California earthquakes

M1.9 earthquake 21km ESE of Olancha, CA

A magnitude 1.9 earthquake struck 21km ESE of Olancha, CA on Sat, Jul 3, 1982, 8:16 PM PDT (03:16 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.5 15km NNE of Inyokern, 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
1.9 (mc), micro
Local time
UTC
1982-07-04 03:16:17 UTC
Depth
4.6 km (2.9 mi), shallow
Epicenter
36.228° N, 117.783° 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.

Depth from
Operator assigned
Station coverage gap
304°, poorly surrounded by stations
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 109 in the 60 days after this one and 88 in the 30 days before it.

After

The first 60 of 109.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci504894. Read Tue, Sep 22, 2026, 8:42 PM UTC.