![Earthquake of enormous magnitude hits the Pacific Northwest coast on January 26, 1700. - HistoryLink.org Earthquake of enormous magnitude hits the Pacific Northwest coast on January 26, 1700. - HistoryLink.org](https://www.historylink.org/Content/Media/Photos/Large/subduction-of-the-juan-de-fuca-plate-beneath-the-north-american-plate.jpg)
Earthquake of enormous magnitude hits the Pacific Northwest coast on January 26, 1700. - HistoryLink.org
![California earthquake: A crumbling tectonic plate in Pacific hits West Coast | Science | News | Express.co.uk California earthquake: A crumbling tectonic plate in Pacific hits West Coast | Science | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/151/590x/secondary/California-earthquake-crumbling-tectonic-plate-Juan-de-Fuca-Oregon-USA-2009505.jpg?r=1565939440923)
California earthquake: A crumbling tectonic plate in Pacific hits West Coast | Science | News | Express.co.uk
![Oregon Department of Emergency Management : Cascadia Subduction Zone : Hazards and Preparedness : State of Oregon Oregon Department of Emergency Management : Cascadia Subduction Zone : Hazards and Preparedness : State of Oregon](https://www.oregon.gov/OEM/PublishingImages/CSZ.jpg)
Oregon Department of Emergency Management : Cascadia Subduction Zone : Hazards and Preparedness : State of Oregon
![Rotating Crustal Blocks Form a Simplified Picture of Pacific NW Plate Motion — Geological Society of the Oregon Country (GSOC) Rotating Crustal Blocks Form a Simplified Picture of Pacific NW Plate Motion — Geological Society of the Oregon Country (GSOC)](https://images.squarespace-cdn.com/content/v1/5358c2a3e4b00ce4f224c17d/1530584956287-7T9VYPUYC8RKKGZGN3DP/Wells+crustal+block+poster-2.png)
Rotating Crustal Blocks Form a Simplified Picture of Pacific NW Plate Motion — Geological Society of the Oregon Country (GSOC)
![Parts of the Pacific Northwest's Cascadia fault are more seismically active than others – imaging data suggests why Parts of the Pacific Northwest's Cascadia fault are more seismically active than others – imaging data suggests why](https://images.theconversation.com/files/229912/original/file-20180731-102467-1oh0x8m.jpg?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip)
Parts of the Pacific Northwest's Cascadia fault are more seismically active than others – imaging data suggests why
![Rotating Crustal Blocks Form a Simplified Picture of Pacific NW Plate Motion — Geological Society of the Oregon Country (GSOC) Rotating Crustal Blocks Form a Simplified Picture of Pacific NW Plate Motion — Geological Society of the Oregon Country (GSOC)](https://images.squarespace-cdn.com/content/v1/5358c2a3e4b00ce4f224c17d/1530574326418-2E69Z41PRHDB1CDNO3QN/Wells+chart.jpg)