California earthquakes

M2.4 earthquake 18km NNW of Barstow, CA

A magnitude 2.4 earthquake struck 18km NNW of Barstow, CA on Sun, Mar 31, 1985, 6:41 AM PST (14:41 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.8 3km NNE of Lytle Creek, 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
2.4 (mc), micro
Local time
UTC
1985-03-31 14:41:48 UTC
Depth
1.5 km (0.9 mi), shallow
Epicenter
35.052° N, 117.093° 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
68°
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: 98 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 98.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci63532. Read Tue, Sep 22, 2026, 12:19 PM UTC.