Earthquakes with magnitudes of 3.6, 3.2 and 2.6 have struck this morning in Concord. They all hit in same area where several small quakes occurred on Sunday, according to the U.S. Geological Survey.

The Concord Fault can produce earthquakes of 6.7 magnitude or higher, according to the U.S. Geological Survey. A magnitude 5.4 quake on the fault caused widespread damage across the Bay Area in 1955.

A 3.3 magnitude earthquake struck near Half Moon Bay around 9:30 p.m. Wednesday night, the U.S. Geological Survey reported.

Chad Michael Murray Opens Up About Near-Death Experience, 2-Month Hospital Stay: 'They're Talking About Last Rites' ...

One of the strongest earthquakes ever recorded struck off Russia's sparsely populated Far East early Wednesday, sending tsunami waves into Japan, Hawaii and the U.S. West Coast.