California earthquakes

M1.8 earthquake 4km NNE of Cabazon, CA

A magnitude 1.8 earthquake struck 4km NNE of Cabazon, CA on Tue, Mar 10, 1981, 2:47 AM PST (10:47 UTC), 14 km (8 mi) below the surface.

A larger quake followed: M3.7 6km NNE of Yucaipa, CA. This one was a foreshock.

Cabazon forecastMore in California

Map

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

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The earthquake

Magnitude
1.8 (mh), micro
Local time
UTC
1981-03-10 10:47:46 UTC
Depth
13.5 km (8.4 mi), shallow
Epicenter
33.947° N, 116.767° 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 0.4 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.33
Depth from
From location
Station coverage gap
39°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 154 in the 60 days after this one and 112 in the 30 days before it.

After

The first 60 of 154.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci531056. Read Mon, Sep 28, 2026, 7:36 PM UTC.