An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

CAA Permitting in the District of Columbia

Clean Air Act permitting in the District of Columbia is the shared responsibility of the District Department of the Environment and EPA Region 3. EPA Region 3 is the permitting authority for the PSD (Prevention of Significant Deterioration) program in the District of Columbia.  For more information about responsible agencies see below.

Responsible Area


Agency Office

Ms. Cecily Beall, Associate Director
Air Quality Division
District Department of the Environment Exit
1200 1st NE, 5th Floor
Washington, D.C. 20002
phone: 202-535-2290
fax: 202-535-1371

District of Columbia Air Permitting Information and Contacts

PSD Permitting Actions in the District of Columbia

Air Quality Division Contact InformationExit

Apply for an Air Pollutant Permit Exit

General and Nonattainment Area PermitsExit

Title V Operating PermitsExit

Approved State Implementation Plan (Federal Construction Permit Authority)