D.C. Mun. Regs. tit. 20, § 805 – Reasonably Available Control Technology for Major Stationary Sources of the Oxides of Nitrogen

805

REASONABLY AVAILABLE CONTROL TECHNOLOGY FOR MAJOR STATIONARY SOURCES OF THE OXIDES OF NITROGEN

805.1

The requirements of § 805 shall apply to any person specified pursuant to the following provisions of this section:

(a) Any person owning, leasing, operating, or controlling any major stationary source having the potential to emit twenty-five (25) tons per year or more of oxides of nitrogen, including the following major stationary sources or parts thereof:

(1) Fossil-fuel-fired steam-generating units having an energy input capacity of twenty million (20,000,000) BTU per hour or more;

(2) Stationary combustion turbines of any size at major stationary source facilities, including any associated heat recovery steam generators and duct burners;

(3) Asphalt concrete plants having the potential to emit twenty-five (25) tons per year or more of NOX; and

(4) Any major stationary source or part of a major stationary source, other than those specified in this subsection, having the potential to emit twenty-five (25) tons per year or more of NOX;

(b) Any person owning, leasing, operating or controlling a major stationary source ever subject to § 805 shall continue to comply with all requirements of § 805, even if emissions from the subject major stationary source no longer exceed the twenty-five (25) ton per year applicability requirement of § 805; and

(1) Any person subject to § 805 who is able to demonstrate to the Mayor that, since January 1, 1990, the major stationary source has not emitted, before the application of air pollution control equipment, twenty-five (25) tons per year or more of NOX in any year: provided that the person obtains a permit from the Mayor limiting the potential to emit to less than twenty-five (25) tons per year and provided the permit is transmitted to and approved by EPA as a revision to the District's State Implementation Plan; and

(2) Emergency standby engines operated less than five hundred (500)

hours during any consecutive twelve (12) month period.

805.2 Any person subject to § 805 shall comply with the following provisions:

(a) Any person subject to § 805 shall maintain continuous compliance with all requirements of § 805 Compliance with the applicable emission limitations shall be determined by test methods approved by the Mayor and the EPA or by continuous emission monitors satisfying the requirements of 40 CFR 60 Appendix B;

(b) Any person regulated under § 805 may apply to the Mayor by July 1, 1994 for an alternative emission limitation which reflects the application of source specific Reasonably Available Control Technology (hereafter referred to as "RACT." Any alternative emission limitation provided for by this section shall also be approved by EPA. An applicant for an alternative RACT shall do the following:

(1) Demonstrate to the Mayor that it is not technologically or economically feasible for that person to comply with the applicable emission limitation. The demonstration shall include a study of the capabilities of the following NOx control options:

(A) Low-NOx burners;

(B) Overfire air;

(D) Burners out of service;

(2) Determine an emission limitation reflecting the application of RACT; and

(c) Testing performed to verify compliance shall be based on a period during which the emission unit or air pollution control equipment is used and operated under conditions acceptable to the Mayor and the EPA and consistent with the operational parameters and limits set forth in any permit or certificate in effect.

805.3 Any person subject to § 805 shall comply with the following provisions of this subsection regarding emission control plans for implementation of RACT.

(a) Any person who owns, leases, operates or controls a major stationary source subject to § 805 shall submit an emission control plan to the Mayor

for review and approval by the Mayor prior to implementation of RACT. The plan shall be submitted to the Mayor by the time specified in § 805, or within one hundred eighty (180) days of the date the major stationary source or part of the major stationary source first meets the applicability requirements of § 805;

