M2.0 earthquake 14km SSE of Anza, CA

A magnitude 2.0 earthquake struck 14km SSE of Anza, CA on Sun, Mar 1, 1987, 1:13 PM PST (21:13 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.5 21km SW of Ocotillo Wells, 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: 183 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 183.

From the USGS Earthquake Hazards Program and its partner networks, event ci718092. Read Tue, Sep 22, 2026, 9:33 PM UTC.