M4.7 earthquake 50 km S of Aguililla, Mexico
A magnitude 4.7 earthquake struck 50 km S of Aguililla, Mexico on Wed, Jan 31, 1973, 9:15 AM CST (15:15 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.6 19 km NE of Coahuayana Viejo, Mexico. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1973-01-31 15:15:58 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 18.286° N, 102.882° 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
- 28
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.620 km N of Villa Victoria, Mexico · 19592 days ago · 33 km deep · 90 km away
- 5.619 km NE of Coahuayana Viejo, Mexico · 19582 days ago · 33 km deep · 97 km away
- 3.892 km S of La Placita de Morelos, Mexico · 19554 days ago · 33 km deep · 96 km away
Before
Earthquakes todayMexico earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00000bk. Read Tue, Sep 22, 2026, 11:19 AM UTC.