California earthquakes

M2.7 earthquake 13km NNE of Clovis, CA

A magnitude 2.7 earthquake struck 13km NNE of Clovis, CA on Wed, Jan 21, 1981, 6:07 AM PST (14:07 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.2 14 km W of Aspen Springs, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.7 (ml), micro
Local time
UTC
1981-01-21 14:07:46 UTC
Depth
4.8 km (3.0 mi), shallow
Epicenter
36.934° N, 119.654° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.1 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
301°, poorly surrounded by stations
Stations used
3

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 37 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci12250763. Read Tue, Sep 29, 2026, 1:59 PM UTC.