California earthquakes

M2.0 earthquake 16 km NE of Upper Lake, California

A magnitude 2.0 earthquake struck 16 km NE of Upper Lake, California on Wed, Nov 17, 1982, 12:47 AM PST (08:47 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.5 6 km WNW of Williams, California. 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
2.0 (md), micro
Local time
UTC
1982-11-17 08:47:09 UTC
Depth
1.1 km (0.7 mi), shallow
Epicenter
39.279° N, 122.786° 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 0.3 km horizontally, 3.2 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
69°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 70 in the 30 days before it.

After

The first 60 of 161.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1082004. Read Sun, Sep 27, 2026, 1:24 AM UTC.