2021-10-21 16:57:39 (M3.5) Gulf of Alaska 57.1 -146.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.5 Earthquake - Gulf of Alaska

Preliminary Report

Magnitude	3.5
Date-Time	21 Oct 2021 16:57:40 UTC 21 Oct 2021 06:57:40 near epicenter 21 Oct 2021 08:57:40 standard time in your timezone
Location	57.117N 146.536W
Depth	10 km
Distances	339.6 km (210.5 mi) SSE of Chenega, Alaska 495.6 km (307.3 mi) SSE of Anchorage, Alaska 499.3 km (309.5 mi) SSE of Eagle River, Alaska 519.7 km (322.2 mi) SSE of Knik-Fairview, Alaska 733.2 km (454.6 mi) WSW of Juneau, Alaska
Location Uncertainty	Horizontal: 8.3 km; Vertical 2.0 km
Parameters	Nph = 95; Dmin = 258.2 km; Rmss = 0.62 seconds; Gp = 167° Version =
Event ID	us 6000fwfz

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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