(b) Any person subject only to § 805.8, Procedures for Adjusting Combustion Processes pursuant to the requirements of § 805, shall only submit a notification to the Mayor that they will comply with § 805.8;
(c) The emission control plan shall detail how RACT will be implemented at the major stationary source which is subject to § 805. Each plan submitted under § 805.3 shall, at a minimum, include the following:
(1) A list and description of all the emission units at the major stationary source which have the potential to emit NO_x including the following:
1. (A) A site plan identifying the location of each NO_x, emitting unit and the installation date for same;
2. (B) The size in millions of BTU per hour of each emission unit;
3. (C) For fuel utilization major stationary sources, the type of fuel or fuels combusted in each emission unit; and
4. (D) The maximum NO_x emission rate of each emission unit in pounds per million BTU for each fuel burned;
(2) A demonstration that the provisions of § 805 can be met by each emission unit included in the control plan, including the emission levels before and after implementation of RACT of all emission units emitting NO_x, for which the emission control plan is being submitted;
(3) If applicable, the designs, specifications and standard operating and maintenance procedures for any air pollution control equipment used to reduce NO_x emissions that is used to implement RACT;
(4) The testing, monitoring, recordkeeping and reporting procedures used to demonstrate compliance with the applicable provisions of this section;
(5) A schedule for the implementation of RACT at the major stationary source by the deadline contained in the applicable provision of this section, including provisions for demonstrating to the for periodic increments of progress;
(6) Any other information required by the Mayor; and
(7) The signature of a responsible official certifying the application;(d) An emission control plan submitted by any person who owns, leases, operates or controls a major stationary source or part of major stationary source subject to § 805.8, or any person applying for an alternative RACT under §805.2(b) shall meet the following requirements, in addition to those of § 805.3(c):- (1) The plan shall contain a demonstration and description of the RACT emission limits for this major stationary source or part of a major stationary source; and
(2) Any information necessary to support the demonstration made in § 805.3(d)(1), such as technological and economic considerations, industry surveys, customer considerations, etc.;(e) The Mayor shall approve emission control plans pursuant to the requirements of this paragraph:- (1) For persons not subject to § 805.2(b) or 805.8, the Mayor shall issue a final approval or disapproval of the plan; and
(2) For persons subject to § 805.8 or applying for an alternative RACT under § 805.2(b) where the information submitted in the emission control plan is sufficient to support both the determination of RACT/alternative RACT and the proposed schedule, the Mayor shall publish a notice of public hearing. After the public hearing and the close of the public comment period, the Mayor shall issue a final approval or disapproval of the emission control plan; and(f) Except as provided for in § 805.3(b), no emission reduction or any other action taken at any major stationary source or part of a major stationary source will constitute implementation of RACT at that major stationary source unless that emission reduction or other action is part of an emission control plan approved by the Mayor.

805.4 Any person owning, leasing, operating or controlling any stationary combustion turbine subject to § 805 shall comply with the requirements of this subsection as of July 23, 2018:

(a) The following emission and operational requirements shall apply, as applicable:

(1) For any stationary combustion turbine that most recently commenced construction, modification, or reconstruction (as these terms are defined in 40 CFR 60, Subpart A, § 60.2 and § 60.15 as in effect on July 1, 2018) after February 18, 2005, and has a heat input rating greater than fifty million (50,000,000) BTU per hour, based on the higher heating value of the fuel:

(A) Emissions, with any supplemental duct burner firing, shall not be greater than:

(i) Twenty-five (25) ppmvd, corrected to fifteen percent (15%) O₂ when fired on any combination of gaseous fuels; and

(ii) Seventy-four (74) ppmvd, corrected to fifteen percent (15%) O₂ when fired on any combination of liquid fuels;

(B) Only the peak heat input rating of the stationary combustion turbine shall be included when determining whether or not § 805.4(a)(1) is applicable. Any additional heat input to associated heat recovery steam generators or duct burners shall not be included when determining the peak heat input to the stationary combustion turbine; and

(C) When fifty percent (50%) or more of the total heat input is from gaseous fuels, the emission limitation in § 805.4(a)(1)(A)(i) applies, but when more than fifty percent (50%) of the total heat input is from liquid fuels, the emission limitation in § 805.4(a)(1)(A)(ii) applies;

