M4.3 earthquake Salta, Argentina
A magnitude 4.3 earthquake struck in Salta, Argentina on Sun, Oct 21, 1984, 1:17 PM GMT-3 (16:17 UTC), 201 km (125 mi) below the surface.
A larger quake followed: M4.8 44 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
- 4.3 (mb), light
- Local time
- UTC
- 1984-10-21 16:17:07 UTC
- Depth
- 201.1 km (125.0 mi), intermediate-depth
- Epicenter
- 24.220° S, 66.958° 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 1.5 and up: 8 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.798 km WSW of San Antonio de los Cobres, Argentina · 15309 days ago · 206 km deep · 40 km away
- 4.844 km WNW of San Antonio de los Cobres, Argentina · 15300 days ago · 185 km deep · 23 km away
- 4.561 km W of San Antonio de los Cobres, Argentina · 15298 days ago · 212 km deep · 4 km away
- 4.244 km WNW of San Antonio de los Cobres, Argentina · 15287 days ago · 214 km deep · 30 km away
- 4.858 km WNW of San Antonio de los Cobres, Argentina · 15281 days ago · 195 km deep · 18 km away
- 4.541 km NW of San Antonio de los Cobres, Argentina · 15277 days ago · 215 km deep · 45 km away
- 3.9116 km NNW of San Antonio de los Cobres, Argentina · 15270 days ago · 271 km deep · 99 km away
- 4.553 km W of San Antonio de los Cobres, Argentina · 15262 days ago · 199 km deep · 15 km away
Before
Earthquakes todayArgentina earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00028c2. Read Wed, Sep 30, 2026, 3:04 PM UTC.