The Washington Ship Channel is a man-made waterbody located east of the Potomac River and was built in the late 19th century by the Army Corps of Engineers. The Washington Ship Channel runs from Hains Point at the confluence of the Anacostia and Potomac Rivers to the Tidal Basin.
The Washington Ship channel was included in the District’s 1998 Section 303(d) list of impaired waters for pH. The following total maximum daily load (TMDL) for pH in the Washington Ship channel was approved on December 15, 2004.
Below is the final TMDL and supporting documents for pH in the Washington Ship channel.