2025-07-21 23:20:31 (M4.5) Atacama, Chile -26.2 -69.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.5 Earthquake - Atacama, Chile

Preliminary Report

Magnitude	4.5
Date-Time	Universal Time (UTC): 21 Jul 2025 23:20:32 Time near the Epicenter (1): 21 Jul 2025 19:20:32 Time in your area (1): 21 Jul 2025 15:20:32
Location	26.178S 69.115W
Depth	93 km
Distances	95.9 km (59.5 mi) ENE of Diego de Almagro, Chile 161.9 km (100.4 mi) ESE of Taltal, Chile 178.8 km (110.9 mi) NE of Copiapó, Chile 259.3 km (160.8 mi) NW of Tinogasta, Argentina 308.2 km (191.1 mi) SSE of Antofagasta, Chile
Location Uncertainty	Horizontal: 6.5 km; Vertical 7.8 km
Parameters	Nph = 38; Dmin = 122.2 km; Rmss = 0.70 seconds; Gp = 85° Version =
Event ID	us 6000qu1a

(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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