California earthquakes

M1.6 earthquake 20 km SSE of Avenal, California

A magnitude 1.6 earthquake struck 20 km SSE of Avenal, California on Mon, Mar 2, 1981, 12:16 AM PST (08:16 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M2.0 21 km S of Avenal, 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
1.6 (md), micro
Local time
UTC
1981-03-02 08:16:56 UTC
Depth
12.3 km (7.6 mi), shallow
Epicenter
35.825° N, 120.083° 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 2.6 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
258°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 46 in the 60 days after this one and 49 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1060906 (also filed as ci531297). Read Tue, Sep 22, 2026, 5:24 PM UTC.