From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Shetland Islands Geographic coordinates: 61 131S, 56 134W Magnitude: 5 1 Depth: 10 km Universal Time (UTC): 20 Mar 2026 01:15:54 Time near the Epicenter (1): 19 Mar 2026 21:15:54 Time in your area (1): 20 Mar 2026 11:15:54

Location with respect to nearby cities: 985 2 km (610 8 mi) SE of Tolhuin, Argentina 1004 6 km (622 9 mi) SE of Ushuaia, Argentina 1070 0 km (663 4 mi) SE of Río Grande, Argentina 1255 2 km (778 2 mi) SE of Punta Arenas, Chile 1327 0 km (822 7 mi) SE of Río Gallegos, Argentina

ADDITIONAL PARAMETERS

event ID : us 6000shmv

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/us6000shmv?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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