M1.9 earthquake 9km W of Progreso, B.C., MX

A magnitude 1.9 earthquake struck 9km W of Progreso, B.C., MX on Tue, Dec 11, 1984, 4:55 PM PST (00:55 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.1 28km W of Alberto Oviedo Mota, 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: 184 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 184.

From the USGS Earthquake Hazards Program and its partner networks, event ci56631. Read Thu, Sep 24, 2026, 2:21 AM UTC.