California earthquakes

M1.6 earthquake 5 km NE of Willits, California

A magnitude 1.6 earthquake struck 5 km NE of Willits, California on Mon, Feb 11, 1980, 10:21 AM PST (18:21 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.5 5 km ESE of Clearlake, California. This one was a foreshock.

Willits forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1980-02-11 18:21:26 UTC
Depth
2.2 km (1.4 mi), shallow
Epicenter
39.436° N, 123.305° 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 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
77°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 61 in the 30 days before it.

After

The first 60 of 115.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1050981. Read Wed, Sep 30, 2026, 11:39 PM UTC.