California earthquakes

M2.0 earthquake 19km ESE of Anza, CA

A magnitude 2.0 earthquake struck 19km ESE of Anza, CA on Wed, May 5, 1982, 12:07 AM PDT (07:07 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M4.8 1km SSW of Anza, CA. This one was a foreshock.

Anza forecastMore in California

Map

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

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The earthquake

Magnitude
2.0 (mh), micro
Local time
UTC
1982-05-05 07:07:55 UTC
Depth
11.6 km (7.2 mi), shallow
Epicenter
33.491° N, 116.486° 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 0.3 km horizontally, 0.7 km in depth
Depth from
From location
Station coverage gap
42°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 121 in the 30 days before it.

After

The first 60 of 189.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci530100. Read Tue, Sep 29, 2026, 10:52 AM UTC.