Mattawoman Creek

Maryland Tributary

A significant tributary of the lower Potomac, Mattawoma Wreek runs 30 miles through Prince Georges and Charles counties. Most of the watershed is in Charles County, and is undeveloped. The estuary has extensive freshwater tidal marshes that are protected. The watershed includes the rapidly growing area around Waldorf.

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Mattawoman Creek

Maryland Tributary

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The Lower Potomac
The Potomac Estuary
Mount Vernon to Anacostia River
Mall Area
Georgetown to Great Falls
Potomac Piedmont
Upper Potomac
The North Branch

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Monitoring Sites
Bridges and Ferries
Cruises and Charters

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