M2.1 earthquake 12km SE of Tehachapi, CA

A magnitude 2.1 earthquake struck 12km SE of Tehachapi, CA on Wed, Nov 30, 1988, 4:38 PM PST (00:38 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.6 18km ESE of Arvin, 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: 89 in the 60 days after this one and 51 in the 30 days before it.

The first 60 of 89.

From the USGS Earthquake Hazards Program and its partner networks, event ci1014182. Read Fri, Oct 2, 2026, 2:43 AM UTC.