California earthquakes

M1.9 earthquake 2km ESE of Calimesa, CA

A magnitude 1.9 earthquake struck 2km ESE of Calimesa, CA on Thu, Feb 25, 1982, 8:21 PM PST (04:21 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M2.6 5km NNW of Big Bear City, 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
1.9 (mc), micro
Local time
UTC
1982-02-26 04:21:26 UTC
Depth
15.9 km (9.9 mi), shallow
Epicenter
33.981° N, 117.038° 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.

Depth from
From location
Station coverage gap
42°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 161.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci106452. Read Tue, Sep 22, 2026, 4:54 PM UTC.