From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 58 977S, 25 701W Magnitude: 5 2 Depth: 79 km Universal Time (UTC): 21 Oct 2025 18:11:08 Time near the Epicenter (1): 21 Oct 2025 16:11:08 Time in your area (1): 22 Oct 2025 04:11:08

Location with respect to nearby cities: 2543 7 km (1577 1 mi) E of Tolhuin, Argentina 2591 9 km (1607 0 mi) E of Ushuaia, Argentina 2612 1 km (1619 5 mi) E of Río Grande, Argentina 2825 9 km (1752 1 mi) E of Río Gallegos, Argentina 2831 0 km (1755 2 mi) E of Punta Arenas, Chile

ADDITIONAL PARAMETERS

event ID : us 6000rii9

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/us6000rii9?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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