M4.9 earthquake 67 km SSW of Copala, Mexico
A magnitude 4.9 earthquake struck 67 km SSW of Copala, Mexico on Thu, Dec 23, 1976, 4:44 PM CST (22:44 UTC), 33 km (21 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), light
- Local time
- UTC
- 1976-12-23 22:44:36 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 16.040° N, 99.201° 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
- Stations used
- 7
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 1 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 usp0000kx2. Read Wed, Sep 23, 2026, 5:02 AM UTC.