BLACKHAWK (CBS 5) – A magnitude 3.2 earthquake shook the East Bay Wednesday afternoon.
The quake, which struck at 3:44 p.m., was centered three miles north of Blackhawk, according to the USGS.
There were no immediate reports of damage or injury.
(Copyright 2011 by CBS SF. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)