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Notice of Public Comment Period – Draft Air Quality Permit 6232-R2, Architect of the Capitol, U.S. Capitol Power Plant

Friday, February 14, 2020

PUBLIC NOTICE

Draft Air Quality Permit 6232-R2, Architect of the Capitol, U.S. Capitol Power Plant, Operation of an existing 300 hp diesel-fired emergency fire pump at 25 E Street SE

Notice is hereby given that, pursuant to 20 DCMR §210, the Air Quality Division (AQD) of the Department of Energy and Environment (DOEE), located at 1200 First Street NE, 5th Floor, Washington, DC, intends to issue an air quality permit (No. 6232-R2) to the Architect of the Capitol, Capitol Power Plant, to operate one (1) 300 hp (223.8 kWm) diesel-fired emergency fire pump at 25 E Street SE, Washington DC 20560. The contact person for facility is Francie Altermatt, Environmental Engineer at (202) 226-2309.

Emissions:

Maximum emissions from the 300 hp diesel-fired emergency fire pump operating five hundred (500) hours per year, is expected to be as follows:

                                                   

Maximum Annual Emissions

Pollutant

(tons/yr)

Total Particulate Matter (PM Total)

0.04

Oxides of Sulfur (SOx)

0.15

Nitrogen Oxides (NOx)

0.86

Volatile Organic Compounds (VOC)

0.05

Carbon Monoxide (CO)

0.17

The proposed overall emission limits for the equipment are as follows:

a.   Visible emissions shall not be emitted into the outdoor atmosphere from this generator, except that discharges not exceeding forty percent (40%) opacity (unaveraged) shall be permitted for two (2) minutes in any sixty (60) minute period and for an aggregate of twelve (12) minutes in any twenty-four hour (24 hr.) period during start-up, cleaning, adjustment of combustion controls, or malfunction of the equipment [20 DCMR 606.1]

b.   An emission into the atmosphere of odorous or other air pollutants from any source in any quantity and of any characteristic, and duration which is, or is likely to be injurious to the public health or welfare, or which interferes with the reasonable enjoyment of life or property is prohibited. [20 DCMR 903.1]

The permit application and supporting documentation, along with the draft permit are available for public inspection at AQD and copies may be made available between the hours of 8:15 A.M. and 4:45 P.M. Monday through Friday. Interested parties wishing to view these documents should provide their names, addresses, telephone numbers and affiliation, if any, to Stephen S. Ours at (202) 535-1747.

Interested persons may submit written comments or may request a public hearing on this subject within 30 days of publication of this notice. The written comments must also include the person’s name, telephone number, affiliation, if any, mailing address and a statement outlining the air quality issues in dispute and any facts underscoring those air quality issues. All relevant comments will be considered in issuing the final permits.

 

Comments on the draft permit and any request for a public hearing should be addressed to:

Stephen S. Ours 
Chief, Permitting Branch - Air Quality Division

Department of Energy and Environment
1200 First Street NE, 5th Floor

Washington DC 20002

[email protected]

 

No comments submitted after March 16, 2020 will be accepted.

For more information, please contact Stephen S. Ours at (202) 535-1747.