuous opacity
                                                                                monitoring system; and
                                                                                determine and record
                                                                                the hourly average
                                                                                actual gas flow rate
                                                                                from all the readings.
5. Option 4: Ni per coke burn-off      a. Measure               Method 29 (40 CFR part
 limit, not subject to the NSPS for     concentration of Ni.     60, Appendix A-8).
 PM in 40 CFR 60.102 or in 40 CFR
 60.102a(b)(1).
                                       b. Compute Ni emission   Equations 1 and 8 of
                                        rate (lb/1,000 lb of     Sec.   63.1564.
                                        coke burn-off).
                                       c. Determine the         See item 4.c. of this    You must obtain 1
                                        equilibrium catalyst     table.                   sample for each of the
                                        Ni concentration.                                 3 runs; determine and
                                                                                record the equilibrium
                                                                                catalyst Ni
                                                                                concentration for each
                                                                                of the 3 samples; and
                                                                                you may adjust the
                                                                                laboratory results to
                                                                                the maximum value
                                                                                using Equation 2 of
                                                                                Sec.   63.1571.
                                       d. If you use a          i. Equations 9 and 10    (1) You must collect
                                        continuous opacity       of Sec.   63.1564 with   opacity monitoring
                                        monitoring system,       data from continuous     data every 10 seconds
                                        establish your site-     opacity monitoring       during the entire
                                        specific Ni operating    system, coke burn-off    period of the initial
                                        limit.                   rate, results of         Ni performance test;
                                                                 equilibrium catalyst     reduce the data to 6-
                                                                 Ni concentration         minute averages; and
                                                                 analysis, and Ni         determine and record
                                                                 emission rate from       the hourly average
                                                                 Method 29 test.          opacity from all the 6-
                                                                                minute averages.
                                                                                (2) You must collect
                                                                                gas flow rate
                                                                                monitoring data every
                                                                                15 minutes during the
                                                                                entire period of the
                                                                                initial Ni performance
                                                                                test; measure the gas
                                                                                flow rate as near as
                                                                                practical to the
                                                                                continuous opacity
                                                                                monitoring system; and
                                                                                determine and record
                                                                                the hourly average
                                                                                actual gas flow rate
                                                                                from all the readings.

                                       e. Record the catalyst
                                        addition rate for each
                                        test and schedule for
                                        the 10-day period
                                        prior to the test.
6. If you elect Option 1 in item 4 in  a. Establish each        Data from the
 Table 1, Option 3 in item 6 in Table   operating limit in       continuous parameter
 1, or Option 4 in item 7 in Table 1    Table 2 of this          monitoring systems and
 of this subpart and you use            subpart that applies     applicable performance
 continuous parameter monitoring        to you.                  test methods.
 systems.
                                       b. Electrostatic         i. Data from the         (1) You must collect
                                        precipitator or wet      continuous parameter     gas flow rate
                                        scrubber: gas flow       monitoring systems and   monitoring data every
                                        rate.                    applicable performance   15 minutes during the
                                                                 test methods.            entire period of the
                                                                                initial performance
                                                                                test.
                                                                                (2) You must determine
                                                                                and record the 3-hr
                                                                                average gas flow rate
                                                                                from all the readings.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the maximum hourly
                                                                                average gas flow rate
                                                                                from all the readings.
                                       c. Electrostatic         i. Data from the         (1) You must collect
                                        precipitator: voltage    continuous parameter     voltage, current, and
                                        and secondary current    monitoring systems and   secondary current
                                        (or total power input).  applicable performance   monitoring data every
                                                                 test methods.            15 minutes during the
                                                                                entire period of the
                                                                                performance test.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                collect voltage and
                                                                                secondary current (or
                                                                                total power input)
                                                                                monitoring data every
                                                                                15 minutes during the
                                                                                entire period of the
                                                                                initial performance
                                                                                test.
