M1.5 earthquake 3km SW of Brawley, California

A magnitude 1.5 earthquake struck 3km SW of Brawley, California on Fri, May 23, 2003, 7:43 PM PDT (02:43 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.8 2km SW of Brawley, 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: 198 in the 60 days after this one and 156 in the 30 days before it.

The first 60 of 198.

From the USGS Earthquake Hazards Program and its partner networks, event ci13966464. Read Mon, Oct 5, 2026, 1:38 PM UTC.