ANDERSON SPRINGS – A small earthquake shook Anderson Springs Friday afternoon.

The quake, measuring 3.1 in magnitude on the Richter scale, was recorded at 3:20 p.m., according to the US Geological Survey.

The US Geological Survey reported that the small earthquake was centered two miles west of Anderson Springs, four miles east southeast of The Geysers and five mile south of Cobb. It occurred at a depth of 1.6 miles.

Four reports were submitted to the US Geological Survey from people who reported feeling the quake, including one person each from Middletown and Pope Valley, one from Novato and one from Stockton.

The US Geological Survey reported a 3.0 quake near The Geysers on Dec. 23, as Lake County News previously reported.

Across the county, the Lake Pillsbury area, which has had increased seismic activity this year, had two small quakes – a 2.7 and a 2.6 – that occurred just after 6 p.m. Friday, according to the US Geological Survey's records. Both of those small earthquakes were centered eight miles west northwest of Lake Pillsbury.

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