                                                                                (2) You must determine
                                                                                and record the 3-hr
                                                                                average total power to
                                                                                the system and the 3-
                                                                                hr average secondary
                                                                                current.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the minimum hourly
                                                                                average voltage and
                                                                                secondary current (or
                                                                                total power input)
                                                                                from all the readings.
                                       d. Electrostatic         Results of analysis for  You must determine and
                                        precipitator or wet      equilibrium catalyst     record the average
                                        scrubber: equilibrium    Ni concentration.        equilibrium catalyst
                                        catalyst Ni                                       Ni concentration for
                                        concentration.                                    the 3 runs based on
                                                                                the laboratory
                                                                                results. You may
                                                                                adjust the value using
                                                                                Equation 1 or 2 of
                                                                                Sec.   63.1571 as
                                                                                applicable.

                                       e. Wet scrubber:         i. Data from the         (1) You must collect
                                        pressure drop (not       continuous parameter     pressure drop
                                        applicable to non-       monitoring systems and   monitoring data every
                                        venturi scrubber of      applicable performance   15 minutes during the
                                        jet ejector design).     test methods.            entire period of the
                                                                                initial performance
                                                                                test.
                                                                                (2) You must determine
                                                                                and record the 3-hr
                                                                                average pressure drop
                                                                                from all the readings.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the minimum hourly
                                                                                average pressure drop
                                                                                from all the readings.
                                       f. Wet scrubber: liquid- i. Data from the         (1) You must collect
                                        to-gas ratio.            continuous parameter     gas flow rate and
                                                                 monitoring systems and   total water (or
                                                                 applicable performance   scrubbing liquid) flow
                                                                 test methods.            rate monitoring data
                                                                                every 15 minutes
                                                                                during the entire
                                                                                period of the initial
                                                                                performance test.
                                                                                (2) You must determine
                                                                                and record the hourly
                                                                                average liquid-to-gas
                                                                                ratio from all the
                                                                                readings.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the hourly average gas
                                                                                flow rate and total
                                                                                water (or scrubbing
                                                                                liquid) flow rate from
                                                                                all the readings.
                                                                                (3) You must determine
                                                                                and record the 3-hr
                                                                                average liquid-to-gas
                                                                                ratio. Alternatively,
                                                                                before [THE DATE 18
                                                                                MONTHS AFTER THE DATE
                                                                                OF PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the minimum liquid-to-
                                                                                gas ratio.
                                       g. Alternative           i. Data from the         (1) You must collect
                                        procedure for gas flow   continuous parameter     air flow rate
                                        rate.                    monitoring systems and   monitoring data or
                                                                 applicable performance   determine the air flow
                                                                 test methods.            rate using control
                                                                                room instrumentation
                                                                                every 15 minutes
                                                                                during the entire
                                                                                period of the initial
                                                                                performance test.
                                                                                (2) You must determine
                                                                                and record the 3-hr
                                                                                average rate of all
                                                                                the readings.
                                                                                Alternatively, before
                                                                                [THE DATE 18 MONTHS
                                                                                AFTER THE DATE OF
                                                                                PUBLICATION OF THE
                                                                                FINAL RULE AMENDMENTS
                                                                                IN THE FEDERAL
                                                                                REGISTER], you may
                                                                                determine and record
                                                                                the hourly average
                                                                                rate of all the
                                                                                readings.

                                                                                (3) You must determine
                                                                                and record the maximum
                                                                                gas flow rate using
                                                                                Equation 1 of Sec.
                                                                                63.1573.
----------------------------------------------------------------------------------------------------------------
\1\ Determination of Metal Concentration on Catalyst Particles (Instrumental Analyzer Procedure).
