California earthquakes

M3.0 earthquake 23 km NW of Coalinga, California

A magnitude 3.0 earthquake struck 23 km NW of Coalinga, California on Mon, Oct 25, 1982, 3:34 PM PDT (22:34 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.4 23 km SSW of Three Rocks, 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: 3.0 (md), micro
Local time: Mon, Oct 25, 1982, 3:34 PM PDT
UTC: 1982-10-25 22:34:31 UTC
Depth: 8.6 km (5.3 mi), shallow
Epicenter: 36.303° N, 120.528° 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 0.4 km horizontally, 0.6 km in depth
Magnitude uncertainty: ±0.30
Depth from: From location
Station coverage gap: 154°
Stations used: 53

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 194 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 194.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1080779 (also filed as ci511901, usp0001qh4). Read Tue, Sep 22, 2026, 9:39 PM UTC.