M2.1 earthquake 6km W of Brawley, CA

A magnitude 2.1 earthquake struck 6km W of Brawley, CA on Wed, Nov 16, 1983, 8:34 PM PST (04:34 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.7 49km SSW of Progreso, B.C., MX. 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: 193 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 193.

From the USGS Earthquake Hazards Program and its partner networks, event ci22502. Read Tue, Sep 22, 2026, 11:00 AM UTC.