California earthquakes

M2.2 earthquake 24km SSW of Big Pine, CA

A magnitude 2.2 earthquake struck 24km SSW of Big Pine, CA on Sat, Oct 20, 1990, 7:00 AM PDT (14:00 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.5 12km E of Lone Pine, 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
2.2 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1990-10-20 14:00:49 UTC
Depth
3.8 km (2.3 mi), shallow
Epicenter
36.968° N, 118.409° 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 3.7 km horizontally, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
333°, 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: 140 in the 60 days after this one and 109 in the 30 days before it.

After

The first 60 of 140.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci2006661. Read Mon, Oct 5, 2026, 4:33 AM UTC.