California earthquakes

M2.3 earthquake 16km ESE of Campo, CA

A magnitude 2.3 earthquake struck 16km ESE of Campo, CA on Wed, Aug 12, 1981, 8:59 AM PDT (15:59 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M4.0 8km NE of Julian, CA. This one was a foreshock.

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

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The earthquake

Magnitude
2.3 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1981-08-12 15:59:53 UTC
Depth
2.3 km (1.4 mi), shallow
Epicenter
32.551° N, 116.308° 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 1.2 km horizontally, 1.8 km in depth
Depth from
From location
Station coverage gap
196°, poorly surrounded by stations
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 67 in the 30 days before it.

After

The first 60 of 192.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci520995. Read Thu, Oct 1, 2026, 11:37 AM UTC.