California earthquakes

M4.2 earthquake 27 km NNW of Benton, California

A magnitude 4.2 earthquake struck 27 km NNW of Benton, California on Thu, Jan 1, 1981, 10:22 AM PST (18:22 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.5 32 km SW of Mina, Nevada. This one was a foreshock.

Hawthorne forecastMore in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.2 (ml), light
Local time
UTC
1981-01-01 18:22:22 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
38.053° N, 118.570° 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.

Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001bje (also filed as ci3301579). Read Tue, Sep 22, 2026, 9:43 PM UTC.