NR 409.065(7)(a)1.1. In lieu of complying with the applicable emission limitation in sub. (2), (3) or (4), any affected units subject to such emission limitation, under control of the same owner or operator, and having the same designated representative may average their NOx emissions under an averaging plan approved under this subsection. NR 409.065(7)(a)2.2. Each affected unit included in an averaging plan for Phase II shall be a boiler subject to an emission limitation in sub. (2), (3) or (4) for all years for which the unit is included in the plan. NR 409.065(7)(a)3.3. Each unit included in an averaging plan shall have an alternative contemporaneous annual emission limitation (pounds per million Btu) and can only be included in one averaging plan. NR 409.065(7)(a)4.4. Each unit included in an averaging plan shall have a minimum allowable annual heat input value (million Btu), if it has an alternative contemporaneous annual emission limitation more stringent than that unit’s applicable emission limitation under sub. (2), (3) or (4), and a maximum allowable annual heat input value, if it has an alternative contemporaneous annual emission limitation less stringent than that unit’s applicable emission limitation under sub. (2), (3) or (4). NR 409.065(7)(a)5.5. The Btu-weighted annual average emission rate for the units in an averaging plan shall be less than or equal to the Btu-weighted annual average emission rate for the same units had they each been operated, during the same period of time, in compliance with the applicable emission limitations in sub. (2), (3) or (4). NR 409.065(7)(a)6.6. In order to demonstrate that the proposed plan is consistent with par. (a) 4., the alternative contemporaneous annual emission limitations and annual heat input values assigned to the units in the proposed averaging plan shall meet the following requirement: where:
RLi is the alternative contemporaneous annual emission limitation for unit i, in pounds per million Btu, as specified in the averaging plan
Rli is the applicable emission limitation for unit i, in pounds per million Btu, as specified in sub. (2), (3) or (4) except that for early election units, which may be included in an averaging plan only on or after January 1, 2000, Rli shall equal the most stringent applicable emission limitation under sub. (2) or (4); for units with an alternative emission limitation, Rli shall equal the applicable emissions limitation under sub. (2), (3) or (4), not the alternative emissions limitation
HIi is the annual heat input for unit i, in million Btu, as specified in the averaging plan
n is the number of units in the averaging plan
NR 409.065(7)(b)1.1. The designated representative of a unit meeting the requirements of par. (a) 1. and 7. may submit an averaging plan or a revision to an approved averaging plan to the department and any other applicable permitting authorities at any time up to and including January 1 (or July 1, if the plan is restricted to only units located within the department’s jurisdiction) of the calendar year for which the averaging plan is to become effective. NR 409.065(7)(b)2.2. The designated representative shall submit a copy of the same averaging plan, or the same revision to an approved averaging plan, to any other permitting authority with jurisdiction over a unit in the plan, and to U.S. EPA. NR 409.065(7)(b)3.3. When an averaging plan or a revision to an approved averaging plan is not approved, the owner or operator of each unit in the plan shall operate the unit in compliance with the emission limitation that would apply in the absence of the averaging plan or revision to a plan. NR 409.065(7)(c)(c) Contents of NOx averaging plan. A complete NOx averaging plan shall include all of the following elements: NR 409.065(7)(c)3.3. The alternative contemporaneous annual emission limitation for each unit (in pounds per million Btu). If any of the units identified in the NOx averaging plan utilize a common stack pursuant to 40 CFR 75.17(a)(2)(i)(B), the same alternative contemporaneous emission limitation shall be assigned to each unit and different heat input limits may be assigned. NR 409.065(7)(d)1.1. ‘Emission limitations.’ Except as provided as in subd. 2., each affected unit in an approved averaging plan is in compliance with the acid rain emission limitation for NOx under the plan if all of the following requirements are met: NR 409.065(7)(d)1.a.a. For each unit, the unit’s actual annual average emission rate for the calendar year, in pounds per million Btu, is less than or equal to its alternative contemporaneous annual emission limitation in the averaging plan. NR 409.065(7)(d)1.b.b. For each unit with an alternative contemporaneous emission limitation less stringent than the applicable emission limitation in sub. (2), (3) or (4), the actual annual heat input for the calendar year does not exceed the annual heat input limit in the averaging plan. NR 409.065(7)(d)1.c.c. For each unit with an alternative contemporaneous annual emission limitation more stringent than the applicable emission limitation in sub. (2), (3) or (4), the actual annual heat input for the calendar year is not less than the annual heat input limit in the averaging plan. NR 409.065(7)(d)2.2. ‘Group showing of compliance.’ If one or more of the units does not meet the requirements under subd. 1., the designated representative shall demonstrate, in accordance with subd. 2. a. (i.e., Equation 2) that the actual Btu-weighted annual average emission rate for the units in the plan is less than or equal to the Btu-weighted annual average rate for the same units had they each been operated, during the same period of time, in compliance with the applicable emission limitations in sub. (2), (3) or (4). where:
