From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 58 792S, 25 307W Magnitude: 5 1 Depth: 34 km Universal Time (UTC): 23 Sep 2025 05:36:34 Time near the Epicenter (1): 23 Sep 2025 03:36:34 Time in your area (1): 23 Sep 2025 15:36:34

Location with respect to nearby cities: 2568 9 km (1592 7 mi) E of Tolhuin, Argentina 2592 7 km (1607 4 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2617 5 km (1622 9 mi) E of Ushuaia, Argentina 2636 9 km (1634 9 mi) E of Río Grande, Argentina 2849 6 km (1766 8 mi) E of Río Gallegos, Argentina

ADDITIONAL PARAMETERS

event ID : us 6000rc8b

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/us6000rc8b?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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