From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: Rat Islands, Aleutian Islands, Alaska Geographic coordinates: 51 235N, 178 623E Magnitude: 5 0 Depth: 5 km Universal Time (UTC): 9 Dec 2025 04:30:01 Time near the Epicenter (1): 8 Dec 2025 18:30:01 Time in your area (1): 9 Dec 2025 14:30:01

Location with respect to nearby cities: 336 5 km (208 6 mi) WSW of Adak, Alaska 1296 4 km (803 8 mi) ESE of Klyuchi, Russia 1379 1 km (855 0 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1394 0 km (864 3 mi) ESE of Vilyuchinsk, Russia 1395 7 km (865 3 mi) ESE of Yelizovo, Russia

ADDITIONAL PARAMETERS

event ID : ak 2025yedhrn

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/ak2025yedhrn?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

Alaska Earthquake Center Geophysical Institute, University of Alaska Fairbanks

https://earthquake alaska edu

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