Watts Branch is the largest tributary to the tidal Anacostia River. Watts Branch watershed is 3.75 square miles with 47 percent of the area in the District, and 53 percent in Princes George’s County, Maryland.
The highly urbanized Anacostia River watershed drains approximately 176 square miles of portions of Maryland and the District. The Anacostia River and tributaries were listed in 1998 for elevated levels of organics and metals in fish tissue and sediment.
Kingman Lake is not a true lake, but a 110-acre tidal freshwater impoundment created in the 1920s and 1930s during a massive dredging and channelization project on the Anacostia River to provide a recreational boating area for District of Columbia residents.
Rock Creek flows through Montgomery County, Maryland, and the northwest portion of Washington, DC, to join with the Potomac River.
The Washington Ship Channel and the Tidal Basin are man-made water bodies located in the southwest section of the District along the Potomac River.
This (non-required) TMDL is for Biological Oxygen Demand (BOD) in Fort Davis. Fort Davis is not directly classified as a separate waterbody in the DC Water Quality Standards. It is classified on the basis of current use and designated beneficial uses as a tributary of the Anacostia River
The highly urbanized Anacostia River watershed covers 176 square miles in the District of Columbia and Maryland. Only 17 percent of the watershed lies within the District; much of this drainage is controlled by storm sewers or combined (storm and sanitary) sewers.