M5.6 earthquake 1 km E of Tapanalá, Mexico
A magnitude 5.6 earthquake struck 1 km E of Tapanalá, Mexico on Tue, Oct 25, 1955, 10:34 AM GMT-6 (16:34 UTC), 25 km (16 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.6 (Mw, moment), moderate
- Magnitude from
- ISC-GEM global catalog
- Local time
- UTC
- 1955-10-25 16:34:25 UTC
- Depth
- 25.0 km (15.5 mi), shallow
- Epicenter
- 15.968° N, 95.714° W
- Region
- Mexico
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 15.5% of gravity
- Peak ground velocity
- 2.2 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.21
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.6 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 iscgem890030. Read Sun, Oct 4, 2026, 6:19 PM UTC.