M4.8 earthquake 21 km WSW of La Quiaca, Argentina
A magnitude 4.8 earthquake struck 21 km WSW of La Quiaca, Argentina on Mon, Jan 1, 1973, 5:28 AM GMT-4 (09:28 UTC), 205 km (127 mi) below the surface.
A larger quake followed: M6.1 51 km W of Abra Pampa, Argentina. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1973-01-01 09:28:57 UTC
- Depth
- 205.0 km (127.4 mi), intermediate-depth
- Epicenter
- 22.161° S, 65.792° W
- Region
- Argentina
- 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.
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayArgentina earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000003. Read Tue, Sep 22, 2026, 7:49 PM UTC.