California earthquakes

M3.5 earthquake 4km W of Grapevine, CA

A magnitude 3.5 earthquake struck 4km W of Grapevine, CA on Fri, Jan 14, 1955, 7:03 PM GMT-8 (03:03 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.4 26km NE of Arvin, 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
3.5 (ml), minor
Local time
UTC
1955-01-15 03:03:43 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
34.937° N, 118.977° 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 0.6 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
95°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 29 in the 60 days after this one and 12 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3298016. Read Tue, Sep 22, 2026, 11:00 AM UTC.