(2) For any stationary combustion turbine that most recently commenced construction, modification, or reconstruction (as these terms are defined in 40 CFR 60, Subpart A, § 60.2 and § 60.15 as in effect on July 1, 2018) on or before February 18, 2005 and has a heat input rating greater than fifty million (50,000,000) BTU per hour, based on the higher heating value of the fuel:

(A) Emissions from a stationary combustion turbine alone shall not be greater than:

(i) Twenty-five (25) ppmvd, corrected to fifteen percent (15%) O₂ when fired on any combination of gaseous fuels; and

(ii) Except as provided in § 805.4(a)(2)(D), seventy-four (74) ppmvd, corrected to fifteen percent (15%) O₂ when fired on any combination of liquid fuels;

(B) Emissions from a stationary combustion turbine and all duct burners combined shall not be greater than twenty hundredths (0.20) pounds per million BTU, based on a calendar day average, when fired on any fuel or combination of fuels;

(C) Only the peak heat input rating of the stationary combustion turbine shall be included when determining whether or not § 805.4(a)(2) is applicable. Any additional heat input to associated heat recovery steam generators or duct burners shall not be included when determining the peak heat input to the stationary combustion turbine; and

(D) Any stationary combustion turbine being fired on liquid fuel, or any combination of gaseous and liquid fuels such that more than fifty percent (50%) of the total heat input is from liquid fuels, is not required to comply with the maximum allowable NOx emission rate in § 805.4(a)(2)(A)(ii) if it meets the following requirements:

(i) The only liquid fuel used is Number two (No. 2) fuel oil that does not contain sulfur in excess of fifteen parts per million (15 ppm) by weight (as determined in accordance with 20 DCMR § 502.6) ;

(ii) It burns liquid fuel only during periods of natural gas curtailment, natural gas supply interruption, startups, or periodic testing on liquid fuel, when such periodic testing does not exceed a combined total of forty-eight (48) hours during any calendar year;

(iii) The owner or operator shall maintain records of all instances of operation using liquid fuel, including the fuel used, the date and duration of the fuel use, the reason for operating using that fuel, and all notifications received from the natural gas supplier notifying the owner or operator of the beginning or end of a natural gas interruption; and

(iv) The owner or operator shall maintain a running calendar year sum of the duration of all liquid fuel use each year for purposes of periodic testing;

(3) For any stationary combustion turbine with a heat input rating less than or equal to fifty million (50,000,000) BTU per hour, based on the higher heating value of the fuel:

(A) Except as specified in § 805.4(a)(4), with any supplemental duct burner firing, emissions shall not be greater than:

(i) Twenty-five (25) ppmvd, corrected to fifteen percent (15%) O₂ when fired on any combination of gaseous fuels; and

(ii) Forty-two (42) ppmvd, corrected to fifteen percent (15%) O₂ when fired on liquid fuel;

(B) Only the peak heat input rating of the stationary combustion turbine shall be included when determining whether or not § 805.4(a)(3) is applicable. Any additional heat input to associated heat recovery steam generators or duct burners shall not be included when determining the peak heat input to the stationary combustion turbine; and

(C) When fifty percent (50 %) or more of the total heat input is from gaseous fuels, the emission limitation in § 805.4(a)(3)(A)(i) applies, but when more than fifty percent (50 %) of the total heat input is from liquid fuels, the emission limitation in § 805.4(a)(3)(A)(ii) applies;

(4) For any stationary combustion turbine with a heat input rating less than or equal to ten million (10,000,000) BTU per hour and fired exclusively on natural gas:

(A) Compliance with § 805.4(a)(7) shall be maintained; and

(B) Only the peak heat input rating of the stationary combustion turbine shall be included when determining whether or not § 805.4(a)(4) is applicable. Any additional heat input to associated heat recovery steam generators or duct burners shall not be included when determining the peak heat input to the stationary combustion turbine;

(5) No combustion turbine shall be fired on coal or a synthetic fuel derived from coal;

(6) Any stationary combustion turbine designed to be fired on any solid fuel other than coal or synthetic fuel derived from any other solid than coal shall comply with the requirements of §§ 805.4(a)(7) and 805.7; and

(7) Any duct burner servicing a stationary combustion turbine regulated under § 805.4 is exempt from regulation under § 805.5.

