2021-10-30 07:03:09 (M4.2) Antofagasta, Chile -23.7 -68.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.2 Earthquake - Antofagasta, Chile

Preliminary Report

Magnitude	4.2
Date-Time	30 Oct 2021 07:03:09 UTC 30 Oct 2021 03:03:09 near epicenter 29 Oct 2021 23:03:09 standard time in your timezone
Location	23.682S 68.639W
Depth	115 km
Distances	96.4 km (59.8 mi) SSW of San Pedro de Atacama, Chile 138.8 km (86.0 mi) SSE of Calama, Chile 179.2 km (111.1 mi) E of Antofagasta, Chile 237.9 km (147.5 mi) SE of Tocopilla, Chile 267.5 km (165.8 mi) NE of Taltal, Chile
Location Uncertainty	Horizontal: 6.9 km; Vertical 6.6 km
Parameters	Nph = 28; Dmin = 93.4 km; Rmss = 0.57 seconds; Gp = 79° Version =
Event ID	us 7000fq13

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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