M4.6 earthquake 30 km SE of Caucete, Argentina
A magnitude 4.6 earthquake struck 30 km SE of Caucete, Argentina on Sun, Jan 22, 1978, 9:08 AM GMT-3 (12:08 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.7 21 km SW 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
- 4.6 (mb), light
- Local time
- UTC
- 1978-01-22 12:08:24 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 31.811° S, 68.014° 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 1.6 and up: 2 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.721 km SW of Villa Basilio Nievas, Argentina · 17773 days ago · 19 km deep · 83 km away
- 5.044 km ENE of Caucete, Argentina · 17736 days ago · 38 km deep · 35 km away
Before
- 5.856 km NE of Caucete, Argentina · 17780 days ago · 24 km deep · 60 km away
- 4.547 km ENE of Caucete, Argentina · 17781 days ago · 8 km deep · 35 km away
- 4.966 km SSW of San Agustín de Valle Fértil, Argentina · 17794 days ago · 33 km deep · 75 km away
- 5.244 km ENE of Caucete, Argentina · 17794 days ago · 40 km deep · 34 km away
- 5.158 km SSW of San Agustín de Valle Fértil, Argentina · 17796 days ago · 35 km deep · 82 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000sna. Read Tue, Sep 22, 2026, 11:15 AM UTC.