M4.9 earthquake Jujuy, Argentina
A magnitude 4.9 earthquake struck in Jujuy, Argentina on Tue, Aug 28, 1984, 3:09 PM GMT-3 (18:09 UTC), 211 km (131 mi) below the surface.
A larger quake followed: M5.1 55 km WNW of San Antonio de los Cobres, Argentina. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1984-08-28 18:09:23 UTC
- Depth
- 211.2 km (131.2 mi), intermediate-depth
- Epicenter
- 23.830° S, 66.848° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.871 km WNW of El Aguilar, Argentina · 15363 days ago · 237 km deep · 97 km away
- 5.155 km WNW of San Antonio de los Cobres, Argentina · 15319 days ago · 205 km deep · 29 km away
- 6.254 km WNW of San Antonio de los Cobres, Argentina · 15312 days ago · 192 km deep · 27 km away
- 4.457 km W of San Antonio de los Cobres, Argentina · 15312 days ago · 204 km deep · 38 km away
- 4.3Salta, Argentina · 15311 days ago · 201 km deep · 45 km away
Before
Earthquakes todayArgentina earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00026tr. Read Tue, Sep 22, 2026, 9:46 AM UTC.