2025-04-28 11:13:31 (M4.2) Chile-Bolivia border region -21.7 -68.4 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.2 Earthquake - Chile-Bolivia border region

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 28 Apr 2025 11:13:32 Time near the Epicenter (1): 28 Apr 2025 07:13:32 Time in your area (1): 28 Apr 2025 03:13:32
Location	21.709S 68.391W
Depth	122 km
Distances	55.5 km (34.4 mi) SSW of Ollagüe, Chile 99.4 km (61.6 mi) NNE of Calama, Chile 191.5 km (118.7 mi) ENE of Tocopilla, Chile 213.6 km (132.4 mi) SW of Uyuni, Bolivia 246.8 km (153.0 mi) SE of Iquique, Chile
Location Uncertainty	Horizontal: 6.5 km; Vertical 7.0 km
Parameters	Nph = 51; Dmin = 88.5 km; Rmss = 1.09 seconds; Gp = 57° Version =
Event ID	us 7000pviq

(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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