drinking water

Three southwest Washington cities will soon decide whether health concerns about adding fluoride to their city drinking water outweigh the oral health benefits.

Researchers in the Northwest are studying dirty snow – and how cleaner snow could someday help with water resources around the world.

All the dirt in the Naches River was too much for the City of Yakima’s water treatment plant to handle. Desert cities and towns could see situations like this happen more often as the climate continues to change.

Synthetic chemicals have been found in Colorado water supplies. The Pentagon is examining hundreds of military sites for possible contamination by PFCs, which have been linked to health problems.

The study finds, in many cases, amounts barely higher than government guidelines allow, but significant levels in 66 water supplies. The chemicals are very persistent once in the environment.

Clean, safe drinking water is essential to life. To get that water, however, requires a sludge of chemicals, countless testings — and different treatment processes depending on where you live.

Michigan's governor wants to spend $30 million to pay water bills in Flint. A lawsuit is seeking five times that in refunds and damages for people who paid for lead-tainted drinking water.

What do drinking water and wildlife have in common? Both benefit from public land set aside by Seattle Public Utilities. You can learn more about all…

Even if you don’t like getting your feet wet, the recent heavy rains are still something to celebrate.Over the past two weeks, there has been so much…

The clouds and cooler temperatures might have some Seattle homeowners thinking it’s okay to get out those sprinklers and garden hoses again and bring the…