(8) Any stationary combustion turbine subject to § 805 shall be maintained and operated in a manner consistent with good air pollution control practices for minimizing emissions at all times, including during startup, shutdown, and malfunction, and shall be maintained in accordance with one of the following:

(A) The manufacturer's emission-related written instructions; or

(B) An alternate written maintenance plan approved in writing by the Department;

(b) Any person required to comply with § 805.4 shall maintain continuous compliance at all times. Compliance shall be demonstrated by testing or by installing a continuous emissions monitoring system:

(1) The emissions monitoring system shall do the following:

(A) Continuously monitor the NOx emission rate from the major stationary source;

(B) Continuously record the NOx emission rate from the major stationary source;

(D) Demonstrate that the NOx emission rate does not exceed the applicable maximum allowable NOx emission rate specified in § 805.4.

(2) Testing shall meet the following requirements:

(A) Be conducted using methods approved by the Department and acceptable to EPA;

(B) Demonstrate that the NOx emission rate does not exceed the applicable maximum allowable NOx emission rate specified in § 805.4, for each fuel subject to such an allowable rate; and

(i) Once within one hundred and eighty (180) days of either initial start-up of the unit or the date of the applicability of § 805 to the unit, whichever is later;

(ii) Units may rely on NOx compliance testing completed after January 1, 2018 by submission of a written notification to the Department, to be provided within one hundred and eighty (180) days of July 23, 2018, that includes a summary of results indicating compliance with § 805 to fulfill the requirements of § 805.4(c)(2)(C)(i).

(iii) For units with heat input ratings greater than ten million (10,000,000) BTU per hour, based on the higher heating value of the fuel, subsequent tests shall be performed once each calendar year and no more than fourteen (14) calendar months following the previous performance test, unless the performance test results show emissions are less than or equal to seventy-five percent (75%) of the applicable emission limit, in which case the subsequent test must be performed once during the next

two calendar years and no more than twenty-six (26) calendar months following the previous performance test; and

(iv) For units with heat input ratings less than or equal to ten million (10,000,000) BTU per hour, based on the higher heating value of the fuel, and subject to a maximum allowable NOx emission rate in § 805.4, subsequent tests shall be performed once every five (5) calendar years and no more than sixty-two (62) months after the previous performance test.

805.5 Any person owning, leasing, operating or controlling any fossil-fuel-fired steam-generating unit subject to § 805 shall comply with the requirements of this subsection:

(a) Any person owning, leasing, operating or controlling any fossil-fuel-fired steam-generating unit with an energy input capacity of twenty million (20,000,000) BTU per hour or greater shall, prior to May 1st of each year starting in 1995, adjust the combustion process in accordance with the procedure for doing so set forth at § 805.8; and

(b) After May 31, 1995, no person owning, leasing, operating or controlling any fossil-fuel-fired steam-generating unit with an energy input capacity of fifty million (50,000,000) BTU per hour or greater and less than one hundred million (100,000,000) BTU per hour shall emit NOx at a rate greater than the applicable maximum allowable NOx emission rate cited in this paragraph. For tangential or face-fired fossil-fuel-fired steam-generating units powered exclusively by oil: thirty hundredths pound (0.30 lb) per million BTU, based on a calendar day average;

(c) After May 31, 1995, no person owning, leasing, operating or controlling a fossil-fuel-fired steam-generating unit with an energy input capacity of one hundred million (100,000,000) BTU per hour or greater shall emit NOX at an emission rate greater than the following maximum allowable NOX emission rate:

(1) For dry bottom coal fired fossil-fuel-fired steam-generating units:

(A) Forty-three hundredths pound (0.43 lb) per million BTU, based on a calendar day average, for tangential or face-fired fossil-fuel-fired steam-generating units; and

