From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 60 245S, 28 990W Magnitude: 6 0 Depth: 10 km Universal Time (UTC): 12 Aug 2026 11:47:12 Time near the Epicenter (1): 12 Aug 2026 09:47:12 Time in your area (1): 12 Aug 2026 21:47:12

Location with respect to nearby cities: 2348 3 km (1455 9 mi) E of Tolhuin, Argentina 2393 1 km (1483 7 mi) E of Ushuaia, Argentina 2419 5 km (1500 1 mi) E of Río Grande, Argentina 2635 6 km (1634 1 mi) E of Punta Arenas, Chile 2641 1 km (1637 5 mi) E of Río Gallegos, Argentina

ADDITIONAL PARAMETERS

event ID : us 6000tk74

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/us6000tk74?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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