| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 66.0 km |
| Coordinates | 9.270, -83.932 |
| UTC time | 1976-12-20 10:18:56.800 |
Earthquake details
Monday, December 20, 1976 Earthquake
The earthquake hit Costa Rica on Monday, December 20, 1976 at 10:18 UTC with a magnitude of 5.5. The closest known location in the current dataset is San Isidro de El General (Costa Rica - CR), about 28.0 km away. The epicenter is located at longitude -83.932 and latitude 9.270.
| Location | San Isidro de El General |
| Country | Costa Rica (CR) |
| Severity | Strong |
Earthquake map 1976-12-20
Closest countries
The 12 closest cities near the epicenter.
| San Isidro de El General | 28.0 km |
| Paraíso | 63.7 km |
| Curridabat | 72.6 km |
| Turrialba | 75.6 km |
| San José | 75.7 km |
| Purral | 77.2 km |
| San Vicente de Moravia | 78.1 km |
| San Vicente | 78.1 km |
| Alajuela | 88.6 km |
| Puntarenas | 126.8 km |
| Puerto Limón | 126.9 km |
| David | 189.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.5
San Isidro de El General
Costa Rica · 2026-02-02 01:01 UTC
|
70.7 km |
|
M 4.0
San José
Costa Rica · 2026-01-19 23:06 UTC
|
77.9 km |
|
M 4.5
San Isidro de El General
Costa Rica · 2026-01-12 12:31 UTC
|
46.5 km |
|
M 4.1
San Isidro de El General
Costa Rica · 2025-12-20 12:43 UTC
|
69.1 km |
|
M 4.4
San Isidro de El General
Costa Rica · 2025-12-07 14:20 UTC
|
49.2 km |
|
M 4.3
San Isidro de El General
Costa Rica · 2025-11-25 02:48 UTC
|
52.2 km |
|
M 5.1
San Isidro de El General
Costa Rica · 2025-11-22 18:41 UTC
|
50.6 km |
|
M 4.5
San José
Costa Rica · 2025-11-21 19:47 UTC
|
23.1 km |
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