California earthquakes

M3.1 earthquake 11 km WSW of Weott, California

A magnitude 3.1 earthquake struck 11 km WSW of Weott, California on Sun, Jan 18, 1981, 5:59 AM PST (13:59 UTC), 31 km (20 mi) below the surface.

A larger quake followed: M3.1 28 km WNW of Trinidad, 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
3.1 (md), minor
Local time
UTC
1981-01-18 13:59:31 UTC
Depth
31.4 km (19.5 mi), shallow
Epicenter
40.298° N, 124.055° 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 0.9 km horizontally, 1.5 km in depth
Depth from
From location
Station coverage gap
170°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 124.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1059392. Read Tue, Sep 22, 2026, 9:25 PM UTC.