2025-02-04 19:32:28 UPDATED: (M4.6) Unimak Island region, Alaska 53.3 -163.9 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Unimak Island region, Alaska

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 4 Feb 2025 19:32:29 Time near the Epicenter (1): 4 Feb 2025 09:32:29 Time in your area (1): 4 Feb 2025 11:32:29
Location	53.341N 163.923W
Depth	25 km
Distances	150.8 km (93.5 mi) SE of Akutan, Alaska 1213.6 km (752.5 mi) SW of Anchorage, Alaska 1234.7 km (765.5 mi) SW of Eagle River, Alaska 1247.1 km (773.2 mi) SW of Knik-Fairview, Alaska 1644.6 km (1019.6 mi) SSE of Anadyr, Russia
Location Uncertainty	Horizontal: 5.9 km; Vertical 5.6 km
Parameters	Nph = 67; Dmin = 138.7 km; Rmss = 0.55 seconds; Gp = 183° Version =
Event ID	us 7000pbb1 ***This event supersedes event AK0251m7balw.

(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
National Earthquake Information Center
U.S. Geological Survey


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