Potomac River

The waters of the Potomac River, especially in the stretch where they form in the mountains and flow past Washington, are getting cleaner. But a new report says there’s still more work to do to get the river as clean as it was once upon a…

Ever wondered just how clean the water is in the Potomac River, the Anacostia or Rock Creek? Starting May 1, it will be a lot easier to find out. An army of volunteers will be testing the water weekly at nearly two dozen sites, and posting…

As many as 10,000 volunteers are expected to hit the outdoors on Saturday, and they’ll have trash bags in hand. The annual Potomac River Watershed Cleanup has been a spring tradition in the D.C. area since 1989.

The photo circulating on social media that showed Connor Donovan holding a large striped bass almost looked too odd to be real.

Denis Crean swims in the Potomac River two times a week. He takes others in, too, to teach them techniques for traversing the open water.

WASHINGTON — Potomac Riverboat Company’s fleet of seven water taxis, including four bright yellow high-speed water taxis added last season, will start running on the Potomac River again this year, starting March 1.

The reasons why you can’t safely or legally swim in the District’s rivers could be resolved within the next several years — a concrete milestone for clean rivers which until recently seemed difficult to envision. This would open new outdoor…