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Proposed Air Quality Permit 7056 - American University Washington College of Law

Friday, December 16, 2016


Proposed Air Quality Permit 7056, American University Washington College of Law, Construction and operation of one 500 kWe natural gas-fired emergency generator set at 4300 Nebraska Ave. NW

Notice is hereby given that, pursuant to 40 C.F.R. Part 51.161, D.C. Official Code §2-505, and 20 DCMR §210, the Air Quality Division (AQD) of the Department of Energy and Environment (DOEE), located at 1200 First Street NE, Washington, DC, intends to issue a permit (#7056) to American University Washington College of Law to construct and operate one Cummins 500 kWe emergency generator set with a 803 bhp natural gas-fired engine at the American University Washington College of Law, located at 4300 Nebraska Avenue NW, Washington, DC. The contact person for the facility is Anthony Roane, Assistant Director of Facilities, at (202) 274-4008.

Equipment Location 


Generator (Engine) Size

Engine Model No/Serial No..

Permit No.

4300 Nebraska Avenue, NW

4300 Nebraska Ave., NW

Washington, DC 20016

500 kWe (803 hp)



The proposed emission limits are as follows:

a.   Emissions from this unit shall not exceed those in the following table [40 CFR 60.4233(e) and Subpart JJJJ, Table 1]:

Pollutant Emission Limits1


ppmvd at 15% O2













1The Permittee may choose to comply with the emission standards in this table in units of either g/HP-hr or ppmvd at 15 percent O2.

2For purposes of this requirement, when calculating emissions of VOCs, emissions of formaldehyde should not be included.

b.   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].

c.   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 estimated maximum emissions from the emergency generator set are as follows:


Maximum Annual Emissions (tons/yr)

Carbon Monoxide (CO)


Oxides of Nitrogen (NOx)


Total Particulate Matter (PM Total)


Volatile Organic Compounds (VOCs)


Sulfur Dioxide (SOx)


The application to construct and operate the emergency generator set and the draft permit and supporting documents 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 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 permit.

Comments on the proposed 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 or hearing requests submitted after January 16, 2017 will be accepted.