COBB, Calif. – A moderate-sized earthquake was reported on Cobb Mountain Saturday afternoon.

The 3.1-magnitude quake occurred at 4:21 p.m., according to an initial report from U.S. Geological Survey.

The estimate of the temblor's magnitude could change later when reviewed by a seismologist.

The quake was recorded at a depth of a tenth of a mile two miles west of Cobb, three miles northeast of The Geysers and six miles northwest of Anderson Springs.

A 4.3-magnitude quake hit the Cobb area on Feb. 12, as Lake County News has reported.

E-mail Elizabeth Larson at elarson@lakeconews.com .