California earthquakes

M2.6 earthquake 16km N of Joshua Tree, CA

A magnitude 2.6 earthquake struck 16km N of Joshua Tree, CA on Mon, Dec 15, 1975, 3:35 AM PST (11:35 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M3.2 9km ESE of Anza, CA. This one was a foreshock.

Joshua Tree forecastMore in California

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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
2.6 (mh), micro
Local time
UTC
1975-12-15 11:35:37 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
34.281° N, 116.325° 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.

Depth from
From location
Station coverage gap
42°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 165 in the 60 days after this one and 103 in the 30 days before it.

After

The first 60 of 165.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3006607. Read Tue, Sep 29, 2026, 8:57 PM UTC.