California earthquakes

M3.2 earthquake 5 km E of Willits, California

A magnitude 3.2 earthquake struck 5 km E of Willits, California on Wed, Nov 23, 1977, 6:42 AM PST (14:42 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.4 5 km ENE of Willits, 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
3.2 (md), minor
Local time
UTC
1977-11-23 14:42:40 UTC
Depth
9.1 km (5.7 mi), shallow
Epicenter
39.412° N, 123.287° 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 1.5 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
284°, poorly surrounded by stations
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 94.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1037826. Read Tue, Sep 22, 2026, 8:22 AM UTC.