2021-09-12 17:03:10 UPDATED: (M4.7) Unimak Island region, Alaska 53.4 -163.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.7 Earthquake - Unimak Island region, Alaska

Preliminary Report

Magnitude	4.7
Date-Time	12 Sep 2021 17:03:11 UTC 12 Sep 2021 07:03:11 near epicenter 12 Sep 2021 09:03:11 standard time in your timezone
Location	53.402N 163.537W
Depth	17 km
Distances	161.9 km (100.4 mi) S of False Pass, Alaska 1192.6 km (739.4 mi) SW of Anchorage, Alaska 1213.6 km (752.4 mi) SW of Eagle River, Alaska 1226.2 km (760.2 mi) SW of Knik-Fairview, Alaska 1652.7 km (1024.7 mi) SSE of Anadyr, Russia
Location Uncertainty	Horizontal: 5.4 km; Vertical 9.7 km
Parameters	Nph = 31; Dmin = 137.8 km; Rmss = 0.39 seconds; Gp = 215° Version =
Event ID	us 7000fakr ***This event supersedes event AK021bq06jcm.

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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