Rai is the actual annual average emission rate for unit i, in pounds per million Btu, as determined using the procedures in 40 CFR part 75. For units in an averaging plan utilizing a common stack pursuant to 40 CFR 75.17(a)(2)(i)(B), use the same NOx emission rate value for each unit utilizing the common stack, and calculate this value in accordance with appendix F of 40 CFR part 75. Rli is the applicable annual emission limitation for unit i, in pounds per million Btu, as specified in sub. (2), (3) or (4), except that for early election units, which may be included in an averaging plan only on or after January 1, 2000, Rli shall equal the most stringent applicable emission limitation under sub. (2) or (4); for units with an alternative emission limitation, Rli shall equal the applicable emission limitation under sub. (2), (3) or (4), not the alternative emission limitation
HIai is the actual annual heat input for unit i, in million Btu, as determined using the procedures in 40 CFR part 75 n is the number of units in the averaging plan
NR 409.065(7)(d)2.b.b. If there is a successful group showing of compliance under subd. 2. a. for a calendar year, then all units in the averaging plan shall be deemed to be in compliance for that year with their alternative contemporaneous emission limitations and annual heat input limits under subd. 1. NR 409.065(7)(d)3.3. ‘Liability.’ The owners and operators of a unit governed by an approved averaging plan shall be liable for any violation of the plan or this section at that unit or any other unit in the plan, including liability for fulfilling the obligations specified in 40 CFR part 77 and sections 113 and 411 of the act. NR 409.065(7)(d)4.4. ‘Withdrawal or termination.’ The designated representative may submit a notification to terminate an approved averaging plan in accordance with s. NR 409.09 (1) (d), no later than October 1 of the calendar year for which the plan is to be withdrawn or terminated. NR 409.065(8)(8) Compliance and excess emissions. Excess emissions of nitrogen oxides under 40 CFR 77.6 shall be calculated as follows: NR 409.065(8)(a)1.1. Calculate EEi for each portion of the calendar year that the unit is subject to a different NOx emission limitation: where:
EEi is the excess emissions for NOx for the portion of the calendar year (in tons)
Rai is the actual average emission rate for the unit (in pounds per million Btu), determined according to 40 CFR part 75 for the portion of the calendar year for which the applicable emission limitation Rli is in effect Rli is the applicable emission limitation for the unit (in pounds per million Btu), as specified in sub. (2), (3) or (4) or as determined under sub. (6)
HIi is the actual heat input for the unit, (in million Btu), determined according to 40 CFR part 75 for the portion of the calendar year for which the applicable emission limitation, Rli, is in effect NR 409.065(8)(a)2.2. If EEi is a negative number for any portion of the calendar year, the EE value for that portion of the calendar year shall be equal to zero (e.g., if EEi = -100, then EEi = 0). where:
EE is the excess emissions for NOx for the year (in tons)
n is the number of time periods during which a unit is subject to different emission limitations
NR 409.065(8)(b)(b) For units participating in an approved averaging plan, when all the requirements under sub. (7) (d) 1. and 2. are not met: where:
EE is the excess emissions for NOx for the year (in tons)
Rai is the actual annual average emission rate for NOx for unit i(in pounds per million Btu), determined according to 40 CFR part 75 Rli is the applicable emission limitation for unit i (in pounds per million Btu), as specified in sub. (2), (3) or (4)
HIi is the actual annual heat input for unit i (in million Btu) determined according to 40 CFR part 75 n is the number of units in the averaging plan
