2020-07-23 22:08:40 (M4.3) Andreanof Islands, Aleutian Islands, Alaska 52.3 -178.1 (1cbfb)

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M4.3 Earthquake - Andreanof Islands, Aleutian Islands, Alaska

Preliminary Report

Magnitude	4.3
Date-Time	23 Jul 2020 22:08:40 UTC 23 Jul 2020 10:08:40 near epicenter 23 Jul 2020 14:08:40 standard time in your timezone
Location	52.322N 178.119W
Depth	234 km
Distances	113.3 km (70.2 mi) WNW of Adak, Alaska 1405.0 km (871.1 mi) S of Anadyr, Russia 1432.7 km (888.3 mi) ESE of Klyuchi, Russia 1566.2 km (971.1 mi) ESE of Petropavlovsk-Kamchatsky, Russia 1582.4 km (981.1 mi) ESE of Yelizovo, Russia
Location Uncertainty	Horizontal: 10.3 km; Vertical 9.5 km
Parameters	Nph = 91; Dmin = 84.4 km; Rmss = 0.83 seconds; Gp = 113° Version =
Event ID	us 6000b31i

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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