M1.5 earthquake 16km ESE of Anza, CA

A magnitude 1.5 earthquake struck 16km ESE of Anza, CA on Thu, Mar 25, 2021, 10:01 PM PDT (05:01 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M3.5 15km NE of Indio, 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: 178 in the 60 days after this one and 119 in the 30 days before it.

The first 60 of 178.

From the USGS Earthquake Hazards Program and its partner networks, event ci39590687. Read Sat, Oct 3, 2026, 5:57 PM UTC.