California earthquakes

M3.2 earthquake 2km SSE of Menifee, CA

A magnitude 3.2 earthquake struck 2km SSE of Menifee, CA on Sat, Dec 11, 1937, 10:06 AM GMT-8 (18:06 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.5 12 km SE of Anza, California. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.2 (ml), minor
Local time
UTC
1937-12-11 18:06:23 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
33.709° N, 117.137° 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 4.1 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
221°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 12 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3364483. Read Tue, Sep 22, 2026, 4:50 PM UTC.