2023-12-16 22:15:43 (M4.6) Off the coast of Bio-Bio, Chile -37.1 -74.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Off the coast of Bio-Bio, Chile

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 16 Dec 2023 22:15:44 Time near the Epicenter (1): 16 Dec 2023 18:15:44 Time in your area (1): 16 Dec 2023 14:15:44
Location	37.118S 74.072W
Depth	11 km
Distances	65.8 km (40.8 mi) NW of Lebu, Chile 68.5 km (42.5 mi) WNW of Arauco, Chile 75.8 km (47.0 mi) WNW of Curanilahue, Chile 81.4 km (50.4 mi) W of Lota, Chile 96.6 km (59.9 mi) WSW of Concepción, Chile
Location Uncertainty	Horizontal: 5.3 km; Vertical 1.4 km
Parameters	Nph = 69; Dmin = 88.6 km; Rmss = 0.72 seconds; Gp = 125° Version =
Event ID	us 7000ljl1

(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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