District of Columbia Communities With Combined Sewer Overflows

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DISTRICT OF COLUMBIA

NPDES #

Facility Name

Permit Type*

Number of CSO Outfalls

Receiving Streams

CSOs Within 1 Mile of Drinking Water Intake

DC0021199

D.C. WASA (Blue Plains)

major

Anacostia River

Anacostia River, East Side

Anacostia River, West Side

Potomac River

Potomac River, East Side

Rock Creek

Rock Creek, East Side

Rock Creek, West Side

*
Major permit = discharger with a design flow of greater than or equal to 1 million gallons per day

Minor permit = discharger with a design flow of less than 1 million gallons per day

General permit = a category of dischargers within a geographic area, with registrants under the overall permit