2025-08-27 05:34:06 (M5.1) South Sandwich Islands region -55.4 -27.0 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M5.1 Earthquake - South Sandwich Islands region

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 27 Aug 2025 05:34:07 Time near the Epicenter (1): 27 Aug 2025 03:34:07 Time in your area (1): 26 Aug 2025 21:34:07
Location	55.372S 26.960W
Depth	31 km
Distances	2316.7 km (1436.3 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2602.1 km (1613.3 mi) ENE of Ushuaia, Argentina 2602.9 km (1613.8 mi) ENE of Río Grande, Argentina 2788.2 km (1728.7 mi) E of Puerto Deseado, Argentina 2790.8 km (1730.3 mi) E of Río Gallegos, Argentina
Location Uncertainty	Horizontal: 13.6 km; Vertical 6.9 km
Parameters	Nph = 28; Dmin = 624.4 km; Rmss = 0.54 seconds; Gp = 111° Version =
Event ID	us 7000qr91

(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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