(B) Forty-three hundredths pound (0.43 lb) per million BTU, based on a calendar day average, for stoker-fired fossil-fuel-fired steam-generating units;

(2) For tangential or face-fired fossil-fuel-fired steam-generating units:

(A) Twenty-five hundredths pound (0.25 lb) per million BTU, based on a calendar day average, for fossil-fuel-fired steam-generating units powered by fuel oil or a combination of fuel oil and natural gas; and

(B) Twenty hundredths pound (0.20 lb) per million BTU, based on a calendar day average, for fossil-fuel-fired steam-generating units powered exclusively by natural gas;

(d) Any person who owns, leases, operates or controls a fossil-fuel-fired steam-generating unit subject to § 805.6(b) or (c) shall submit an emissions control plan, and have the plan approved by the Mayor under § 805.3. The plan shall be submitted by July 1, 1994;

(e) After May 31, 1995, any person required to comply with § 805.5 shall maintain continuous compliance at all times. For fossil-fuel-fired steam-generating units subject to § 805.5(a), compliance will be determined by recordkeeping as detailed in § 805.8. For fossil-fuel-fired steam-generating units subject to § 805.5(b), compliance shall be demonstrated by testing or by installing a continuous emissions monitoring system. For fossil-fuel-fired steam-generating units subject to § 805.5(c) compliance shall be demonstrated by installing a continuous emission monitoring system:

(1) The emission monitoring system shall:

(A) Continuously monitor the NOx emission rate from the major stationary source;

(B) Continuously record the NOx emission rate from the major stationary source;

(D) Demonstrate that the NOx emission rate does not exceed the applicable maximum allowable NOx emission rate specified in § 805.

(2) Testing shall meet the following requirements:

(A) Be conducted using methods approved by the Mayor and acceptable to EPA; and

(B) Demonstrate that the NOx emission rate does not exceed the applicable maximum allowable NOx emission rate specified in § 805.5.

805.6 Any person owning, leasing, operating or controlling any asphalt concrete plant subject to § 805 shall comply with the following requirements:

(a) After May 31, 1995, no person owning, leasing, operating or controlling an asphalt concrete plant which has the potential to emit fifty (50) tons per year of NOX or greater shall emit NOX at a rate greater than one hundred fifty (150) ppmvd at seven percent (7%) O2 and carbon monoxide to a level of five hundred (500) ppmvd at seven percent (7%) O2;

(b) After January 1, 2005, no person owning, leasing, operating or controlling an asphalt concrete plant which has the potential to emit twenty-five (25) tons per year of NOx or greater shall emit NOX at a rate greater than one hundred fifty (150) ppmvd at seven percent (7%) O2 and carbon monoxide to a level of five hundred (500) ppmvd at seven percent (7%) O2;

(c) Any person who owns, leases, operates or controls an asphalt plant subject to § 805.6 shall submit an emissions control plan, and have the plan approved by the Mayor under § 805.3. The plan shall be submitted by July 1, 1994;

(d) Any person required to comply with § 805.6 shall maintain continuous compliance at all times. Compliance shall be demonstrated by recordkeeping and testing or by recordkeeping and installing a continuous emissions monitoring system as follows:

(1) The emissions monitoring system shall:

(A) Continuously monitor the NOX emission rate from the major stationary source;

(B) Continuously record the NOX emission rate from the major stationary source;

(D) Demonstrate that the NOX emission rate does not exceed the applicable maximum allowable NOX emission rate specified in § 805; and

(2) Testing shall meet the following requirements:

(A) Be conducted using methods approved by the Mayor and acceptable to EPA;

(B) Be conducted before May 1st of each year after 1995; and

(C) Demonstrate that the NOx emission rate does not exceed the applicable maximum allowable NOX emission rate specified in this subsection.

