UPDATE 8:25 AM – The biggest earthquake yet hit San Ramon at 8:14 a.m. with a magnitude of 3.0., according to USGS.


SAN RAMON (KRON) — A cluster of twenty small earthquakes have rattled the East Bay on Tuesday and early Wednesday morning.

All the earthquakes are estimated to have an epicenter near San Ramon, just 3 miles southeast of Danville, according to the USGS.

The string of earthquakes began on Tuesday at 8:50 a.m and continued into Wednesday morning with the last one hitting at 4:11 a.m.

The magnitudes of the earthquakes have been ranging from 1.5 to 2.9.

The largest earthquake was recorded with a magnitude of 2.9 and hit at 3:58 a.m Wednesday morning, according to the USGS.Check out KRON 4’s Interactive Earthquake Map

There were no reports of damage or injuries from any of the small earthquakes.