M2.1 earthquake 3 km ESE of Cloverdale, California

A magnitude 2.1 earthquake struck 3 km ESE of Cloverdale, California on Wed, Nov 20, 1985, 11:42 PM PST (07:42 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.6 14 km NNW of Moskowite Corner, 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: 177 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 177.

From the USGS Earthquake Hazards Program and its partner networks, event nc59555. Read Tue, Sep 22, 2026, 9:00 PM UTC.