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Proposed Air Quality Permit 6983 - Department of the Navy, Naval Research Laboratory

Friday, May 1, 2015

PUBLIC NOTICE

Proposed Air Quality Permit 6983, Department of the Navy, Naval Research Laboratory, One 100 kWe diesel fired emergency generator set at Naval Research Laboratory Building 53, 4555 Overlook Ave SW

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 District Department of the Environment (DDOE), located at 1200 First Street NE, 5th Floor, Washington, DC, intends to issue Permit #6983 to the Department of the Navy, Naval Research Laboratory to operate one Cummins 100 kW diesel-fired emergency generator set with a 250 bhp diesel-fired engine, shown below, to be located at Building 53 at the Naval Research Laboratory. The contact person for the facility is David Smith at (202) 404-2227.

Emergency Generator to be Permitted

Equipment Location  Address

Generator (Engine) Size

Engine Model Number

Permit No.

Building 53, 4555 Overlook Avenue, SW Washington, DC 20375-5320

100 kWe

(250 bhp)

QSB7-G3 NR3

6983

The proposed emission limits are as follows:

  1. Emissions from this unit shall not exceed those in the following table as measured according to the procedures set forth in 40 CFR 89, Subpart E. [40 CFR 60.4205(b), 40 CFR 60.4202(a)(2) and 40 CFR 89.112(a)]:

Pollutant Emission Limits (g/kW-hr)

NMHC+NOx

CO

PM

4.0

3.5

0.20

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.   In addition to Condition (b), exhaust opacity, measured and calculated as set forth in 40 CFR 86, Subpart I, shall not exceed [40 CFR 60.4205(b), 40 CFR 60.4202(a), and 40 CFR 89.113]:

  1. 20 percent during the acceleration mode;
  1. 15 percent during the lugging mode;
  1. 40 percent during the peaks in either the acceleration or lugging modes. Note that this condition is streamlined with the requirements of 20 DCMR 606.1.

d.   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 annual emissions from the generator engine (assuming 500 hours per year of operation) are as follows:

Pollutant

Maximum Annual Emissions (tons/yr)

Carbon Monoxide (CO)

0.10

Oxides of Nitrogen (NOx)

0.41

Total Particulate Matter , PM (Total)

0.01

Volatile Organic Compounds (VOCs)

0.16

Sulfur Dioxide (SOx)

0.13

The application to construct and operate the generator engine 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

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

[email protected]

No written comments or hearing requests postmarked after June 1, 2015 will be accepted.

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