WASHINGTON — A former Washington Gas plant is leaking hazardous waste chemicals into the Anacostia River, an investigation from the attorney general's office and D.C.'s Department of Energy and Environment found. Now, the gas company has agreed to help stop the contamination.

Washington Gas's former East Station has sat on the western bank of the Anacostia River since the 1880s, where the company worked with natural gas such as coal and oil. It's located just east of Nationals Park, south of M Street SE and east of 11th Street SE. Operations ceased in the mid-1980s, but investigations found that the work at the site left behind toxic byproducts in the soil around it, leaching into the river.

D.C. and the U.S. sued Washington Gas to deal with the pollution in 2011, and in 2012, the compan

See Full Page