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31 December, 01:31 PM PST

A mild earthquake was recorded about 8 miles ESE of Kettleman City and 32 miles ESE of Coalinga, CA. The local magnitude (ML)) for this earthquake is 3.9. instrumental intensity and the Community Internet Intensity map.

23 December, 01:38 PM PST

A moderate earthquake was recorded off the coast of Northern California about 56 miles W of Petrolia, CA. The moment magnitude (Mw) for the event is 4.7. instrumental intensity and the Community Internet Intensity map.

16 December, 10:21 AM PST

A mild earthquake was recorded near Hercules, 7 miles NE of Richmond, CA. The local magnitude (ML) for the event is 3.4. The event was widely felt in the northern San Francisco Bay Area with maximum intensity of about V in and near Alameda, CA. The Community Internet Intensity map.

8 December, 03:42 AM PST

A mild earthquake was recorded off the coast of Northern California along the Mendocino Fault Zone, about 42 miles W of Petrolia, CA. The local magnitude (ML) for the event is 3.8. instrumental intensity and the Community Internet Intensity map.