USGS

(Runtime 4:14) In the shadow of Mount St. Helens’ summit, 20 girls spent a week studying pumice, ash and lava at a GeoGirls camp. The famous Washington…

A popular catch for anglers on the Snake River in Idaho and Oregon could have higher levels of mercury, depending on where it’s reeled in. A new study…

It’s still warm in the afternoon on the edge of the Columbia River as water laps against the shore.A team of Environmental Protection Agency scientists…

Lately, Matthew Kauffman has been thinking a lot about spaghetti – wildlife spaghetti lines, that is.Kauffman, who works for the U.S. Geological Survey…

Residents living on the West Coast don't know when the next earthquake will hit. But a new expansion of the U.S. earthquake early warning system gives 50 million people in California, Oregon — and now Washington — seconds to quickly get to safety whenever the next one hits.