2022-07-21 01:34:51 UPDATED: (M3.9) Andreanof Islands, Aleutian Islands, Alaska 51.5 -178.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.9 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	3.9
Date-Time	21 Jul 2022 01:34:52 UTC 1 Jan 1970 00:00:00 near epicenter 20 Jul 2022 17:34:52 standard time in your timezone
Location	51.466N 178.459W
Depth	10 km
Distances	134.2 km (83.2 mi) WSW of Adak, Alaska 1456.9 km (903.3 mi) ESE of Klyuchi, Russia 1496.0 km (927.5 mi) S of Anadyr, Russia 1567.6 km (971.9 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1583.3 km (981.6 mi) ESE of Vilyuchinsk, Russia
Location Uncertainty	Horizontal: 2.4 km; Vertical 1.9 km
Parameters	Nph = 55; Dmin = 46.0 km; Rmss = 0.57 seconds; Gp = 185° Version =
Event ID	us 7000hsft ***This event supersedes event AK0229a3cxt5.

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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