The last significant quake swarm in the San Ramon area, in 2015, lasted 36 days and produced 654 tiny earthquakes, the ...

A 4.4 earthquake struck just north of Paso Robles on Tuesday morning. According to the USGS, the quake was centered about ...

A magnitude 4.1 earthquake struck in San Luis Obispo County on Tuesday, the U.S. Geological Survey said. The quake hit at ...

An estimated 500,000 detectable earthquakes are reported worldwide annually, however, around 100,000 are felt and only 100 ...

Earthquake today: A 4.1-magnitude earthquake struck California on Tuesday with tremors in Paso Robles, and Atascadero and ...

A light, 4.1-magnitude earthquake struck in Central California on Tuesday, according to the United States Geological Survey.

A magnitude 4.1 earthquake was reported Tuesday morning at 9:54 a.m. Pacific time less than a mile from Paso Robles, Calif., according to the U.S. Geological Survey.

A 4.1 magnitude earthquake struck Tuesday morning in Central California, centered near Paso Robles, according to the USGS.

A 4.1 magnitude earthquake struck near Paso Robles, California on Tuesday morning, with no reports of damage or injuries.

An earthquake struck California ’s Central Coast on Tuesday, sending shockwaves hundreds of miles across the region. The US ...