East Potomac Park is a park located on a man-made island in the Potomac River in Washington, D.C., United States. The island is between the Washington Channel and the Potomac River, and on it the park lies southeast of the Jefferson Memorial and the 14th Street Bridge. Amenities in East Potomac Park include the East Potomac Park Golf Course, a miniature golf course, a public swimming pool, tennis courts, and several athletic fields. The park is a popular spot for fishing, and cyclists, walkers, inline skaters, and runners heavily use the park's roads and paths. A portion of Ohio Drive SW runs along the perimeter of the park.

The Washington Channel is a channel that parallels the Potomac River in Washington, D.C. It is located between the Southwest Waterfront on the east side and East Potomac Park on the west side. The channel is two miles (3.2 km) long, receives outflow from the Tidal Basin at its north end, and empties into the Anacostia River at Hains Point at its south end. The channel's depth ranges from 8.8 feet (2.7 m) to 23 feet (7.0 m).