California earthquakes

M2.1 earthquake 15km SE of Olancha, CA

A magnitude 2.1 earthquake struck 15km SE of Olancha, CA on Tue, Feb 19, 2002, 11:22 AM PST (19:22 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.2 23km S of Furnace Creek, 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
2002-02-19 19:22:45 UTC
Depth
1.4 km (0.8 mi), shallow
Epicenter
36.187° N, 117.889° 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 0.6 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
143°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 83 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of 83.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci12455672. Read Mon, Oct 5, 2026, 7:20 AM UTC.