2021-12-25 14:40:48 (M3.5) Unimak Island region, Alaska 55.5 -164.2 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.5 Earthquake - Unimak Island region, Alaska

Preliminary Report

Magnitude	3.5
Date-Time	25 Dec 2021 14:40:49 UTC 25 Dec 2021 05:40:49 near epicenter 25 Dec 2021 06:40:49 standard time in your timezone
Location	55.507N 164.161W
Depth	240 km
Distances	87.0 km (53.9 mi) NNW of False Pass, Alaska 1045.8 km (648.4 mi) SW of Anchorage, Alaska 1067.0 km (661.5 mi) SW of Eagle River, Alaska 1076.6 km (667.5 mi) SW of Knik-Fairview, Alaska 1437.3 km (891.2 mi) SE of Anadyr, Russia
Location Uncertainty	Horizontal: 7.2 km; Vertical 7.8 km
Parameters	Nph = 19; Dmin = 86.6 km; Rmss = 0.37 seconds; Gp = 158° Version =
Event ID	us 6000gf8j

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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