\2\ EPA Method 6010B, Inductively Coupled Plasma-Atomic Emission Spectrometry, EPA Method 6020, Inductively
  Coupled Plasma-Mass Spectrometry, EPA Method 7520, Nickel Atomic Absorption, Direct Aspiration, and EPA Method
  7521, Nickel Atomic Absorption, Direct Aspiration are included in ``Test Methods for Evaluating Solid Waste,
  Physical/Chemical Methods,'' EPA Publication SW-846, Revision 5 (April 1998). The SW-846 and Updates (document
  number<PHONE_NUMBER>0-1) are available for purchase from the Superintendent of Documents, U.S. Government
  Printing Office, Washington, DC 20402,<PHONE_NUMBER>; and from the National Technical Information Services
  (NTIS), 5285 Port Royal Road, Springfield, VA 22161,<PHONE_NUMBER>. Copies may be inspected at the EPA Docket
  Center, William Jefferson Clinton (WJC) West Building (Air Docket), Room 3334, 1301 Constitution Ave. NW.,
  Washington, DC; or at the Office of the Federal Register, 800 North Capitol Street NW., Suite 700, Washington,
  DC.

0
56. Table 5 to subpart UUU of part 63 is revised to read as follows:
    As stated in Sec.  63.1564(b)(5), you shall meet each requirement
in the following table that applies to you.

  Table 5 to Subpart UUU of Part 63--Initial Compliance With Metal HAP
              Emission Limits for Catalytic Cracking Units
------------------------------------------------------------------------
  For each new and existing
   catalytic cracking unit      For the following         You have
 catalyst regenerator vent .  emission limit . . .  demonstrated initial
             . .                                     compliance if . . .
------------------------------------------------------------------------
1. Subject to the NSPS for    PM emissions must     You have already
 PM in 40 CFR 60.102.          not exceed 1.0 gram   conducted a
                               per kilogram (g/kg)   performance test to
                               (1.0 lb/1,000 lb)     demonstrate initial
                               of coke burn-off.     compliance with the
                               Before [THE DATE 18   NSPS and the
                               MONTHS AFTER THE      measured PM
                               DATE OF PUBLICATION   emission rate is
                               OF THE FINAL RULE     less than or equal
                               AMENDMENTS IN THE     to 1.0 g/kg (1.0 lb/
                               FEDERAL REGISTER],    1,000 lb) of coke
                               if the discharged     burn-off in the
                               gases pass through    catalyst
                               an incinerator or     regenerator. As
                               waste heat boiler     part of the
                               in which you burn     Notification of
                               auxiliary or          Compliance Status,
                               supplemental liquid   you must certify
                               or solid fossil       that your vent
                               fuel, the             meets the PM limit.
                               incremental rate of   You are not
                               PM must not exceed    required to do
                               43.0 grams per        another performance
                               Gigajoule (g/GJ) or   test to demonstrate
                               0.10 pounds per       initial compliance.
                               million British       As part of your
                               thermal units (lb/    Notification of
                               million Btu) of       Compliance Status,
                               heat input            you certify that
                               attributable to the   your BLD; CO2, O2,
                               liquid or solid       or CO monitor; or
                               fossil fuel; and      continuous opacity
                               the opacity of        monitoring system
                               emissions must not    meets the
                               exceed 30 percent,    requirements in
                               except for one 6-     Sec.   63.1572.
                               minute average
                               opacity reading in
                               any 1-hour period.
2. Subject to NSPS for PM in  PM emissions must     You have already
 40 CFR 60.102a(b)(1)(i),      not exceed 0.5 g/kg   conducted a
 electing to meet the PM per   (0.5 lb PM/1,000      performance test to
 coke burn-off limit.          lb) of coke burn-     demonstrate initial
                               off or,               compliance with the
                                                     NSPS and the
                                                     measured PM
                                                     emission rate is
                                                     less than or equal
                                                     to 1.0 g/kg (1.0 lb/
                                                     1,000 lb) of coke
                                                     burn-off in the
                                                     catalyst
                                                     regenerator. As
                                                     part of the
                                                     Notification of
                                                     Compliance Status,
                                                     you must certify
                                                     that your vent
                                                     meets the PM limit.
                                                     You are not
                                                     required to do
                                                     another performance
                                                     test to demonstrate
                                                     initial compliance.
                                                     As part of your
                                                     Notification of
                                                     Compliance Status,
                                                     you certify that
                                                     your BLD; CO2, O2,
                                                     or CO monitor; or
                                                     continuous opacity
                                                     monitoring system
                                                     meets the
                                                     requirements in
                                                     Sec.   63.1572.

