M4.3 earthquake 62 km S of Pocito, Argentina
A magnitude 4.3 earthquake struck 62 km S of Pocito, Argentina on Thu, Mar 22, 1973, 9:37 PM GMT-3 (00:37 UTC), 122 km (76 mi) below the surface.
A larger quake followed: M4.6 11 km N of Villa Basilio Nievas, Argentina. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1973-03-23 00:37:01 UTC
- Depth
- 122.0 km (75.8 mi), intermediate-depth
- Epicenter
- 32.251° S, 68.583° 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
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.358 km NNE of Mendoza, Argentina · 19541 days ago · 196 km deep · 17 km away
- 4.611 km N of Villa Basilio Nievas, Argentina · 19506 days ago · 111 km deep · 91 km away
Before
Earthquakes todayArgentina earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000119. Read Sat, Oct 3, 2026, 2:17 PM UTC.