2025-07-17 20:31:30 (M5.1) Antofagasta, Chile -24.3 -69.8 (70fa9)

M5.1 Earthquake - Antofagasta, Chile

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 17 Jul 2025 20:31:31 Time near the Epicenter (1): 17 Jul 2025 16:31:31 Time in your area (1): 18 Jul 2025 02:01:31
Location	24.251S 69.755W
Depth	81 km
Distances	92.9 km (57.6 mi) SE of Antofagasta, Chile 145.7 km (90.3 mi) SSE of Mejillones, Chile 147.8 km (91.7 mi) NNE of Taltal, Chile 216.1 km (134.0 mi) SSW of Calama, Chile 238.8 km (148.1 mi) N of Diego de Almagro, Chile
Location Uncertainty	Horizontal: 6.4 km; Vertical 5.3 km
Parameters	Nph = 82; Dmin = 102.3 km; Rmss = 1.40 seconds; Gp = 98° Version =
Event ID	us 7000qdaj

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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