Cabin John residents and local river clubs say they need data, guidance and water quality testing heading into the warmer seasons.

Millions of gallons of raw sewage flowed into the Potomac River after a sewer pipe collapsed earlier this month, causing one of the largest sewage spills in U.S. history. The Potomac Riverkeeper ...

D.C. Water says new high-capacity bypass pumps are expected to arrive Friday at the site of last month’s sewer pipe break that has poured millions of gallons of raw sewage into the Potomac River.

One of the largest sewage spills in U.S. history dumped hazardous wastewater into one of the nation's key waterways, leaving authorities scrambling to track the location of the contamination and ...