M1.5 earthquake 16km ENE of Coso Junction, CA

A magnitude 1.5 earthquake struck 16km ENE of Coso Junction, CA on Tue, Dec 8, 1981, 5:12 PM PST (01:12 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.6 14km ENE of Coso Junction, CA. 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: 146 in the 60 days after this one and 21 in the 30 days before it.

The first 60 of 146.

From the USGS Earthquake Hazards Program and its partner networks, event ci102763. Read Fri, Oct 2, 2026, 2:34 PM UTC.