2023-02-18 21:27:57 (M5.9) South Sandwich Islands region -55.4 -27.8 (70fa9)

M5.9 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.9
Date-Time	Universal Time (UTC): 18 Feb 2023 21:27:58 Time near the Epicenter (1): 18 Feb 2023 19:27:58 Time in your area (1): 19 Feb 2023 02:57:58
Location	55.434S 27.824W
Depth	5 km
Distances	2354.0 km (1459.5 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2547.6 km (1579.5 mi) ENE of Ushuaia, Argentina 2548.1 km (1579.8 mi) ENE of R�o Grande, Argentina 2733.7 km (1694.9 mi) E of Puerto Deseado, Argentina 2735.7 km (1696.1 mi) E of R�o Gallegos, Argentina
Location Uncertainty	Horizontal: 7.9 km; Vertical 3.6 km
Parameters	Nph = 97; Dmin = 571.2 km; Rmss = 0.50 seconds; Gp = 45° Version =
Event ID	us 6000jpzj

(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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