2021-07-31 15:25:35 (M4.0) Tarapaca, Chile -20.3 -69.1 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Tarapaca, Chile

Preliminary Report

Magnitude	4.0
Date-Time	31 Jul 2021 15:25:36 UTC 31 Jul 2021 11:25:36 near epicenter 31 Jul 2021 07:25:36 standard time in your timezone
Location	20.348S 69.128W
Depth	110 km
Distances	107.8 km (66.8 mi) E of Iquique, Chile 222.8 km (138.1 mi) NNE of Tocopilla, Chile 229.3 km (142.1 mi) W of Colchani, Bolivia 234.5 km (145.4 mi) N of Calama, Chile 240.7 km (149.2 mi) W of Uyuni, Bolivia
Location Uncertainty	Horizontal: 6.8 km; Vertical 7.2 km
Parameters	Nph = 25; Dmin = 22.9 km; Rmss = 0.62 seconds; Gp = 84° Version =
Event ID	us 6000f104

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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