2023-01-31 16:07:10 (M4.7) Tarapaca, Chile -19.0 -69.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.7 Earthquake - Tarapaca, Chile

Preliminary Report

Magnitude	4.7
Date-Time	31 Jan 2023 16:07:11 UTC 31 Jan 2023 12:07:11 near epicenter 31 Jan 2023 08:07:11 standard time in your timezone
Location	19.047S 69.341W
Depth	121 km
Distances	119.1 km (73.9 mi) ESE of Arica, Chile 149.5 km (92.7 mi) SE of Tacna, Peru 154.5 km (95.8 mi) NNE of Iquique, Chile 250.5 km (155.3 mi) SW of Patacamaya, Bolivia 259.6 km (160.9 mi) WSW of Oruro, Bolivia
Location Uncertainty	Horizontal: 5.3 km; Vertical 4.5 km
Parameters	Nph = 103; Dmin = 70.5 km; Rmss = 0.93 seconds; Gp = 83° Version =
Event ID	us 6000jkjh

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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