The Cascadia subduction zone is a 700 mile-long convergent plate boundary that stretches from northern Vancouver Island to Northern California. More than 10 earthquakes, ranging from 2.8 to 5.6 ...

Map showing the location of the Cascadia subduction zone. (Image credit: Federal Emergency Management Agency)© Provided by Live Science Sub-seafloor map of the Cascadia Subduction Zone.

Posted: Jun 24, 2024 / 12:15 PM PDT Updated: Jun 24, 2024 / 03:39 PM PDT Cascadia earthquakes are expected every 300-500 years. The last 9.0 quake hit the Pacific Northwest 324 years ago.

1,000-foot Tsunami warning! Cascadia megaquake could wipe parts of America off the map TOI Science Desk / TIMESOFINDIA.COM / May 27, 2025, 16:18 IST ...

There are places where splay faults are present along the Cascadia Subduction Zone, and for those spots, the tsunami risk may not have changed much. In southern Washington, near Grays Harbor ...

Scientists are warning that a 1,000-foot-tall “ mega tsunami ” could potentially wipe a large chunk of America off the map – if a strong enough earthquake hits a specific active fault line ...

Environment New study shows how massive Cascadia subduction zone earthquake would completely remake the Pacific coastline Updated: May. 01, 2025, 7:24 p.m. | Published: May. 01, 2025, 1:49 p.m.

Planet Earth Geology 'The difference between alarming and catastrophic': Cascadia megafault has 1 especially deadly section, new map reveals News By Stephanie Pappas published June 7, 2024 ...

The Cascadia Subduction Zone's inactivity since 1700, coupled with climate change, intensifies the threat. Coastal land subsidence and rising sea levels could overwhelm communities, impacting ...