2021-08-20 12:20:20 (M4.6) Andreanof Islands, Aleutian Islands, Alaska 52.3 -173.3 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.6 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.6
Date-Time	20 Aug 2021 12:20:20 UTC 20 Aug 2021 02:20:20 near epicenter 20 Aug 2021 04:20:20 standard time in your timezone
Location	52.278N 173.328W
Depth	95 km
Distances	60.3 km (37.4 mi) E of Atka, Alaska 1483.1 km (919.5 mi) SSE of Anadyr, Russia 1729.2 km (1072.1 mi) ESE of Klyuchi, Russia 1729.9 km (1072.5 mi) SW of Anchorage, Alaska 1750.9 km (1085.6 mi) SW of Eagle River, Alaska
Location Uncertainty	Horizontal: 7.0 km; Vertical 7.9 km
Parameters	Nph = 190; Dmin = 188.2 km; Rmss = 0.91 seconds; Gp = 135° Version =
Event ID	us 6000f8s7

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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