From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 58 493S, 25 568W Magnitude: 5 6 Depth: 56 km Universal Time (UTC): 31 Aug 2025 16:24:26 Time near the Epicenter (1): 31 Aug 2025 14:24:26 Time in your area (1): 1 Sep 2025 02:24:26

Location with respect to nearby cities: 2558 5 km (1586 3 mi) E of Tolhuin, Argentina 2570 1 km (1593 4 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2608 0 km (1617 0 mi) E of Ushuaia, Argentina 2625 8 km (1628 0 mi) E of Río Grande, Argentina 2836 5 km (1758 6 mi) E of Río Gallegos, Argentina

ADDITIONAL PARAMETERS

event ID : us 7000qsu5

This event has been reviewed by a seismologist

(1) Nominal Standard Time; local and daylight savings time zone may differ For subsequent updates, maps, and technical information, see: https://earthquake usgs gov/earthquakes/eventpage/us7000qsu5?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

National Earthquake Information Center U S Geological Survey

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