A 4.4-magnitude earthquake shook the Berkeley area early Thursday, according to the U.S. Geological Survey.
The temblor hit at 2:39 a.m. about two miles from Berkeley at a depth of 8.1 miles, the USGS reported.
The earthquake was originally reported as a preliminary 4.7-magnitutde temblor, but was downsized to a magnitude of 4.4.
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No injuries or damage have been reported.