COBB, Calif. – The US Geological Survey reported Sunday night that the area near The Geysers geothermal steamfield was shaken by a 3.3-magnitude earthquake.

The quake occurred at 9:59 p.m., the survey reported.

It was centered two miles southeast of The Geysers and 15 miles south southwest of Clearlake at a depth of 1.2 miles, according to the report.

As of 10:30 p.m., the US Geological Survey had received shake reports from Lower Lake, Middletown and Healdsburg.

The last earthquake in Lake County measuring magnitude 3 or above occurred on Oct. 2, when the Cobb area experienced a 3.1-magnitude temblor, as Lake County News has reported.

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