Water recycling can lessen the burden on the Colorado River Basin, but just 26% of treated municipal wastewater is reused ...

A weather system could bring catastrophic flooding across four states, beginning on Wednesday amid rounds of heavy rainfall.

Rivers start in mountains, join other streams as they flow downhill, then channel into an open ocean or lake. Right? Well, ...

In the WA capital, century-old Moreton Bay figs are among the trees falling victim to an alarming pest – and the city is ...

The mountains and valleys offer endless playgrounds for outdoor lovers. The oldest legal saloon in Washington state still ...