California earthquakes

M1.7 earthquake 9km N of Cabazon, CA

A magnitude 1.7 earthquake struck 9km N of Cabazon, CA on Sun, Mar 12, 1978, 7:19 PM PST (03:19 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.5 12km E of Desert Hot Springs, CA. This one was a foreshock.

Cabazon 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
1.7 (mc), micro
Local time
UTC
1978-03-13 03:19:00 UTC
Depth
12.9 km (8.0 mi), shallow
Epicenter
33.999° N, 116.772° 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 0.4 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
83°
Stations used
16

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 ci3337962. Read Tue, Sep 22, 2026, 3:12 PM UTC.