2023-12-25 17:32:35 (M4.6) Unimak Island region, Alaska 53.5 -163.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.6 Earthquake - Unimak Island region, Alaska

Preliminary Report

Magnitude	4.6
Date-Time	Universal Time (UTC): 25 Dec 2023 17:32:36 Time near the Epicenter (1): 25 Dec 2023 07:32:36 Time in your area (1): 25 Dec 2023 09:32:36
Location	53.537N 163.460W
Depth	21 km
Distances	146.7 km (90.9 mi) S of False Pass, Alaska 1177.6 km (730.1 mi) SW of Anchorage, Alaska 1198.6 km (743.1 mi) SW of Eagle River, Alaska 1211.1 km (750.9 mi) SW of Knik-Fairview, Alaska 1642.9 km (1018.6 mi) SSE of Anadyr, Russia
Location Uncertainty	Horizontal: 4.8 km; Vertical 5.9 km
Parameters	Nph = 47; Dmin = 135.0 km; Rmss = 0.97 seconds; Gp = 167° Version =
Event ID	us 7000lldz

(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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