3. Subject to NSPS for PM in  PM emissions must     You have already
 40 CFR 60.102a(b)(1)(ii),     not exceed 1.0 g/kg   conducted a
 electing to meet the PM per   coke burn-off (1 lb/  performance test to
 coke burn-off limit.          1000 lb coke burn-    demonstrate initial
                               off).                 compliance with the
                                                     NSPS and the
                                                     measured PM
                                                     emission rate is
                                                     less than or equal
                                                     to 0.5 kg/1,000 kg
                                                     (0.5 lb/1,000 lb)
                                                     of coke burn-off in
                                                     the catalyst
                                                     regenerator. As
                                                     part of the
                                                     Notification of
                                                     Compliance Status,
                                                     you must certify
                                                     that your vent
                                                     meets the PM limit.
                                                     You are not
                                                     required to do
                                                     another performance
                                                     test to demonstrate
                                                     initial compliance.
                                                     As part of your
                                                     Notification of
                                                     Compliance Status,
                                                     you certify that
                                                     your BLD; CO2, O2,
                                                     or CO monitor; or
                                                     continuous opacity
                                                     monitoring system
                                                     meets the
                                                     requirements in
                                                     Sec.   63.1572.
4. Subject to NSPS for PM in  If a PM CEMS is       You have already
 40 CFR 60.102a(b)(1)(i),      used, 0.020 grain     conducted a
 electing to meet the PM       per dry standard      performance test to
 concentration limit.          cubic feet (gr/       demonstrate initial
                               dscf) corrected to    compliance with the
                               0 percent excess      NSPS and the
                               air.                  measured PM
                                                     concentration is
                                                     less than or equal
                                                     to 0.020 grain per
                                                     dry standard cubic
                                                     feet (gr/dscf)
                                                     corrected to 0
                                                     percent excess air.
                                                     As part of the
                                                     Notification of
                                                     Compliance Status,
                                                     you must certify
                                                     that your vent
                                                     meets the PM limit.
                                                     You are not
                                                     required to do
                                                     another performance
                                                     test to demonstrate
                                                     initial compliance.
                                                     As part of your
                                                     Notification of
                                                     Compliance Status,
                                                     you certify that
                                                     your PM CEMS meets
                                                     the requirements in
                                                     Sec.   63.1572.
5. Subject to NSPS for PM in  If a PM CEMS is       You have already
 40 CFR 60.102a(b)(1)(ii),     used, 0.040 gr/dscf   conducted a
 electing to meet the PM       corrected to 0        performance test to
 concentration limit.          percent excess air.   demonstrate initial
                                                     compliance with the
                                                     NSPS and the
                                                     measured PM
                                                     concentration is
                                                     less than or equal
                                                     to 0.040 gr/dscf
                                                     corrected to 0
                                                     percent excess air.
                                                     As part of the
                                                     Notification of
                                                     Compliance Status,
                                                     you must certify
                                                     that your vent
                                                     meets the PM limit.
                                                     You are not
                                                     required to do
                                                     another performance
                                                     test to demonstrate
                                                     initial compliance.
                                                     As part of your
                                                     Notification of
                                                     Compliance Status,
                                                     you certify that
                                                     your PM CEMS meets
                                                     the requirements in
                                                     Sec.   63.1572.
