2025-08-12 03:30:55 (M4.3) Near the coast of Antofagasta, Chile -24.6 -70.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.3 Earthquake - Near the coast of Antofagasta, Chile

Preliminary Report

Magnitude	4.3
Date-Time	Universal Time (UTC): 12 Aug 2025 03:30:56 Time near the Epicenter (1): 11 Aug 2025 23:30:56 Time in your area (1): 11 Aug 2025 19:30:56
Location	24.579S 70.546W
Depth	23 km
Distances	91.9 km (57.0 mi) N of Taltal, Chile 103.8 km (64.4 mi) S of Antofagasta, Chile 164.2 km (101.8 mi) S of Mejillones, Chile 206.8 km (128.2 mi) NNW of Diego de Almagro, Chile 277.8 km (172.2 mi) S of Tocopilla, Chile
Location Uncertainty	Horizontal: 2.3 km; Vertical 7.5 km
Parameters	Nph = 23; Dmin = 116.2 km; Rmss = 1.13 seconds; Gp = 178° Version =
Event ID	us 6000r00i

(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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