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

District-wide

Agency Office

Hannah Ashenafi, Associate Director
Air Quality Division
District Department of the Environment 
1200 1st NE, 5th Floor
Washington, D.C. 20002
phone: 202-535-2626

District of Columbia Air Permitting Information and Contacts

PSD Permitting Actions in the District of Columbia

Air Quality Division Information

Approved State Implementation Plan