California earthquakes

M2.1 earthquake 16km N of Mojave, CA

A magnitude 2.1 earthquake struck 16km N of Mojave, CA on Thu, Oct 22, 1981, 12:17 AM PDT (07:17 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.4 18km ESE of Maricopa, CA. 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
2.1 (mc), micro
Local time
UTC
1981-10-22 07:17:22 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
35.196° N, 118.166° 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 0.6 km horizontally, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
82°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 121 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 121.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci525942. Read Tue, Sep 22, 2026, 3:33 PM UTC.