2025-08-23 16:23:17 UPDATED: (M3.6) Southern Alaska 60.3 -153.1 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M3.6 Earthquake - Southern Alaska

Preliminary Report

Magnitude	3.6
Date-Time	Universal Time (UTC): 23 Aug 2025 16:23:18 Time near the Epicenter (1): 23 Aug 2025 08:23:18 Time in your area (1): 23 Aug 2025 08:23:18
Location	60.320N 153.133W
Depth	143 km
Distances	66.8 km (41.4 mi) E of Port Alsworth, Alaska 202.6 km (125.6 mi) WSW of Anchorage, Alaska 223.8 km (138.8 mi) WSW of Eagle River, Alaska 233.2 km (144.6 mi) SW of Knik-Fairview, Alaska 990.9 km (614.3 mi) W of Whitehorse, Canada
Location Uncertainty	Horizontal: 0.0 km; Vertical 0.3 km
Parameters	Nph = 120; Dmin = 0.0 km; Rmss = 0.50 seconds; Gp = 0° Version = 1
Event ID	ak 025aswyglx ***This event has been revised.

(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
Alaska Earthquake Center
Geophysical Institute, University of Alaska Fairbanks

https://earthquake.alaska.edu

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