On April 18, 1906, the San Francisco earthquake registered a magnitude of 7.9, causing extensive
A magnitude 7.0 earthquake struck Northern California near Humboldt County on December 5. Despite significant
A magnitude 7.0 earthquake centered near Humboldt County shook Northern California on December 5. Tremors
On December 5, a magnitude 7.0 earthquake struck Humboldt County, California, felt over 200 miles