M4.9 earthquake 0 km NNW of Chacalapa, Mexico
A magnitude 4.9 earthquake struck 0 km NNW of Chacalapa, Mexico on Tue, Oct 20, 1981, 12:49 AM CST (06:49 UTC), 46 km (29 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1981-10-20 06:49:09 UTC
- Depth
- 46.0 km (28.6 mi), shallow
- Epicenter
- 16.812° N, 98.460° 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
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayMexico earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001gk3. Read Sat, Oct 3, 2026, 7:51 PM UTC.