| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 134.0 km |
| Coordinates | -28.824, -67.388 |
| UTC time | 1977-08-20 18:24:23.700 |
Earthquake details
Saturday, August 20, 1977 Earthquake
The earthquake hit Argentina on Saturday, August 20, 1977 at 18:24 UTC with a magnitude of 5.1. The closest known location in the current dataset is Chilecito (Argentina - AR), about 39.1 km away. The epicenter is located at longitude -67.388 and latitude -28.824.
| Location | Chilecito |
| Country | Argentina (AR) |
| Severity | Strong |
Earthquake map 1977-08-20
Closest countries
The 12 closest cities near the epicenter.
| Chilecito | 39.1 km |
| La Rioja | 83.7 km |
| Catamarca | 161.5 km |
| Aguilares | 233.1 km |
| Famaillá | 277.4 km |
| Yerba Buena | 304.2 km |
| San Miguel de Tucumán | 308.2 km |
| Tafí Viejo | 313.1 km |
| Chimbas | 316.9 km |
| Santa Lucía | 320.7 km |
| San Juan | 321.6 km |
| Caucete | 326.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.5
Chilecito
Argentina · 2026-04-10 02:09 UTC
|
114.1 km |
|
M 4.2
Chilecito
Argentina · 2026-03-13 14:58 UTC
|
12.6 km |
|
M 4.2
Chilecito
Argentina · 2026-01-04 22:29 UTC
|
12.5 km |
|
M 4.3
Chilecito
Argentina · 2025-12-10 00:15 UTC
|
60.8 km |
|
M 4.1
Chilecito
Argentina · 2025-09-13 17:11 UTC
|
34.7 km |
|
M 4.8
Chilecito
Argentina · 2025-06-24 01:53 UTC
|
103.3 km |
|
M 4.3
Chilecito
Argentina · 2025-06-23 04:38 UTC
|
102.4 km |
|
M 4.1
Chilecito
Argentina · 2025-06-10 17:55 UTC
|
26.6 km |
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