The earthquake's epicenter was one mile from El Cerrito, just east of Richmond and about ten miles north of Oakland, the USGS reports. Initially, the quake -- which struck at 5:33 a.m. PST -- was reported to have occurred at a depth of 5.5 miles, though that number was later revised to 5.7 miles.
This is a developing story. Check back for updates.
Correction: A previous update to this article incorrectly stated the earthquake had been downgraded to a 2.9 magnitude.
More:Bay Area Earthquake Earthquake San Francisco 2012 Richmond Earthquake 2012 California Earthquake California
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