M4.1 earthquake 9 km SW of Los Mogotes, Mexico
A magnitude 4.1 earthquake struck 9 km SW of Los Mogotes, Mexico on Sun, Sep 6, 1981, 8:04 PM CST (02:04 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.5 0 km WNW of Valle del Río, Mexico. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1981-09-07 02:04:53 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 16.874° N, 100.125° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.50 km WNW of Valle del Río, Mexico · 16452 days ago · 33 km deep · 22 km away
- 3.411 km NE of San Luis San Pedro, Mexico · 16445 days ago · 33 km deep · 90 km away
- 5.44 km W of San Marcos, Mexico · 16441 days ago · 22 km deep · 75 km away
- 4.34 km WSW of Llano de la Puerta, Mexico · 16441 days ago · 25 km deep · 62 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001fqm. Read Tue, Sep 22, 2026, 3:38 PM UTC.