California earthquakes

M2.5 earthquake 14 km NNW of Coalinga, California

A magnitude 2.5 earthquake struck 14 km NNW of Coalinga, California on Mon, Feb 4, 1985, 3:04 AM PST (11:04 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.2 8 km ENE of Coalinga, California. This one was a foreshock.

Coalinga forecastMore in California

Map

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

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The earthquake

Magnitude
2.5 (md), micro
Local time
UTC
1985-02-04 11:04:10 UTC
Depth
2.9 km (1.8 mi), shallow
Epicenter
36.256° N, 120.437° 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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
60°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 147 in the 60 days after this one and 52 in the 30 days before it.

After

The first 60 of 147.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc39789 (also filed as ci60226). Read Tue, Sep 22, 2026, 11:00 AM UTC.