Hard to believe this New Yorker piece [0] is nearly a decade old--it's a great read if you haven't come across it before.

0: https://www.newyorker.com/magazine/2015/07/20/the-really-big...

There is a new (2025) follow up documentary

"Rumblings" Preparing for Cascadia

https://www.imdb.com/title/tt32798667/

by Brian Landon

I would say its goal is preemptive community building for hazard resilience well worth the watch outside the Pacific Northwest too.