M2.7 earthquake 14km WNW of Progreso, B.C., MX

A magnitude 2.7 earthquake struck 14km WNW of Progreso, B.C., MX on Sun, Jul 15, 1979, 10:23 PM PDT (05:23 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M3.4 1km SSE of Delta, 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: 114 in the 60 days after this one and 118 in the 30 days before it.

The first 60 of 114.

From the USGS Earthquake Hazards Program and its partner networks, event ci3350630. Read Fri, Oct 2, 2026, 4:34 AM UTC.