The quake occurred at 12:42 p.m., according to a preliminary report from the US Geological Survey.
It was recorded two miles north northeast of The Geysers geothermal steamfield, four miles west of Cobb and seven miles northwest of Anderson Springs, at a depth of 1.5 miles, the survey reported.
The US Geological Survey received two shake reports – one from Kelseyville, one from San Francisco.
A 3.3-magnitude quake was recorded in the Anderson Springs area on April 10, as Lake County News has reported.
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