2023-12-20 12:09:14 (M5.6) South Sandwich Islands region -56.1 -27.8 (70fa9)

M5.6 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.6
Date-Time	Universal Time (UTC): 20 Dec 2023 12:09:14 Time near the Epicenter (1): 20 Dec 2023 10:09:14 Time in your area (1): 20 Dec 2023 17:39:14
Location	56.114S 27.784W
Depth	116 km
Distances	2414.0 km (1496.7 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2530.9 km (1569.2 mi) ENE of Ushuaia, Argentina 2535.0 km (1571.7 mi) E of Río Grande, Argentina 2727.9 km (1691.3 mi) E of Río Gallegos, Argentina 2740.0 km (1698.8 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 10.2 km; Vertical 4.5 km
Parameters	Nph = 108; Dmin = 590.7 km; Rmss = 0.74 seconds; Gp = 29° Version =
Event ID	us 7000lkb0

(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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