6. Option 1: PM per coke      PM emissions must     The average PM
 burn-off limit not subject    not exceed 1.0 gram   emission rate,
 to the NSPS for PM in 40      per kilogram (g/kg)   measured using EPA
 CFR 60.102 or 40 CFR          (1.0 lb/1,000 lb)     Method 5, 5B, or 5F
 60.120a(b)(1).                of coke burn-off.     (for a unit without
                               Before [THE DATE 3    a wet scrubber) or
                               YEARS AFTER THE       5 or 5B (for a unit
                               DATE OF PUBLICATION   with a wet
                               OF THE FINAL RULE     scrubber), over the
                               AMENDMENTS IN THE     period of the
                               FEDERAL REGISTER],    initial performance
                               PM emission must      test, is no higher
                               not exceed 1.0 g/kg   than 1.0 g/kg coke
                               (1.0 lb/1,000 lb)     burn-off (1.0 lb/
                               of coke burn-off in   1,000 lb) in the
                               the catalyst          catalyst
                               regenerator; if the   regenerator. The PM
                               discharged gases      emission rate is
                               pass through an       calculated using
                               incinerator or        Equations 1, 2, and
                               waste heat boiler     3 of Sec.
                               in which you burn     63.1564. If you use
                               auxiliary or          a BLD; CO2, O2, CO
                               supplemental liquid   monitor; or
                               or solid fossil       continuous opacity
                               fuel, the             monitoring system,
                               incremental rate of   your performance
                               PM must not exceed    evaluation shows
                               43.0 g/GJ (0.10 lb/   the system meets
                               million Btu) of       the applicable
                               heat input            requirements in
                               attributable to the   Sec.   63.1572.
                               liquid or solid
                               fossil fuel; and
                               the opacity of
                               emissions must not
                               exceed 30 percent,
                               except for one 6-
                               minute average
                               opacity reading in
                               any 1-hour period.
7. Option 2: PM               PM emissions must     The average PM
 concentration limit, not      not exceed 0.040 gr/  concentration,
 subject to the NSPS for PM    dscf corrected to 0   measured using EPA
 in 40 CFR 60.102 or in 40     percent excess air.   Method 5, 5B, or 5F
 CFR 60.102a(b)(1).                                  (for a unit without
                                                     a wet scrubber) or
                                                     Method 5 or 5B (for
                                                     a unit with a wet
                                                     scrubber), over the
                                                     period of the
                                                     initial performance
                                                     test, is less than
                                                     or equal to 0.040
                                                     gr/dscf corrected
                                                     to 0 percent excess
                                                     air. Your
                                                     performance
                                                     evaluation shows
                                                     your PM CEMS meets
                                                     the applicable
                                                     requirements in
                                                     Sec.   63.1572.

8. Option 3: not subject to   Nickel (Ni)           The average Ni
 the NSPS for PM.              emissions from your   emission rate,
                               catalyst              measured using
                               regenerator vent      Method 29 over the
                               must not exceed       period of the
                               13,000 mg/hr (0.029   initial performance
                               lb/hr).               test, is not more
                                                     than 13,000 mg/hr
                                                     (0.029 lb/hr). The
                                                     Ni emission rate is
                                                     calculated using
                                                     Equation 5 of Sec.
                                                      63.1564; and if
                                                     you use a BLD; CO2,
                                                     O2, or CO monitor;
                                                     or continuous
                                                     opacity monitoring
                                                     system, your
                                                     performance
                                                     evaluation shows
                                                     the system meets
                                                     the applicable
                                                     requirements in
                                                     Sec.   63.1572.
9. Option 4: Ni per coke      Ni emissions from     The average Ni
 burn-off limit not subject    your catalyst         emission rate,
 to the NSPS for PM.           regenerator vent      measured using
                               must not exceed 1.0   Method 29 over the
                               mg/kg (0.001 lb/      period of the
                               1,000 lb) of coke     initial performance
                               burn-off in the       test, is not more
                               catalyst              than 1.0 mg/kg
                               regenerator.          (0.001 lb/1,000 lb)
                                                     of coke burn-off in
                                                     the catalyst
                                                     regenerator. The Ni
                                                     emission rate is
                                                     calculated using
                                                     Equation 8 of Sec.
                                                      63.1564; and if
                                                     you use a BLD; CO2,
                                                     O2, or CO monitor;
                                                     or continuous
                                                     opacity monitoring
                                                     system, your
                                                     performance
                                                     evaluation shows
                                                     the system meets
                                                     the applicable
                                                     requirements in
                                                     Sec.   63.1572.
