3.2-Magnitude San Ramon Quake Latest In Over 300 Tremors This Month
SAN RAMON (CBS SF) -- The San Ramon quake swarm continues with a 3.2-magnitude tremor recorded Friday morning.
Nearly 80 people in surrounding towns, including Walnut Creek and Danville, reporting feeling the quake.
At least four other earthquakes ranging in magnitude from 2.0 to 2.8 struck the area overnight.
All the quakes were centered around the city of San Ramon on either the Calaveras Fault or offshoots of it. The largest struck Monday and was logged as a magnitude-3.5, according to the U.S. Geological Survey. No injuries or major damage have been reported.
Experts say such swarms are not unusual or cause for extra concern.
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