2023-10-19 02:31:56 (M4.4) Chile-Argentina border region -24.2 -68.1 (1cbfb)

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M4.4 Earthquake - Chile-Argentina border region

Preliminary Report
Magnitude 4.4
Date-Time
  • Universal Time (UTC): 19 Oct 2023 02:31:57
  • Time near the Epicenter (1): 18 Oct 2023 22:31:57
  • Time in your area (1): 18 Oct 2023 18:31:57
Location 24.181S 68.088W
Depth 117 km
Distances
  • 141.1 km (87.5 mi) S of San Pedro de Atacama, Chile
  • 209.2 km (129.7 mi) SSE of Calama, Chile
  • 242.1 km (150.1 mi) ESE of Antofagasta, Chile
  • 268.8 km (166.7 mi) ESE of Mejillones, Chile
  • 277.9 km (172.3 mi) ENE of Taltal, Chile
Location Uncertainty Horizontal: 4.7 km; Vertical 7.9 km
Parameters Nph = 26; Dmin = 136.3 km; Rmss = 1.10 seconds; Gp = 82°
Version =
Event ID us 6000lghw

(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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