When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.

For centuries, the Cascadia Subduction Zone has lurked just offshore from Northern California to British Columbia, largely ...

The ground beneath the Pacific Northwest is not quiet. Along a vast offshore fault, strain has been building for centuries, and when it finally gives way, the region’s familiar landscape could be ...

A major Cascadia subduction zone earthquake is coming for the West Coast. During that earthquake, parts of California, Oregon and Washington could shake for up to five minutes, as the Juan de Fuca ...

EUGENE, Ore. (NBC) -- When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could ...

PORTLAND, Ore. (KOIN) – With a massive Cascadia Subduction Zone earthquake looming in the Pacific Northwest, Oregon lawmakers are considering a bill to help build an earthquake-ready Columbia ...

The Pacific Northwest is ripe for a major earthquake — and shaking and tsunamis wouldn’t be the only threats from such an event, according to new research. Coastal land would also sink nearly seven ...

Aerial shot of Mendocino, an idyllic small town on the California coast. The Pacific Northwest is being taken for a ride. At the Cascadia Subduction Zone—a 700-mile fault that runs all the way from ...

A 2025 study suggests that when the next "Big One" hits, coastal land could sink by up to 6 feet. That sudden drop could instantly double the number of people, homes, and roads exposed to flooding.

Another wave of heavy rain smacks western Washington this week, coupled with strong winds adding concern for potential power outages. by Michelle Esteban,KOMONewsReporter SEATTLE (KOMO) — Tuesday's ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.