Latest Quakes Have East Bay Residents Pleading 'That's Enough' On Social MediaOn Sunday, the U.S. Geological Survey initially reported an earthquake with a magnitude of 4.0 at 2:13 p.m. That quake was later downgraded to a 3.6 by the USGS. It was centered a mile south of Concord, along the Concord fault.
8 Aftershocks Rattle Concord Fault Since 3.6-Magnitude Quake SundaySmall aftershocks continue to rattle the East Bay after a 3.6-magnitude earthquake struck Concord Sunday.
Concord Fault That Saw 3.6 Magnitude Quake Has Potential To Do Major Damage To East BayThe Concord fault that shook to the tune of a 3.6 magnitude earthquake Sunday has the potential to do major damage in the East Bay.
Magnitude 2.7 Earthquake Strikes Near East Bay RefineriesThe U.S. Geological Survey says a magnitude 2.7 earthquake has struck in the north East Bay.