A massive earthquake along the Cascadia Subduction Zone could trigger a devastating mega-tsunami, threatening Alaska, Hawaii, ...

A powerful earthquake, combined with rising sea levels, could significantly increase flood risks in the Pacific Northwest, impacting thousands of residents and properties in northern California, ...

Scientists have mapped one of the most hazardous spots on the globe in unprecedented detail: a 600-mile geologic boundary just off the Pacific Northwest ... a comprehensive map of the underwater ...

NOAA predicts wetter-than-average conditions for the entire northern tier of the U.S., including the Pacific Northwest, Great ...