2021-09-11 16:41:24 (M4.0) Off the coast of Tarapaca, Chile -18.5 -71.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Off the coast of Tarapaca, Chile

Preliminary Report

Magnitude	4.0
Date-Time	11 Sep 2021 16:41:24 UTC 11 Sep 2021 12:41:24 near epicenter 11 Sep 2021 08:41:24 standard time in your timezone
Location	18.538S 71.458W
Depth	43 km
Distances	99.4 km (61.7 mi) S of Pacocha, Peru 101.0 km (62.6 mi) S of Ilo, Peru 122.7 km (76.1 mi) W of Arica, Chile 139.9 km (86.7 mi) WSW of Tacna, Peru 156.7 km (97.1 mi) SSW of San Antonio, Peru
Location Uncertainty	Horizontal: 8.3 km; Vertical 12.9 km
Parameters	Nph = 23; Dmin = 119.2 km; Rmss = 0.97 seconds; Gp = 191° Version =
Event ID	us 7000fack

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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