| Magnitude | 7.0 |
| Alert | Extreme |
| Depth | 56.0 km |
| Coordinates | 10.204, -85.222 |
| UTC time | 1978-08-23 00:38:32.200 |
Earthquake details
Wednesday, August 23, 1978 Earthquake
The earthquake hit Costa Rica on Wednesday, August 23, 1978 at 00:38 UTC with a magnitude of 7.0. The closest known location in the current dataset is Puntarenas (Costa Rica - CR), about 49.1 km away. The epicenter is located at longitude -85.222 and latitude 10.204.
| Location | Puntarenas |
| Country | Costa Rica (CR) |
| Severity | Extreme |
Earthquake map 1978-08-23
Closest countries
The 12 closest cities near the epicenter.
| Puntarenas | 49.1 km |
| Liberia | 53.5 km |
| San José | 83.8 km |
| Alajuela | 112.7 km |
| San José | 128.4 km |
| San Vicente | 131.3 km |
| San Vicente de Moravia | 131.4 km |
| Purral | 133.3 km |
| Curridabat | 134.0 km |
| Rivas | 152.3 km |
| Paraíso | 154.1 km |
| Turrialba | 171.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.0
San José
Costa Rica · 2026-01-19 23:06 UTC
|
125.7 km |
|
M 4.7
Alajuela
Costa Rica · 2025-10-04 21:08 UTC
|
49.4 km |
|
M 4.8
Alajuela
Costa Rica · 2025-08-01 19:33 UTC
|
90.4 km |
|
M 4.3
Liberia
Costa Rica · 2025-07-26 17:39 UTC
|
55.3 km |
|
M 4.0
San José
Costa Rica · 2025-07-18 10:34 UTC
|
132.5 km |
|
M 4.7
San José
Costa Rica · 2025-07-06 19:59 UTC
|
121.5 km |
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