2026-03-31 15:44:27 (M4.0) Southern Alaska 59.8 -152.5 (90be5)

M4.0 Earthquake - Southern Alaska

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 31 Mar 2026 15:44:27 Time near the Epicenter (1): 31 Mar 2026 07:44:27 Time in your area (1): 31 Mar 2026 07:44:27
Location	59.758N 152.478W
Depth	88 km
Distances	36.4 km (22.6 mi) W of Anchor Point, Alaska 215.7 km (133.7 mi) SW of Anchorage, Alaska 236.3 km (146.5 mi) SW of Eagle River, Alaska 251.0 km (155.6 mi) SW of Knik-Fairview, Alaska 968.3 km (600.3 mi) WSW of Whitehorse, Canada
Location Uncertainty	Horizontal: 4.4 km; Vertical 2.9 km
Parameters	Nph = 64; Dmin = 33.4 km; Rmss = 0.60 seconds; Gp = 88° Version =
Event ID	ak a2026gioyfa

(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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