M4.8 earthquake Catamarca, Argentina
A magnitude 4.8 earthquake struck in Catamarca, Argentina on Wed, Jul 6, 1977, 7:02 AM GMT-3 (10:02 UTC), 182 km (113 mi) below the surface.
A larger quake followed: M5.0 27 km NE of Tinogasta, 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
- 1977-07-06 10:02:50 UTC
- Depth
- 182.0 km (113.1 mi), intermediate-depth
- Epicenter
- 27.976° S, 66.641° 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
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 2 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 usp0000pmj. Read Tue, Sep 22, 2026, 8:44 PM UTC.