2025-12-28 07:55:02 (M3.4) Andreanof Islands, Aleutian Islands, Alaska 51.5 -176.3 (90be5)

M3.4 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	3.4
Date-Time	Universal Time (UTC): 28 Dec 2025 07:55:02 Time near the Epicenter (1): 27 Dec 2025 21:55:02 Time in your area (1): 27 Dec 2025 23:55:02
Location	51.470N 176.280W
Depth	16 km
Distances	51.2 km (31.7 mi) SSE of Adak, Alaska 1520.3 km (942.6 mi) SSE of Anadyr, Russia 1588.8 km (985.0 mi) ESE of Klyuchi, Russia 1713.3 km (1062.2 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1728.8 km (1071.8 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 0.0 km; Vertical 4.7 km
Parameters	Nph = 34; Dmin = 44.5 km; Rmss = 0.50 seconds; Gp = 228° Version =
Event ID	ak 2025zngxbp

(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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