Regional Wastewater Treatment Plants

The Metropolitan Washington Council of Governments is the wastewater management agency for the Washington metropolitan region and is involved with regional policy issues related to provision of adequate wastewater treatment, sludge disposal, nonpoint source pollution control, and municipal water supplies.

This web-site provides general information related to 31 wastewater treatment plants in the region. You may view information about each plant by clicking on its name.

WWTPs	GIS MAP Photo Gallery
Alexandria Aquia Arlington Ballenger Creek Blue Plains Bowie Damascus Dale Service Corp # 1 Dale Service Corp # 8 Frederick Fort Detrick Forest Grove H.L.Mooney Harbor View Leesburg Lorton Lower Potomac Mattawoman Nokesville Oakridge Estates Occoquan Forest Parkway Piscataway Poolsville Purcellville Quantico-Mainside Quantico-Camp Upshur Seneca Creek Thurmont Upper Occoquan(UOSA) USDA East Side USDA West Side Western Branch