California earthquakes

M2.1 earthquake 14km W of Ludlow, CA

A magnitude 2.1 earthquake struck 14km W of Ludlow, CA on Sat, Feb 9, 2002, 8:03 AM PST (16:03 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M4.4 25km SSW of Ludlow, 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
2.1 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-02-09 16:03:15 UTC
Depth
1.2 km (0.7 mi), shallow
Epicenter
34.719° N, 116.308° 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 0.4 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.61
Depth from
From location
Station coverage gap
117°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 132 in the 60 days after this one and 83 in the 30 days before it.

After

The first 60 of 132.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci12447520. Read Sun, Oct 4, 2026, 8:57 AM UTC.