| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 69.0 km |
| Coordinates | -21.861, -68.291 |
| UTC time | 1978-07-31 11:34:34.500 |
Earthquake details
Monday, July 31, 1978 Earthquake
The earthquake hit Chile on Monday, July 31, 1978 at 11:34 UTC with a magnitude of 5.3. The closest known location in the current dataset is Calama (Chile - CL), about 93.0 km away. The epicenter is located at longitude -68.291 and latitude -21.861.
| Location | Calama |
| Country | Chile (CL) |
| Severity | Strong |
Earthquake map 1978-07-31
Closest countries
The 12 closest cities near the epicenter.
| Calama | 93.0 km |
| Alto Hospicio | 258.7 km |
| Iquique | 266.4 km |
| Villazón | 279.5 km |
| Antofagasta | 294.0 km |
| Potosí | 366.2 km |
| Tarija | 370.1 km |
| San Salvador de Jujuy | 401.9 km |
| Palpalá | 412.9 km |
| Bermejo | 418.6 km |
| Libertador General San Martín | 419.5 km |
| Arica | 431.4 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.4
Calama
Chile · 2026-06-27 06:36 UTC
42.2 km
M 4.3
Calama
Chile · 2026-06-25 11:13 UTC
51.9 km
M 4.4
Calama
Chile · 2026-06-25 02:17 UTC
68.2 km
M 4.3
Calama
Chile · 2026-06-19 17:49 UTC
68.6 km
M 4.2
Calama
Chile · 2026-05-30 01:48 UTC
50.8 km
M 5.1
Calama
Chile · 2026-05-27 05:23 UTC
66.6 km
M 4.7
Calama
Chile · 2026-05-27 00:41 UTC
186.7 km
M 4.0
Calama
Chile · 2026-05-26 16:03 UTC
83.1 km
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