View all text of Subpart NN [§ 52.2020 - § 52.2065]
§ 52.2065 - Federal implementation plan addressing reasonably available control technology requirements for certain sources.
(a) Applicability. This section shall apply to Conemaugh, Homer City, Keystone, and Montour, as defined in this section, as well as any of their successors or assigns. Each of the four listed facilities are individually subject to the requirements of this section.
(b) Effective date. The effective date of this section is September 30, 2022.
(c) Compliance date. Compliance with the requirements in this section shall commence on March 29, 2023, except the Facility-wide 30-Day Rolling Average NO
(d) General provisions. This section is not a permit. Compliance with the terms of this section does not guarantee compliance with all applicable Federal, state, or local laws or regulations. The emission rates and mass emissions limits set forth in this section do not relieve the facility from any obligation to comply with other State and Federal requirements under the Clean Air Act, including the Facility's obligation to satisfy any State requirements set forth in the applicable SIP.
(e) Definitions. Every term expressly defined by this section shall have the meaning given to that term within this section. Every other term used in this section that is also a term used under the Act or in Federal regulations in this chapter implementing the Act shall mean in this section what such term means under the Act or the regulations in this chapter.
CEMS or Continuous Emission Monitoring System, means, for obligations involving the monitoring of NO
Clean Air Act or Act means the Federal Clean Air Act, 42 U.S.C. 7401-7671q, and its implementing regulations in this chapter.
Conemaugh means, for purposes of this section, Keystone Conemaugh Project LLC's Conemaugh Generating Station consisting of two coal-fired units designated as Unit 1 (8,280 MMBtu/hr) and Unit 2 (8,280 MMBtu/hr), located in West Wheatfield Township, Indiana County, Pennsylvania.
Day or daily means calendar day unless otherwise specified in this section.
EGU means electric generating unit.
EPA means the United States Environmental Protection Agency.
Facility means each of the following as defined in this section: Conemaugh; Homer City; Keystone; and Montour.
Facility-wide 30-Day Rolling Average NO
Fossil fuel means any hydrocarbon fuel, including coal, petroleum coke, petroleum oil, fuel oil, or natural gas.
Homer City means, for purposes of this section, Homer City Generation LP's Homer City Generating Station consisting of three coal-fired units designated as Unit 1 (6,792 MMBtu/hr), Unit 2 (6,792 MMBtu/hr), and Unit 3 (7,260 MMBtu/hr), located in Center Township, Indiana County, Pennsylvania.
Keystone means, for purposes of this section, Keystone Conemaugh Project LLC's Keystone Generating Station consisting of two coal-fired units designated as Unit 1 (8,717 MMBtu/hr) and Unit 2 (8,717 MMBtu/hr), located in Plumcreek Township, Armstrong County, Pennsylvania.
lb/MMBtu means one pound per million British thermal units.
Montour means, for purposes of this section, Talen Energy Corporation's Montour Steam Electric Station consisting of two coal-fired units designated as Unit 1 (7,317 MMBtu/hr) and Unit 2 (7,239 MMBtu/hr), located in Derry Township, Montour County, Pennsylvania.
“NO
Operating day means any calendar day on which a Unit fires Fossil Fuel.
Title V Permit means the permit required for major sources pursuant to Subchapter V of the Act, 42 U.S.C. 7661-7661e.
Unit means collectively, the coal pulverizer, stationary equipment that feeds coal to the boiler, the boiler that produces steam for the steam turbine, the steam turbine, the generator, the equipment necessary to operate the generator, steam turbine, and boiler, and all ancillary equipment, including pollution control equipment and systems necessary for production of electricity. An electric steam generating station may be comprised of one or more Units.
Unit-specific daily NO
(f) NO
Table 1 to Paragraph (
Facility | Facility-wide 30-day
rolling average NO emission rate limit (lb/MMBtu) | Conemaugh | 0.072 | Homer City | 0.096 | Keystone | 0.075 | Montour | 0.102 |
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(2) The Facility shall achieve and maintain their Unit-specific Daily NO
Table 2 to Paragraph (
Facility | Unit | Unit-specific
daily NO emissions limit (lb/day) | Conemaugh | 1 | 14,308 | Conemaugh | 2 | 14,308 | Homer City | 1 | 15,649 | Homer City | 2 | 15,649 | Homer City | 3 | 16,727 | Keystone | 1 | 15,691 | Keystone | 2 | 15,691 | Montour | 1 | 17,912 | Montour | 2 | 17,721 |
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(g) Monitoring of NO
(2) For purposes of calculating the Unit-specific Daily NO
(h) Recordkeeping and periodic peporting. (1) The Facility shall electronically submit to EPA a periodic report, within thirty (30) Days after the end of each six-month reporting period (January through June, July through December in each calendar year). The portion of the periodic report containing the data required to be reported by this paragraph (h) shall be in an unlocked electronic spreadsheet format, such as Excel or other widely-used software, and contain data for each Operating Day during the reporting period, including, but not limited to: Facility ID (ORISPL); Facility name; Unit ID; Date; Unit-specific total Daily Operating Time (hours); Unit-specific Daily NO
(2) In any periodic report submitted pursuant to this section, the Facility may incorporate by reference information previously submitted to EPA under its Title V permitting requirements, so long as that information is adequate to determine compliance with the emission limits and in the same electronic format as required for the periodic report, and provided that the Facility attaches the Title V Permit report (or the pertinent portions of such report) and provides a specific reference to the provisions of the Title V Permit report that are responsive to the information required in the periodic report.
(3) In addition to the reports required pursuant to this section, if the Facility exceeds the Facility-wide 30-day rolling average NO
(4) Each report shall be signed by the Responsible Official as defined in Title V of the Clean Air Act, or his or her equivalent or designee of at least the rank of Vice President. The signatory shall also electronically submit the following certification, which may be contained in a separate document:
“This information was prepared either by me or under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my evaluation, or the direction and my inquiry of the person(s) who manage the system, or the person(s) directly responsible for gathering the information, I hereby certify under penalty of law that, to the best of my knowledge and belief, this information is true, accurate, and complete. I understand that there are significant penalties for submitting false, inaccurate, or incomplete information to the United States.”
(5) Whenever notifications, submissions, or communications are required by this section, they shall be made electronically to the attention of the Air Enforcement Manager via email to the following address: [email protected].