Mexico earthquakes

M1.5 earthquake 17km SW of Progreso, B.C., MX

A magnitude 1.5 earthquake struck 17km SW of Progreso, B.C., MX on Tue, Oct 13, 1981, 9:49 AM PDT (16:49 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M1.7 16km WSW of Progreso, B.C., MX. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.5 (mh), micro
Local time
UTC
1981-10-13 16:49:32 UTC
Depth
2.4 km (1.5 mi), shallow
Epicenter
32.493° N, 115.737° W
Region
Mexico
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.8 km horizontally, 1.4 km in depth
Depth from
From location
Station coverage gap
233°, poorly surrounded by stations
Stations used
11

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 113 in the 60 days after this one and 68 in the 30 days before it.

After

The first 60 of 113.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci525404. Read Tue, Sep 22, 2026, 12:08 PM UTC.