Tiny quake swarm in San Ramon Valley

The USGS reported that the first quake hit at 9:08 p.m. Saturday, measuring magnitude 1.6, and occuring about 3 miles south of San Ramon.

Officials eye explosion at Crockett fuel site after quake

Officials were trying to determine Wednesday if a 4.5 magnitude earthquake triggered an explosion at a fuel storage facility in the San Francisco Bay Area that started a fire and kept thousands of people in their homes for hours because of potentially unhealthy air.

This week’s earthquakes leave many feeling uneasy

This week’s earthquakes have some people in the Bay Area understandably uneasy. A seismologist with the USGS said the earthquakes in San Benito County and Contra Costa are not connected.

Magnitude 4.7 earthquake strikes near Hollister

A preliminary magnitude 4.7 earthquake struck near Hollister Tuesday afternoon, about 48 miles from Santa Cruz, according to the US Geological Survey. It was downgraded from a magnitude of 4.8.

7 steps for earthquake preparedness

As the Bay Area marks 30 years since the Loma Prieta earthquake, state emergency officials are encouraging people to be prepared for the next big one.