Seismogram at Weston Observatory

3.3 Magnitude Quake Rattles Area 9 Miles Southwest Of Gilroy Early Monday Morning

A 3.3 magnitude earthquake hit an area approximately 9 miles southwest of Gilroy in San Benito County early Monday morning, according to...
Western States Earthquake Activity

4.0-Magnitude Quake Felt Around Southern California – Centered in the Channel Islands

LOS ANGELES (CNS) - A preliminary magnitude 4.0 earthquake, centered in the Channel Islands area, was felt in parts of Los Angeles...
eureka 4.1 magnitude

4.1 Magnitude Earthquake Shakes NorCal Coast

A magnitude 4.1 earthquake shook Petrolia in Northern California today. The 7:30 a.m. tremor was hit at around ...

4.3 Magnitude Earthquake Shakes Paso Robles

A magnitude 4.3 earthquake shook Paso Robles in central California on Tuesday. The 10:29 a.m. tremor was centered 8...
A fault line crack in Highway 178 is opened by a powerful magnitude 7.1 earthquake, triggered by a 6.4 the previous day, near the epicenter in Trona, California, U.S., July 6, 2019. Picture taken July 6, 2019. REUTERS/David McNew

Magnitude 3.2 Earthquake Jolts Brea Area

BREA (CNS) - An earthquake with a preliminary magnitude of 3.2 struck near Brea tonight, but no damage or injuries were...

New Tectonic Fault Zone Cluster Found Off California Coast

A new cluster of tectonic faults has been discovered on the ocean floor off the coast of Santa Cruz. A recently published...
Earthquake Fault

California Earthquake Fault Activity Map of California 2010

The California Department of Conservation has an excellent map of California Earthquake faults. See the bottom of this page for a...
Crack in Hill Behind La Purisima Mission Site Santa Barbara County

The Great 1812 Santa Barbara Earthquake and Tsunami

An incredible history of the 1812 Santa Barbara earthquake and tsunami has been assemble here on the UCSB University of Santa Barbara...

Significant California Earthquakes 1700 – 2019

The California Department of Conservation has a consolidated listing of Significant California Earthquakes. The information below was sourced from https://www.conservation.ca.gov/cgs/Pages/Earthquakes/eq_chron.aspx...

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