From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: South Sandwich Islands region Geographic coordinates: 58 675S, 25 247W Magnitude: 5 7 Depth: 35 km Universal Time (UTC): 17 Dec 2025 17:05:57 Time near the Epicenter (1): 17 Dec 2025 15:05:57 Time in your area (1): 18 Dec 2025 03:05:57

Location with respect to nearby cities: 2574 1 km (1595 9 mi) E of Tolhuin, Argentina 2579 5 km (1599 3 mi) SSW of Edinburgh of the Seven Seas, Saint Helena 2623 0 km (1626 3 mi) E of Ushuaia, Argentina 2641 8 km (1637 9 mi) E of Río Grande, Argentina 2853 8 km (1769 4 mi) E of Río Gallegos, Argentina

ADDITIONAL PARAMETERS

event ID : us 6000rvhe

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/us6000rvhe?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

National Earthquake Information Center U S Geological Survey

DISCLAIMER: https://earthquake usgs gov/ens/help html?page=help#disclaimer

This email was sent to earthquakes@aus-city com

You requested mail for events between -90 0/90 0 latitude and 180 0/-180 0 longitude (Default World) for M5 0 at all times

To change your parameters, go to https://earthquake usgs gov/ens/ To unsubscribe, send a one-line reply to this message with: STOP earthquakes@aus-city com