California earthquakes

M1.6 earthquake 28km NW of Ludlow, CA

A magnitude 1.6 earthquake struck 28km NW of Ludlow, CA on Wed, Oct 9, 2002, 12:15 AM PDT (07:15 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.8 13km NW of Ludlow, 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
1.6 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-10-09 07:15:51 UTC
Depth
3.1 km (1.9 mi), shallow
Epicenter
34.877° N, 116.398° 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 1.2 km horizontally, 0.6 km in depth
Depth from
From location
Station coverage gap
175°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 77 in the 30 days before it.

After

The first 60 of 184.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9848733. Read Mon, Oct 5, 2026, 11:00 AM UTC.