2023-12-20 09:57:15 (M4.8) South Sandwich Islands region -58.2 -24.8 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.8 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 20 Dec 2023 09:57:15 Time near the Epicenter (1): 20 Dec 2023 07:57:15 Time in your area (1): 20 Dec 2023 01:57:15
Location	58.209S 24.794W
Depth	20 km
Distances	2521.3 km (1563.2 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2658.2 km (1648.1 mi) E of Ushuaia, Argentina 2674.8 km (1658.4 mi) E of Río Grande, Argentina 2884.0 km (1788.1 mi) E of Río Gallegos, Argentina 2895.0 km (1794.9 mi) E of Punta Arenas, Chile
Location Uncertainty	Horizontal: 13.2 km; Vertical 6.2 km
Parameters	Nph = 34; Dmin = 845.9 km; Rmss = 0.65 seconds; Gp = 95° Version =
Event ID	us 7000lkaj

(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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