Potomac Riverkeeper Network members are concerned about the potential environmental impact from the Jan. 29 plane-copter crash in the Potomac River.

Members of the Potomac Riverkeeper Network are concerned about the potential environmental impact on the river of the Jan. 29 ...

When a woman in a Jeep plunged into the Potomac River on Tuesday evening, a group of good Samaritans jumped into action to save her. One of those good Samaritans, Army Col. Tony Marston ...

Peak bloom occurs when 70% of the blossoms of the Yoshino cherry trees, the most common type along the Tidal Basin, are open. The National Park Service, which tracks the blooming of the trees each ...

National organization cites unchecked development and a lack of regional water-supply planning as causes for concern.

The list calls attention to the threats rivers face and prioritizes those for which the public can influence policies that ...

A map from the USGS showed that some rivers were 23,000 percent of their normal median level or higher as of Friday morning.

At least 18 people have died in what the National Weather Service (NWS) has called "catastrophic flooding" that hit the South ...