2023-07-20 03:57:51 (M4.3) Chile-Bolivia border region -22.3 -67.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.3 Earthquake - Chile-Bolivia border region

Preliminary Report

Magnitude	4.3
Date-Time	Universal Time (UTC): 20 Jul 2023 03:57:51 Time near the Epicenter (1): 19 Jul 2023 23:57:51 Time in your area (1): 19 Jul 2023 19:57:51
Location	22.284S 67.291W
Depth	168 km
Distances	116.5 km (72.2 mi) NE of San Pedro de Atacama, Chile 169.2 km (104.9 mi) E of Calama, Chile 176.3 km (109.3 mi) W of La Quiaca, Argentina 176.4 km (109.4 mi) W of Villaz�n, Bolivia 277.4 km (172.0 mi) WSW of Tarija, Bolivia
Location Uncertainty	Horizontal: 8.8 km; Vertical 8.9 km
Parameters	Nph = 19; Dmin = 117.4 km; Rmss = 0.77 seconds; Gp = 87° Version =
Event ID	us 7000kh0x

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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