California earthquakes

M4.2 earthquake 20km ENE of Avalon, CA

A magnitude 4.2 earthquake struck 20km ENE of Avalon, CA on Sat, Apr 29, 1933, 6:59 AM GMT-8 (14:59 UTC), 6 km (4 mi) below the surface.

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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
4.2 (ml), light
Local time
UTC
1933-04-29 14:59:59 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
33.433° N, 118.145° 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.

Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
360°, poorly surrounded by stations
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: 199 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 199.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3360402. Read Tue, Sep 22, 2026, 9:43 PM UTC.