M6.3 earthquake 40 km SW of Etchoropo, Mexico
A magnitude 6.3 earthquake struck 40 km SW of Etchoropo, Mexico on Sun, Mar 6, 1921, 12:01 AM GMT-7:23:52 (07:25 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.3 (mw), strong
- Local time
- UTC
- 1921-03-06 07:25:13 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 26.497° N, 109.958° 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.
- Magnitude uncertainty
- ±0.41
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 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 iscgem912178. Read Mon, Sep 21, 2026, 8:49 AM UTC.