California earthquakes

M2.9 earthquake 24km W of Ocotillo, CA

A magnitude 2.9 earthquake struck 24km W of Ocotillo, CA on Thu, Feb 18, 1937, 4:07 AM GMT-8 (12:07 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M6.0 16km WSW of Oasis, 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
2.9 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1937-02-18 12:07:14 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.746° N, 116.254° 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 5.5 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.03
Depth from
Operator assigned
Station coverage gap
315°, 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: 41 in the 60 days after this one and 0 in the 30 days before it.

After

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3364113. Read Thu, Oct 1, 2026, 7:47 PM UTC.