M4.5 earthquake 16 km NNE of Tonalá, Mexico
A magnitude 4.5 earthquake struck 16 km NNE of Tonalá, Mexico on Thu, Dec 17, 1981, 4:56 PM CST (22:56 UTC), 119 km (74 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1981-12-17 22:56:29 UTC
- Depth
- 118.8 km (73.8 mi), intermediate-depth
- Epicenter
- 16.232° N, 93.704° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001hfm. Read Tue, Sep 29, 2026, 3:39 PM UTC.