Environment ❯ Natural Hazards ❯ Seismic Activity

Fault Lines

Tintina Fault Cascadia and San Andreas Interaction

New Study Finds Cascadia and San Andreas Quakes Have Often Struck in Tandem

Seafloor cores at the Mendocino Triple Junction reveal stacked turbidites indicating closely timed Cascadia–San Andreas events.

Tintina Fault, Once Dormant, Is Straining Toward a Magnitude 7.5+ Quake