California earthquakes

M4.1 earthquake 18km N of Tehachapi, CA

A magnitude 4.1 earthquake struck 18km N of Tehachapi, CA on Fri, Jul 25, 1952, 6:02 PM GMT-7 (01:02 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.3 21km N of Tehachapi, CA. 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
4.1 (ml), light
Local time
UTC
1952-07-26 01:02:20 UTC
Depth
3.3 km (2.0 mi), shallow
Epicenter
35.297° N, 118.471° 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 1.1 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
79°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 125 in the 60 days after this one and 73 in the 30 days before it.

After

The first 60 of 125.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3318469. Read Tue, Sep 22, 2026, 7:06 AM UTC.