A series of small earthquakes that have struck east of San Francisco since last week continue to rattle the region.
KGO-TV reported Tuesday that the largest one so far, a magnitude-3.5 temblor struck around 4:20 p.m. Monday, according to the U.S. Geological Survey. No injuries or major damage has been report
A weaker one, measuring 2.5 magnitude, hit about 5:45 p.m. Monday
Later, about 9:30 p.m., a 2.9 and 2.8 earthquake struck the area less than a minute apart, the station reports.
There have now been more than 200 quakes in the past week.
All were centered around San Ramon on either the Calaveras Fault, or off-shoots of it.
Seismologists still say that swarms are not unusual and not cause for any extra concern.
Was this article valuable?
Here are more articles you may enjoy.
Business Moves: Trucordia Acquires 5 Local Agencies in 4 States 
AI Is Writing Performance Reviews. What Could Go Wrong? 
PwC: Insurance Execs Say Agentic AI Leading Industry Transformation 
FEMA Chief Resigns After Six Months, Criticism Over Floods 
