Proposed Air Quality Permit 6793 – 25 Massachusetts Property

PUBLIC NOTICE

Proposed Air Quality Permit 6793 – 25 Massachusetts Property, LLC, One existing 600 kW diesel fired emergency generator set at 25 Massachusetts Avenue NW

Notice is hereby given that, pursuant to 40 C.F.R. Part 51.161, and D.C. Official Code §2-505, the Air Quality Division (AQD) of the District Department of the Environment (DDOE), located at 1200 First Street NE, 5^th Floor, Washington, DC, intends to issue air quality permit #6793 to 25 Massachusetts Avenue Property, LLC to operate one (1) 600 kW diesel fired emergency generator at 25 Massachusetts Avenue NW, Washington DC 20001.  The contact person for the facility is Steven Grigg, President & CEO, at (202) 552-5300.

Maximum annual potential emissions from the unit are expected to be as follows:

The proposed emission limits 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 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

District Department of the Environment
1200 First Street NE, 5^th Floor
Washington, DC 20002

[email protected]

No written comments postmarked after April 21, 2014 will be accepted.

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