Nearly 150 people had signed up for the historic swim day. After heavy storms, it was postponed until September.

A swim day on the Anacostia River planned for July 8 will be the first (legal) opportunity to take a dip in the river in more than 50 years.

Otters and beavers and coyotes, oh my! These and other native animals are returning to the increasingly clean Anacostia River.

The manufacturer knew for decades chlordane could cause cancer, but kept selling it, according to the suit. The pesticide continues to pollute the Anacostia River decades after it was banned.

You can’t clean up the Potomac and Anacostia rivers without also paying attention to the small streams that feed into them. A new report shows they need some love.

The colorful heron only visits the District every few years.

Montgomery County is joining an effort to install trash traps upstream to keep litter from reaching the Anacostia.

Three years of water testing data on D.C. rivers shows some spots are clean enough to swim in. But it’s still illegal.

The bins are like underwater vacuums, sucking up trash and debris from the polluted Anacostia River.

Artists referenced the river’s long history, not to mention its varied wildlife, in their works.