2021-12-04 19:22:06 (M4.1) Off the coast of Antofagasta, Chile -22.0 -71.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.1 Earthquake - Off the coast of Antofagasta, Chile

Preliminary Report

Magnitude	4.1
Date-Time	4 Dec 2021 19:22:07 UTC 4 Dec 2021 14:22:07 near epicenter 4 Dec 2021 11:22:07 standard time in your timezone
Location	22.022S 71.264W
Depth	28 km
Distances	110.3 km (68.4 mi) W of Tocopilla, Chile 201.4 km (124.9 mi) NNW of Antofagasta, Chile 231.3 km (143.4 mi) SSW of Iquique, Chile 246.0 km (152.5 mi) WNW of Calama, Chile 383.3 km (237.6 mi) NNW of Taltal, Chile
Location Uncertainty	Horizontal: 4.8 km; Vertical 7.8 km
Parameters	Nph = 37; Dmin = 142.8 km; Rmss = 1.01 seconds; Gp = 193° Version =
Event ID	us 6000g929

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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