California earthquakes

M1.7 earthquake 21km NE of Pine Valley, CA

A magnitude 1.7 earthquake struck 21km NE of Pine Valley, CA on Thu, Mar 11, 1982, 11:00 PM PST (07:00 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M4.5 12km SSW of Ocotillo Wells, 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
1.7 (mc), micro
Local time
UTC
1982-03-12 07:00:33 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
32.927° N, 116.346° 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
Operator assigned
Station coverage gap
131°
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: 157 in the 60 days after this one and 95 in the 30 days before it.

After

The first 60 of 157.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci107243. Read Tue, Sep 29, 2026, 11:55 AM UTC.