California earthquakes

M2.0 earthquake 13 km W of Old Station, California

A magnitude 2.0 earthquake struck 13 km W of Old Station, California on Mon, Aug 30, 1982, 1:30 PM PDT (20:30 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.2 9 km W of Old Station, California. 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
2.0 (md), micro
Local time
UTC
1982-08-30 20:30:26 UTC
Depth
7.3 km (4.5 mi), shallow
Epicenter
40.658° N, 121.591° 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 2.3 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
302°, poorly surrounded by stations
Stations used
3

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 39 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1078321. Read Tue, Sep 22, 2026, 10:27 PM UTC.