California earthquakes

M3.5 earthquake 11 km WSW of Huron, California

A magnitude 3.5 earthquake struck 11 km WSW of Huron, California on Tue, May 10, 1983, 8:04 AM PDT (15:04 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M4.7 12 km NNW of Coalinga, 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
3.5 (md), minor
Local time
UTC
1983-05-10 15:04:41 UTC
Depth
11.0 km (6.9 mi), shallow
Epicenter
36.172° N, 120.227° 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 0.4 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
77°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 201.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1093966 (also filed as usp0001v7h). Read Tue, Sep 29, 2026, 11:28 PM UTC.