A study looked at phosphorus levels in Pittsburgh streams before and after drinking water was treated with a chemical to ...

COLUMBUS, Ohio (WCMH) — The City of Columbus has released an annual report detailing substances found in the three water plants that supply the metropolitan area. The city’s sources of drinking water ...

The EPA is moving to narrow the definitions of protected waterways under the Clean Water Act, opening many waterways to ...

The dry-looking stream in your backyard may play a major role in feeding U.S. rivers. Channels that flow only in direct response to weather conditions like heavy rain, called ephemeral streams, on ...

Reliable access to clean drinking water is essential when you're miles from the nearest trailhead or paddling along a remote river. While clear streams and alpine lakes might look pristine, they can ...

A new report highlights the top-ranked destinations where water flows crisp, clean, and better than bottled — from icy Nordic streams to city taps. Stacey Leasca is an award-winning journalist with ...

Tiny plastic particles float inside tap water, and it's still unclear how they impact our health. But boiling the water for 5 minutes could remove most of these microplastics, a new study finds. When ...