California earthquakes

M1.9 earthquake 13 km N of Coalinga, California

A magnitude 1.9 earthquake struck 13 km N of Coalinga, California on Tue, Jan 27, 1981, 4:09 AM PST (12:09 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M1.9 22 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
1.9 (md), micro
Local time
UTC
1981-01-27 12:09:33 UTC
Depth
8.9 km (5.5 mi), shallow
Epicenter
36.264° N, 120.368° 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 0.8 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
199°, poorly surrounded by stations
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 121 in the 60 days after this one and 50 in the 30 days before it.

After

The first 60 of 121.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1059693 (also filed as ci12253607). Read Tue, Sep 22, 2026, 9:33 PM UTC.