Several minor earthquakes were recorded near San Ramon and Petrolia in recent weeks, with no reports of injuries or damage.
CONTRA COSTA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.6 magnitude quake rattled close to San Ramon around midnight Sunday.
MISSOURI — Two small earthquakes rattled portions of southeast Missouri early Friday morning, occurring just minutes apart in one of the most historically significant seismic zones in North America.
A 2.2 magnitude earthquake was recorded in Columbia, according to the U.S. Geological Survey. The seismic activity hit at 1:55 p.m. in Richland County, near Lake Murray, the South Carolina Emergency ...
Two earthquakes struck the San Ramon region Saturday night, one day after a swarm of six quakes shook the area, authorities said. Related Articles Saratoga evacuation seminar helps residents prepare ...
While seismic activity is not uncommon in the state, experts believe the frequency at which they’re happening is unusual.