2025-12-15 18:03:52 (M5.3) Andreanof Islands, Aleutian Islands, Alaska 51.4 -176.4 (90be5)

M5.3 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	5.3
Date-Time	Universal Time (UTC): 15 Dec 2025 18:03:52 Time near the Epicenter (1): 15 Dec 2025 08:03:52 Time in your area (1): 15 Dec 2025 10:03:52
Location	51.416N 176.377W
Depth	4 km
Distances	54.0 km (33.5 mi) SSE of Adak, Alaska 1524.9 km (945.4 mi) S of Anadyr, Russia 1585.8 km (983.2 mi) ESE of Klyuchi, Russia 1708.5 km (1059.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1724.0 km (1068.9 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 0.0 km; Vertical 2.3 km
Parameters	Nph = 74; Dmin = 44.5 km; Rmss = 0.80 seconds; Gp = 202° Version =
Event ID	ak 2025yqeqgg

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Alaska Earthquake Center
Geophysical Institute, University of Alaska Fairbanks

https://earthquake.alaska.edu

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