California earthquakes

M3.9 earthquake 23 km E of Fish Camp, California

A magnitude 3.9 earthquake struck 23 km E of Fish Camp, California on Wed, Nov 18, 1981, 8:15 AM PST (16:15 UTC), 3 km (2 mi) below the surface.

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The earthquake

Magnitude: 3.9 (ml), minor
Local time: Wed, Nov 18, 1981, 8:15 AM PST
UTC: 1981-11-18 16:15:48 UTC
Depth: 3.0 km (1.9 mi), shallow
Epicenter: 37.504° N, 119.376° W
Region: California
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 0.5 km horizontally, 12.3 km in depth
Depth from: From location
Station coverage gap: 126°
Stations used: 21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 75 in the 60 days after this one and 34 in the 30 days before it.

After

The first 60 of 75.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1069547 (also filed as usp0001h16, ci527175). Read Tue, Sep 22, 2026, 11:01 AM UTC.