M2.0 earthquake 8km ESE of Camp Pendleton North, CA

A magnitude 2.0 earthquake struck 8km ESE of Camp Pendleton North, CA on Thu, Apr 7, 1983, 3:32 PM PST (23:32 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 20km ESE of Anza, 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: 137 in the 60 days after this one and 90 in the 30 days before it.

The first 60 of 137.

From the USGS Earthquake Hazards Program and its partner networks, event ci1104607. Read Wed, Sep 30, 2026, 12:04 PM UTC.