805.7 Any person owning, leasing, operating or controlling any major stationary source or part of a major stationary source subject to § 805, other than those particular types of emitting units addressed by § 805.4 through § 805.6, shall comply with the following requirements:

(a) By May 31, 1995, no person who owns, leases, operates or controls a major stationary source with the potential to emit NOX greater than or equal to fifty (50) tons per year shall cause, suffer, allow or permit emissions therefrom in excess of an emission rate achievable through the implementation of RACT as demonstrated in an emission control plan under § 805.3(e);

(b) After January 1, 2005, no person who owns, leases, operates or controls a major stationary source with the potential to emit NOX greater than or equal to twenty-five (25) tons per year shall cause, suffer, allow or permit emissions therefrom in excess of an emission rate achievable through the implementation of RACT as demonstrated in an emission control plan under § 805.3(e);

(c) Any person subject to § 805.7(a) shall have the RACT emission limit approved by the Mayor in an emissions control plan approved under § 805.3; and shall submit the plan one hundred eighty (180) days prior to the applicable implementation deadline. The plan shall also be transmitted to and approved by EPA as a revision to the District's State Implementation Plan;

(d) By installing and testing continuous emissions monitoring system;

(1) The emission monitoring system shall:

(A) Continuously monitor the NOX emission rate from the major stationary source;

(B) Continuously record the NOX emission rate from the major stationary source;

(D) Demonstrate that the NOX, emission rate does not exceed the RACT emission limitations contained in the emissions control plan that EPA has approved as a SIP revision; and

(2) Testing shall meet the following requirements:

(A) Be conducted using methods approved by the Mayor and acceptable to EPA;

(B) Be conducted before May 1st of each year after 1995; and

(C) Demonstrate that the NOX emission rate does not exceed the RACT emission limitations contained in the emissions control plan that EPA has approved as a SIP revision;

(e) Any person required to implement RACT shall prepare and maintain daily records sufficient to demonstrate compliance consistent with the applicable averaging time. Records kept to demonstrate compliance shall be kept on-site for three (3) years and shall be made available to representatives of the Mayor and EPA in accordance with the requirements of an approved emissions control plan or upon request; and

(f) Any person required to implement RACT shall, upon request of the Mayor, perform or have performed tests to demonstrate compliance with § 805.7. Testing shall be conducted in accordance with methods approved by the Mayor and EPA.

805.8 Any person required to adjust the combustion process of any major stationary source subject to the provisions of this section shall do so according to the following provisions:

(a) Adjustments shall be performed annually and shall include, at a minimum, the following:
(1) Inspection, adjustment, cleaning or replacement of fuel-burning equipment, including the burners and moving parts necessary for proper operation as specified by the manufacturer;
(2) Inspection of the flame pattern or characteristics and adjustments necessary to minimize total emissions of NO_x and, to the extent practicable, minimize emissions of CO; and
(3) Inspection of the air-to-fuel ratio control system and adjustments necessary to ensure proper calibration and operation as specified by the manufacturer.
(b) The adjustments shall be made such that the maximum emission rate for any contaminant does not exceed the maximum allowable emission rate as set forth in this section.
(c) Any person required to adjust the combustion process of any major stationary source subject to this section shall maintain, in a permanently bound log book, or another format approved in writing by the Mayor, the following information:
(1) The date on which the combustion process was last adjusted;
(2) The name, title, and affiliation of the person who made the adjustments;
(3) The NO_x emission rate, in ppmvd, after the adjustments were made;
(4) The CO emission rate, in ppmvd, after the adjustments were made;
(5) The CO₂ concentration, in percent (%) by volume dry basis, after the adjustments were made;
(6) The O₂ concentration, in percent (%) by volume dry basis, after the adjustments were made; and
(7) Any other information that the Mayor may require.

SOURCE: Final Rulemaking published at 38 DCR 8105, 8156 (November 19, 1993); as Final Rulemaking Environment

published at 47 DCR 9692(December 8, 2000); as Final Rulemaking published at 47 DCR 8644(October 27, 2000)[EXPIRED]; as Final Rulemaking published at 51 DCR 3877(April 16, 2004); as amended by Final Rulemaking published at 65 DCR 13498 (December 14, 2018).