California earthquakes

M1.9 earthquake 2km ENE of Anza, CA

A magnitude 1.9 earthquake struck 2km ENE of Anza, CA on Fri, Jul 30, 1982, 7:07 PM PDT (02:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.3 8km ESE 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
1.9 (mc), micro
Local time
UTC
1982-07-31 02:07:36 UTC
Depth
9.6 km (5.9 mi), shallow
Epicenter
33.560° N, 116.656° 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
43°
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: 197 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 197.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci505900. Read Wed, Sep 23, 2026, 3:21 AM UTC.