California earthquakes

M2.3 earthquake 8 km NW of Plumas Eureka (historical), California

A magnitude 2.3 earthquake struck 8 km NW of Plumas Eureka (historical), California on Sun, Mar 28, 1982, 2:34 PM PST (22:34 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M2.7 3 km NW of Truckee, 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: 2.3 (md), micro
Local time: Sun, Mar 28, 1982, 2:34 PM PST
UTC: 1982-03-28 22:34:11 UTC
Depth: 0.6 km (0.4 mi), shallow
Epicenter: 39.803° N, 120.792° W
Region: California
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 1.0 km horizontally, 3.6 km in depth
Magnitude uncertainty: ±0.17
Depth from: From location
Station coverage gap: 306°, poorly surrounded by stations
Stations used: 9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 21 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1073321. Read Wed, Sep 30, 2026, 4:25 AM UTC.