California earthquakes

M3.1 earthquake 7 km NE of Coalinga, California

A magnitude 3.1 earthquake struck 7 km NE of Coalinga, California on Fri, Sep 13, 1985, 8:02 PM PDT (03:02 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.2 22 km NNE of Soledad, California. This one was a foreshock.

Coalinga forecast More in California

Map

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

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The earthquake

Magnitude: 3.1 (ml), minor
Local time: Fri, Sep 13, 1985, 8:02 PM PDT
UTC: 1985-09-14 03:02:44 UTC
Depth: 10.5 km (6.6 mi), shallow
Epicenter: 36.191° N, 120.310° 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 0.1 km horizontally, 0.2 km in depth
Depth from: From location
Station coverage gap: 56°
Stations used: 55

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 183 in the 60 days after this one and 13 in the 30 days before it.

After

The first 60 of 183.

Before

Earthquakes today California earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc55138 (also filed as ci117934, usp0002jrn). Read Tue, Sep 22, 2026, 10:23 PM UTC.