California earthquakes

M2.5 earthquake 10km NNW of Morongo Valley, CA

A magnitude 2.5 earthquake struck 10km NNW of Morongo Valley, CA on Sat, Jan 8, 1949, 11:12 AM GMT-8 (19:12 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.6 10km NNW of Morongo Valley, CA. This one was a foreshock.

Morongo Valley forecastMore in California

Map

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

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The earthquake

Magnitude
2.5 (ml), micro
Local time
UTC
1949-01-08 19:12:24 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
34.135° N, 116.615° 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
±0.10
Depth from
Operator assigned
Station coverage gap
280°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 82 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3356192. Read Tue, Sep 22, 2026, 12:17 PM UTC.