Cascadian Megaquake Resilience
Jump to navigation
Jump to search
Cascadia, the bioregion defined by Pacific Ocean to the west + Cascade Mountains to the east, is overdue for its next megaquake.
These earthquakes (megaquakes = > magnitude 8) happen roughly every 300 years.
Projected Impact
Emergency Preparedness
Just Transition
Historic Quakes
The most recent Cascadian megaquake struck on January 26, 1700, with an estimated magnitude of 8.7–9.2.[1]