Strong mag. 6.2 earthquake - Departamento de Susques, Jujuy, 55 km west of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina, on Saturday, October 20, 1984 at 17:59 GMT
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Strong magnitude 6.2 earthquake at 192 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Earthquake details
| Date & time | Oct 20, 1984 17:59:17 UTC |
| Local time at epicenter | |
| Status | Confirmed |
| Magnitude | 6.2 |
| Depth | 192.0 km |
| Epicenter latitude / longitude | 24.072°S / 66.832°W  (Departamento de Susques, Jujuy, Argentina) |
| Antipode | 24.072°N / 113.168°E |
| Shaking intensity | Light shaking near epicenter |
| Felt | 0 reports |
| Primary data source | USGS (United States Geological Survey) |
| Nearest volcano | Nevado Queva (28 km / 17 mi) |
| Nearby towns and cities | 55 km (34 mi) WNW of San Antonio de los Cobres (Salta) (pop: 4,000) | Show on map | Quakes nearby 97 km (60 mi) WNW of Santa Rosa de Tastil (Salta) (pop: 2,000) | Show on map | Quakes nearby 156 km (97 mi) W of Jujuy (pop: 305,900) | Show on map | Quakes nearby 164 km (102 mi) WNW of Salta (pop: 512,700) | Show on map | Quakes nearby 166 km (103 mi) W of Palpala (pop: 48,200) | Show on map | Quakes nearby 179 km (111 mi) WSW of Humahuaca (pop: 11,400) | Show on map | Quakes nearby 200 km (124 mi) W of San Pedro de Jujuy (pop: 58,400) | Show on map | Quakes nearby 210 km (130 mi) W of Libertador General San Martin (pop: 49,300) | Show on map | Quakes nearby 276 km (171 mi) WSW of Oran (Salta) (pop: 74,100) | Show on map | Quakes nearby 346 km (215 mi) NNW of San Miguel de Tucuman (Tucumán) (pop: 781,000) | Show on map | Quakes nearby |
| Estimated seismic energy released | 1.3 x 1014 joules (35 gigawatt hours, equivalent to 30089 tons of TNT or 1.9 atomic bombs!) | about seismic energy |
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Mag. | Depth | Location | Source |
| 6.2 | 192 km | Jujuy, Argentina | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (17 quakes)
Date and time | Mag Depth | Location | Details |
| Apr 9, 1985 05:08 37 years ago | 4.2 217 km | Departamento de Susques, Jujuy, 68 km NW of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Mar 3, 1985 04:58 37 years ago | 4.2 211 km | Departamento de Los Andes, Salta, 194 km W of Jujuy, Departamento de Doctor Manuel Belgrano, Jujuy, Argentina | More |
| Feb 21, 1985 02:51 37 years ago | 4.5 209 km | Departamento de Susques, Jujuy, 62 km NW of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Feb 20, 1985 02:00 37 years ago | 4.7 190 km | 50 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Feb 16, 1985 02:56 37 years ago | 4.1 203 km | Departamento de Susques, Jujuy, 67 km NW of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Feb 6, 1985 04:45 37 years ago | 4.2 216 km | Departamento de Susques, Jujuy, 66 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Feb 2, 1985 11:39 37 years ago | 4.3 210 km | 51 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Dec 29, 1984 12:37 38 years ago | 4.5 219 km | Departamento de Susques, 161 km NW of Jujuy, Departamento de Doctor Manuel Belgrano, Jujuy, Argentina | More |
| Dec 17, 1984 04:40 38 years ago | 4.5 199 km | 54 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Dec 2, 1984 09:25 38 years ago | 4.5 215 km | Departamento de Susques, Jujuy, 41 km NW of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Nov 28, 1984 11:22 38 years ago | 4.8 195 km | Departamento de Susques, Jujuy, 58 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Nov 23, 1984 01:10 38 years ago | 4.2 214 km | Departamento de Susques, Jujuy, 45 km NW of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Nov 12, 1984 01:07 38 years ago | 4.5 212 km | 61 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Nov 9, 1984 09:23 38 years ago | 4.8 185 km | 45 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Oct 31, 1984 05:29 38 years ago | 4.7 206 km | Departamento de Los Andes, 191 km W of Salta, Departamento Capital, Salta, Argentina | More |
| Oct 21, 1984 16:17 38 years ago | 4.3 201 km | 65 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
| Oct 20, 1984 20:53 38 years ago | 4.4 204 km | 57 km W of San Antonio de los Cobres, Departamento de Los Andes, Salta, Argentina | More |
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