2023-05-23 23:18:19 (M4.2) Near the coast of Bio-Bio, Chile -36.8 -73.7 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.2 Earthquake - Near the coast of Bio-Bio, Chile

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 23 May 2023 23:18:20 Time near the Epicenter (1): 23 May 2023 19:18:20 Time in your area (1): 23 May 2023 15:18:20
Location	36.781S 73.728W
Depth	18 km
Distances	54.9 km (34.1 mi) W of Talcahuano, Chile 59.4 km (36.9 mi) WNW of Coronel, Chile 60.7 km (37.7 mi) W of Concepci�n, Chile 61.3 km (38.0 mi) NW of Lota, Chile 63.3 km (39.2 mi) NW of Arauco, Chile
Location Uncertainty	Horizontal: 2.0 km; Vertical 5.8 km
Parameters	Nph = 27; Dmin = 48.2 km; Rmss = 0.54 seconds; Gp = 135° Version =
Event ID	us 7000k3cp

(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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