Will the Cascadia Earthquake be the Worst Disaster North America’s Ever Seen?
The Cascadia Subduction Zone is a sleeping monster lurking just off the Northwest coast of the United States. It extends 600 miles between Northern California and Vancouver B.C. and experiences a massive megathrust earthquake every 250 years on average. The last one happened 321 years ago and scientists say there is a 30% chance we’ll see another in the next 50 years.
Movie Information
Is there a broken link or problem? Report it here.
Disclosure of Material Connection: Simply Smart sometimes uses affiliate links when linking to external pages. If you click on an external link, & purchase an item, Simply Smart may receive a small commission. This commission helps Simply Smart to provide additional services to users.
Help Simply Smart build a community with free resources for families.
- Date Added: August 21, 2025
Help Simply Smart build a community with free resources for families.
- Date Added: August 21, 2025