M1.5 earthquake 7 km E of Willits, California

A magnitude 1.5 earthquake struck 7 km E of Willits, California on Tue, Jan 19, 1982, 6:34 AM PST (14:34 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.0 3 km W of Hidden Valley Lake, California. This one was a foreshock.

Map

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

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 128 in the 60 days after this one and 71 in the 30 days before it.

The first 60 of 128.

From the USGS Earthquake Hazards Program and its partner networks, event nc1071374. Read Wed, Sep 23, 2026, 4:52 AM UTC.