Earthquake Bay Area

A jolt-and-roll felt around the Bay Area Friday afternoon jangled plenty of nerves, but scientists say the 4.1 magnitude quake, followed by several smaller ones, was routine in an area notorious for seismic restlessness.The earthquake struck 13 miles southeast of San Jose's City Hall at 4:10 p.m. on Friday, in a locked-up patch of rocks deep underground near the Calaveras Fault in a remote oak-studded landscape.
The jolt, felt as far away as Santa Cruz and Martinez, was the latest in a series of occasional jolts triggered by the restless fault, which routinely releases stress caused by the earth's shifting continental plates.
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