Geologic Hazards

Bute Inlet Landslide and Tsunami in BC

A massive November 2020 landslide and glacial lake outburst near Bute Inlet in BC created a seismic signal equivalent to a 4.9 magnitude earthquake! On November 28, 2020, at about 6 a.m., approximately 18.5 million […]

Damage to Lower Van Norman Dam from 1971 San Fernando Earthquake
Geologic Hazards

50th Anniversary of San Fernando Earthquake

I posted about the 10th anniversary of the Christchurch Earthquake, but there was another notable earthquake anniversary recently…the 50th anniversary of the 1971 San Fernando earthquake. Khaled Chowdhury from the US Army Corps of Engineers […]