From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 55 835S, 26 863W Magnitude: 5 1 Depth: 36 km Universal Time (UTC): 4 Nov 2025 03:20:56 Time near the Epicenter (1): 4 Nov 2025 01:20:56 Time in your area (1): 4 Nov 2025 13:20:56

Location with respect to nearby cities: 2355 8 km (1460 6 mi) SW of Edinburgh of the Seven Seas, Saint Helena 2594 4 km (1608 5 mi) ENE of Ushuaia, Argentina 2597 6 km (1610 5 mi) ENE of Río Grande, Argentina 2789 1 km (1729 2 mi) E of Río Gallegos, Argentina 2795 9 km (1733 4 mi) E of Puerto Deseado, Argentina

ADDITIONAL PARAMETERS

event ID : us 6000rlb7

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/us6000rlb7?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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