California earthquakes

M4.3 earthquake 6km WSW of Tehachapi, CA

A magnitude 4.3 earthquake struck 6km WSW of Tehachapi, CA on Thu, Aug 14, 1952, 12:28 AM GMT-7 (07:28 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.7 17km NW of Grapevine, CA. This one was a foreshock.

Golden Hills forecastMore in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.3 (ml), light
Local time
UTC
1952-08-14 07:28:21 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
35.120° N, 118.518° 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, 31.6 km in depth
Magnitude uncertainty
±0.14
Depth from
Operator assigned
Station coverage gap
124°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 47 in the 60 days after this one and 151 in the 30 days before it.

After

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3306541. Read Tue, Sep 22, 2026, 5:29 AM UTC.