California earthquakes

M2.1 earthquake 21 km SW of Three Rocks, California

A magnitude 2.1 earthquake struck 21 km SW of Three Rocks, California on Sun, Jan 24, 1982, 9:15 AM PST (17:15 UTC), 38 km (24 mi) below the surface.

A larger quake followed: M2.1 21 km NE of Soledad, 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
2.1 (md), micro
Local time
UTC
1982-01-24 17:15:29 UTC
Depth
38.1 km (23.7 mi), shallow
Epicenter
36.376° N, 120.572° 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 11.7 km horizontally, 11.1 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
297°, poorly surrounded by stations
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 48 in the 30 days before it.

After

The first 60 of 117.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071503. Read Tue, Sep 22, 2026, 3:50 PM UTC.