M3.1 earthquake 12km SE of Progreso, B.C., MX

A magnitude 3.1 earthquake struck 12km SE of Progreso, B.C., MX on Fri, Apr 15, 1988, 1:09 AM PDT (08:09 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.2 2km SSW of Ocotillo, 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: 174 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 174.

From the USGS Earthquake Hazards Program and its partner networks, event ci748122. Read Thu, Sep 24, 2026, 5:37 AM UTC.