------------------------------------------------------------------------

0
57. Table 6 to subpart UUU of part 63 is revised to read as follows:
    As stated in Sec.  63.1564(c)(1), you shall meet each requirement
in the following table that applies to you.

 Table 6 to Subpart UUU of Part 63--Continuous Compliance With Metal HAP
              Emission Limits for Catalytic Cracking Units
------------------------------------------------------------------------
                                 Subject to this
  For each new and existing    emission limit for         You shall
 catalytic cracking unit . .      your catalyst          demonstrate
              .               regenerator vent . .       continuous
                                        .            compliance by . . .
------------------------------------------------------------------------
1. Subject to the NSPS for    a. PM emissions must  i. Determining and
 PM in 40 CFR 60.102.          not exceed 1.0 gram   recording each day
                               per kilogram (g/kg)   the average coke
                               (1.0 lb/1,000 lb)     burn-off rate
                               of coke burn-off.     (thousands of
                               Before [THE DATE 18   kilograms per hour)
                               MONTHS AFTER THE      using Equation 1 in
                               DATE OF PUBLICATION   Sec.   63.1564 and
                               OF THE FINAL RULE     the hours of
                               AMENDMENTS IN THE     operation for each
                               FEDERAL REGISTER],    catalyst
                               if the discharged     regenerator.
                               gases pass through
                               an incinerator or
                               waste heat boiler
                               in which you burn
                               auxiliary or
                               supplemental liquid
                               or solid fossil
                               fuel, the
                               incremental rate of
                               PM must not exceed
                               43.0 g/GJ (0.10 lb/
                               million Btu) of
                               heat input
                               attributable to the
                               liquid or solid
                               fossil fuel; and
                               the opacity of
                               emissions must not
                               exceed 30 percent,
                               except for one 6-
                               minute average
                               opacity reading in
                               any 1-hour period.
                                                    ii. Maintaining PM
                                                     emission rate below
                                                     1.0 g/kg (1.0 lb/
                                                     1,000 lb) of coke
                                                     burn-off.
                                                    iii. Conducting a
                                                     performance test
                                                     before [THE DATE 18
                                                     MONTHS AFTER THE
                                                     DATE OF PUBLICATION
                                                     OF THE FINAL RULE
                                                     AMENDMENTS IN THE
                                                     FEDERAL REGISTER]
                                                     and once every five
                                                     years thereafter.
                                                    iv. Collecting the
                                                     applicable
                                                     continuous
                                                     parametric
                                                     monitoring system
                                                     data according to
                                                     Sec.   63.1572 and
                                                     maintaining each
                                                     rolling 3-hr
                                                     average above or
                                                     below (as
                                                     applicable) the
                                                     average determined
                                                     during the
                                                     performance test.

                                                    v. Collecting the
                                                     continuous opacity
                                                     monitoring data for
                                                     each catalyst
                                                     regenerator vent
                                                     according to Sec.
                                                     63.1572 and
                                                     maintaining each 6-
                                                     minute average at
                                                     or below the site-
                                                     specific opacity
                                                     determined during
                                                     the performance
                                                     test.
                                                     Alternatively,
                                                     before [THE DATE 18
                                                     MONTHS AFTER THE
                                                     DATE OF PUBLICATION
                                                     OF THE FINAL RULE
                                                     AMENDMENTS IN THE
                                                     FEDERAL REGISTER],
                                                     collecting the
                                                     continuous opacity
                                                     monitoring data for
                                                     each catalyst
                                                     regenerator vent
                                                     according to Sec.
                                                     63.1572 and
                                                     maintaining each 6-
                                                     minute average at
                                                     or below 30
                                                     percent, except
                                                     that one 6-minute
                                                     average during a 1-
                                                     hour period can
                                                     exceed 30 percent.
                                                    vi. Before [THE DATE
                                                     18 MONTHS AFTER THE
                                                     DATE OF PUBLICATION
                                                     OF THE FINAL RULE
                                                     AMENDMENTS IN THE
                                                     FEDERAL REGISTER],