NR 409.065(9)(9) Monitoring, recordkeeping and reporting requirements. NR 409.065(9)(a)(a) Unless otherwise provided, the owners and operators of the source and each affected unit at the source shall keep on site certain relevant documents described below for a period of 5 years from the date the document is created. This period may be extended for cause, at any time prior to the end of 5 years, in writing by the administrator or department. The following documents shall be kept at the source: NR 409.065(9)(a)1.1. The certificate of representation for the designated representative for the source and each affected unit at the source and all documents that demonstrate the truth of the statements in the certificate of representation, in accordance with 40 CFR 72.24; provided that the certificate and documents shall be retained on site at the source beyond the 5-year period until the documents are superseded because of the submission of a new certificate of representation changing the designated representative. NR 409.065(9)(a)3.3. Copies of all reports, compliance certifications and other submissions and all records made or required under the acid rain program. NR 409.065(9)(a)4.4. Copies of all documents used to complete an acid rain portion of an operation permit application and any other submission under the acid rain program or to demonstrate compliance with the requirements of this chapter and the acid rain program. NR 409.065(9)(b)(b) In accordance with sub. (6) (d) 4., a petition for an alternative emission limitation demonstration period shall include the following information: NR 409.065(9)(b)1.1. Documentation that the owner or operator solicited bids for a NOx emission control system designed for application to the specific boiler and designed to achieve the applicable emission limitation in sub.(2), (3) or (4) on an annual average basis. This documentation shall include a copy of all bid specifications. NR 409.065(9)(b)2.2. A copy of the performance guarantee submitted by the vendor of the installed NOx emission control system to the owner or operator showing that the system was designed to meet the applicable emission limitation in sub. (2), (3) or (4) on an annual average basis. NR 409.065(9)(b)3.3. Documentation describing the operational and combustion conditions that are the basis of the performance guarantee. NR 409.065(9)(b)4.4. Certification by the primary vendor of the NOx emission control system that the equipment and associated auxiliary equipment was properly installed according to the modifications and procedures specified by the vendor. NR 409.065(9)(b)5.5. Certification by the designated representative that the owner or owners or operator installed technology that meets the requirements of sub. (6) (a). NR 409.065(9)(c)(c) In accordance with sub. (6) (d) 9., a petition for an alternative emission limitation demonstration period shall include the following information: NR 409.065(9)(c)1.1. The operating conditions of the NOx emission control system including load range, O2 range, coal volatile matter range, and, for tangentially fired boilers, distribution of combustion air within the NOx emission control system. NR 409.065(9)(c)2.2. Certification by the designated representative that the owner or owners or operator have achieved and are following the operating conditions, boiler modifications and upgrades that formed the basis for the system design and performance guarantee. NR 409.065(9)(c)3.3. Any planned equipment modifications and upgrades for the purpose of achieving the maximum NOx reduction performance of the NOx emission control system that were not included in the design specifications and performance guarantee, but that were achieved prior to submission of this application and are being followed. NR 409.065(9)(c)4.4. A list of any modifications or replacements of equipment that are to be done prior to the completion of the demonstration period for the purpose of reducing emissions of NOx. NR 409.065(9)(c)5.5. The parametric testing that will be conducted to determine the reason or reasons for the failure of the unit to achieve the applicable emission limitation and to verify the proper operation of the installed NOx emission control system during the demonstration period. The tests shall include tests in s. NR 439.098, which may be modified according to the following criteria: NR 409.065(9)(c)5.a.a. The owner or operator of the unit may add tests to those listed in s. NR 439.098, if the additions provide data relevant to the failure of the installed NOx emission control system to meet the applicable emissions limitation in sub. (2), (3) or (4); or NR 409.065(9)(c)5.b.b. The owner or operator of the unit may remove tests listed in s. NR 439.098 that are shown, to the satisfaction of the department, not to be relevant to NOx emissions from the affected unit; and NR 409.065(9)(c)5.c.c. In the event the performance guarantee or the NOx emission control system specifications require additional tests not listed in s. NR 439.098, or specify operating conditions not verified by tests listed in s. NR 439.098, the owner or operator of the unit shall include additional tests. NR 409.065(9)(d)(d) In accordance with sub. (6) (d) 10., a petition for an alternative emission limitation demonstration period shall include all of the following information for the operating period: NR 409.065(9)(d)1.1. The average NOx emission rate (in pounds per million Btu) of the specific unit. NR 409.065(9)(d)2.2. The highest hourly NOx emission rate (in pounds per million Btu) of the specific unit.
