2025-06-07 16:17:29 (M4.7) South Sandwich Islands region -56.0 -27.9 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 7 Jun 2025 16:17:29 Time near the Epicenter (1): 7 Jun 2025 14:17:29 Time in your area (1): 7 Jun 2025 08:17:29
Location	55.964S 27.885W
Depth	98 km
Distances	2404.1 km (1490.5 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2528.9 km (1567.9 mi) ENE of Ushuaia, Argentina 2532.1 km (1569.9 mi) ENE of Río Grande, Argentina 2723.8 km (1688.7 mi) E of Río Gallegos, Argentina 2732.7 km (1694.3 mi) E of Puerto Deseado, Argentina
Location Uncertainty	Horizontal: 8.8 km; Vertical 3.9 km
Parameters	Nph = 83; Dmin = 580.0 km; Rmss = 0.52 seconds; Gp = 67° Version =
Event ID	us 6000qiqu

(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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