California earthquakes

M2.3 earthquake 10 km ENE of Big Pine, California

A magnitude 2.3 earthquake struck 10 km ENE of Big Pine, California on Mon, Mar 23, 1987, 8:47 PM PST (04:47 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M3.3 42km NW of Stovepipe Wells, 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
2.3 (md), micro
Local time
UTC
1987-03-24 04:47:05 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
37.209° N, 118.184° 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 0.7 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
233°, poorly surrounded by stations
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 195 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 195.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc97327 (also filed as ci719206). Read Tue, Sep 22, 2026, 10:00 AM UTC.