2025-05-23 19:36:34 (M4.7) south of Alaska 55.1 -156.4 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - south of Alaska

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 23 May 2025 19:36:35 Time near the Epicenter (1): 23 May 2025 09:36:35 Time in your area (1): 23 May 2025 11:36:35
Location	55.134N 156.448W
Depth	10 km
Distances	178.3 km (110.6 mi) SE of Chignik, Alaska 778.7 km (482.8 mi) SSW of Anchorage, Alaska 798.0 km (494.8 mi) SSW of Eagle River, Alaska 815.0 km (505.3 mi) SSW of Knik-Fairview, Alaska 1387.2 km (860.1 mi) WSW of Juneau, Alaska
Location Uncertainty	Horizontal: 5.2 km; Vertical 1.9 km
Parameters	Nph = 88; Dmin = 92.7 km; Rmss = 0.72 seconds; Gp = 140° Version =
Event ID	us 7000q16d

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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