California earthquakes

M1.5 earthquake 10km W of Lamont, California

A magnitude 1.5 earthquake struck 10km W of Lamont, California on Mon, Aug 19, 2002, 10:08 AM PDT (17:08 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M2.6 18km NNW of Tehachapi, 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
1.5 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2002-08-19 17:08:41 UTC
Depth
17.5 km (10.9 mi), shallow
Epicenter
35.254° N, 119.024° 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 0.9 km horizontally, 3.5 km in depth
Depth from
From location
Station coverage gap
200°, poorly surrounded by stations
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 51 in the 60 days after this one and 13 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci9811513. Read Mon, Oct 5, 2026, 12:56 PM UTC.