| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -31.390, -67.651 |
| UTC time | 1977-11-23 21:52:02.300 |
Earthquake details
Wednesday, November 23, 1977 Earthquake
The earthquake hit Argentina on Wednesday, November 23, 1977 at 21:52 UTC with a magnitude of 5.4. The closest known location in the current dataset is Caucete (Argentina - AR), about 66.6 km away. The epicenter is located at longitude -67.651 and latitude -31.390.
| Location | San Juan |
| Country | Argentina (AR) |
| Severity | Strong |
Earthquake map 1977-11-23
Closest countries
The 12 closest cities near the epicenter.
| Caucete | 66.6 km |
| Santa Lucía | 82.1 km |
| Chimbas | 84.5 km |
| San Juan | 85.7 km |
| Pocito | 94.3 km |
| Mendoza | 200.5 km |
| San Martín | 203.8 km |
| La Rioja | 233.3 km |
| San Luis | 245.5 km |
| Chilecito | 248.5 km |
| Villa Carlos Paz | 300.3 km |
| Alta Gracia | 307.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.9
San Juan
Argentina · 2026-04-17 06:19 UTC
|
151.4 km |
|
M 5.0
San Juan
Argentina · 2026-03-09 06:10 UTC
|
180.6 km |
|
M 4.3
San Juan
Argentina · 2026-02-28 23:05 UTC
|
110.7 km |
|
M 4.3
San Juan
Argentina · 2026-01-22 19:40 UTC
|
90.8 km |
|
M 4.6
San Juan
Argentina · 2026-01-15 08:30 UTC
|
122.8 km |
|
M 4.4
San Juan
Argentina · 2026-01-12 00:57 UTC
|
124.3 km |
|
M 4.6
San Juan
Argentina · 2026-01-08 14:14 UTC
|
17.7 km |
|
M 4.5
San Juan
Argentina · 2025-12-30 08:10 UTC
|
7.9 km |
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