M1.7 earthquake 41km S of Progreso, B.C., MX

A magnitude 1.7 earthquake struck 41km S of Progreso, B.C., MX on Sat, Apr 9, 1988, 3:01 PM PDT (22:01 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M2.0 16km WSW of Westmorland, 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: 196 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 196.

From the USGS Earthquake Hazards Program and its partner networks, event ci747661. Read Wed, Sep 23, 2026, 6:57 PM UTC.