2021-10-10 18:43:22 (M4.2) Chile-Bolivia border region -21.8 -68.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.2 Earthquake - Chile-Bolivia border region

Preliminary Report

Magnitude	4.2
Date-Time	10 Oct 2021 18:43:23 UTC 10 Oct 2021 14:43:23 near epicenter 10 Oct 2021 10:43:23 standard time in your timezone
Location	21.791S 68.518W
Depth	131 km
Distances	84.7 km (52.5 mi) NNE of Calama, Chile 176.7 km (109.5 mi) E of Tocopilla, Chile 229.5 km (142.3 mi) SW of Uyuni, Bolivia 233.2 km (144.6 mi) SW of Colchani, Bolivia 243.5 km (151.0 mi) SE of Iquique, Chile
Location Uncertainty	Horizontal: 7.4 km; Vertical 7.0 km
Parameters	Nph = 33; Dmin = 74.7 km; Rmss = 1.21 seconds; Gp = 63° Version =
Event ID	us 6000ftjm

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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