M2.3 earthquake 21 km NE of Soledad, California

A magnitude 2.3 earthquake struck 21 km NE of Soledad, California on Wed, Dec 18, 1985, 4:03 PM PST (00:03 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.9 4 km NE of Tres Pinos, 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: 195 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 195.

From the USGS Earthquake Hazards Program and its partner networks, event nc61810. Read Tue, Sep 22, 2026, 11:27 PM UTC.