M2.2 earthquake 16km W of Tehachapi, CA

A magnitude 2.2 earthquake struck 16km W of Tehachapi, CA on Mon, Sep 23, 1985, 5:56 AM PDT (12:56 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.3 3km NNE of Lake Isabella, 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: 81 in the 60 days after this one and 18 in the 30 days before it.

The first 60 of 81.

From the USGS Earthquake Hazards Program and its partner networks, event ci119435. Read Wed, Sep 23, 2026, 5:33 AM UTC.