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Northwest Branch Anacostia River

Northwest Branch Anacostia River
Country United States
State Maryland
Tributaries
 - left Old Orchard, Bryants Nursery, Norwood, Rolling Stone
 - right Bachelors Forest, Longmeade, Bel Pre Creek, Wheaton Park, Lamberton Dr, Sligo Creek
Cities Wheaton, Silver Spring, Hyattsville
Source
 - location Sandy Spring, Maryland
Mouth Anacostia River
 - location Bladensburg, MD
 - coordinates 38°56′34″N 76°56′39″W / 38.942832°N 76.944036°W / 38.942832; -76.944036Coordinates: 38°56′34″N 76°56′39″W / 38.942832°N 76.944036°W / 38.942832; -76.944036
Length 21.5 mi (35 km)
Basin 53.5 sq mi (139 km2)
Anacostiamap.png
Map of the Anacostia River watershed showing the Northwest Branch

Northwest Branch Anacostia River is a 21.5-mile-long (34.6 km) free-flowing stream in Montgomery County and Prince George's County, Maryland. It is a tributary of the Anacostia River, which flows to the Potomac River and the Chesapeake Bay.

The headwaters of the Northwest Branch are located near the community of Sandy Spring. The stream flows southward for 21.5 miles (34.6 km) to its confluence with the Northeast Branch near Bladensburg to form the main stem of the Anacostia.

The watershed in Montgomery County includes portions of the communities of Norwood, Bel Pre Manor, Colesville, Layhill, Glenmont, Wheaton, Hillandale, White Oak, Silver Spring, Kemp Mill, Four Corners and Takoma Park. The Prince George's County portion of the watershed includes Adelphi, Langley Park, University Park, Chillum, Hyattsville, Avondale and Brentwood. The total watershed area, including a small portion of land in Washington, D.C., is 53.5 square miles (139 km2), with a resident population of about 254,000.


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