2023-02-28 20:10:34 (M4.1) Chile-Bolivia border region -21.9 -68.5 (1cbfb)

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M4.1 Earthquake - Chile-Bolivia border region

Preliminary Report
Magnitude 4.1
Date-Time
  • Universal Time (UTC): 28 Feb 2023 20:10:34
  • Time near the Epicenter (1): 28 Feb 2023 16:10:34
  • Time in your area (1): 28 Feb 2023 12:10:34
Location 21.942S 68.515W
Depth 141 km
Distances
  • 70.9 km (43.9 mi) NE of Calama, Chile
  • 174.6 km (108.2 mi) E of Tocopilla, Chile
  • 240.3 km (149.0 mi) SW of Uyuni, Bolivia
  • 245.0 km (151.9 mi) SW of Colchani, Bolivia
  • 255.9 km (158.7 mi) SE of Iquique, Chile
Location Uncertainty Horizontal: 6.6 km; Vertical 7.3 km
Parameters Nph = 28; Dmin = 76.8 km; Rmss = 0.76 seconds; Gp = 102°
Version =
Event ID us 7000jgbr

(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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