Earthquake details

Tuesday, July 31, 1973 Earthquake

The earthquake hit Chile on Tuesday, July 31, 1973 at 12:57 UTC with a magnitude of 5.3. The closest known location in the current dataset is Copiapó (Chile - CL), about 87.6 km away. The epicenter is located at longitude -70.913 and latitude -26.774.

Magnitude	5.3
Alert	Strong
Depth	33.0 km
Coordinates	-26.774, -70.913
UTC time	1973-07-31 12:57:18.100

Location	Copiapó
Country	Chile (CL)
Severity	Strong

Earthquake map 1973-07-31

Closest countries

The 12 closest cities near the epicenter.

Copiapó	87.6 km
Vallenar	201.2 km
La Serena	350.2 km
Antofagasta	351.4 km
Coquimbo	356.4 km
Ovalle	426.9 km
Chilecito	428.2 km
La Rioja	495.2 km
Calama	521.0 km
Aguilares	530.1 km
Catamarca	539.8 km
Famaillá	547.9 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.3

Copiapó

Chile · 2026-06-07 19:40 UTC

96.3 km

M 4.2

Copiapó

Chile · 2026-05-23 04:53 UTC

63.0 km

M 4.3

Copiapó

Chile · 2026-01-17 21:55 UTC

98.2 km

M 4.1

Copiapó

Chile · 2026-01-02 19:30 UTC

81.0 km

M 5.5

Copiapó

Chile · 2025-11-03 15:51 UTC

90.5 km

M 4.5

Copiapó

Chile · 2025-10-15 13:37 UTC

89.1 km

M 4.0

Copiapó

Chile · 2025-09-24 11:32 UTC

61.2 km

M 4.1

Copiapó

Chile · 2025-08-11 20:37 UTC

22.4 km

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