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Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

Heavy rain and snow will hit Northern California throughout most of this week as an atmospheric river moves through.

Below Mount Jefferson and McKenzie Pass is a massive storehouse of water three times the size of Lake Mead, say Oregon ...

Yonder covers tribal and rural communities on the coast of the Pacific Northwest that are taking action to survive ...

PORTLAND, Ore. ( KOIN) — A 4.2 earthquake struck off the northwest coast of Washington early Wednesday morning. According to ...

Did you feel it? The Pacific Northwest Seismic Network says a 4.7 magnitude earthquake hit off the coast of Oregon Friday ...

Water supplies are becoming increasingly limited across larges swathes of the United States, a new analysis reveals.

Washington's Ice Age glaciers may be dwindling, but these year-round frozen wonders still hold undeniable beauty.

PORTLAND, Ore. (KOIN) — We are taking a closer look at something we may often take for granted in the Pacific Northwest landscape – moss. From your backyard tree to the rocks in a nearby park ...

Construction on a Brunswick County water treatment plan is continuing past its original deadline. The Northwest Water Treatment Plant, which was initially projected to be completed by late 2024 ...

“It's very, very deep, and these deep-water volcanoes don't tend to have huge effects.” By contrast, an eruption from a shallow underwater volcano in the South Pacific nation of Tonga in Jan ...