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22 December, 2021

2021-12-21 22:42:14 UPDATED: (M6.0) Southern Alaska 60.2 -153.3 (70fa9)

M6.0 Earthquake - Southern Alaska

Preliminary Report
Magnitude 6.0
Date-Time
  • 21 Dec 2021 22:42:15 UTC
  • 21 Dec 2021 13:42:15 near epicenter
  • 22 Dec 2021 04:12:15 standard time in your timezone
Location 60.160N 153.317W
Depth 114 km
Distances
  • 55.6 km (34.5 mi) E of Port Alsworth, Alaska
  • 220.8 km (136.9 mi) SW of Anchorage, Alaska
  • 242.0 km (150.0 mi) SW of Eagle River, Alaska
  • 252.1 km (156.3 mi) SW of Knik-Fairview, Alaska
  • 1004.3 km (622.6 mi) WSW of Whitehorse, Canada
Location Uncertainty Horizontal: 0.0 km; Vertical 0.2 km
Parameters Nph = 158; Dmin = 0.0 km; Rmss = 0.81 seconds; Gp = 0°
Version = 1
Event ID ak 021gbh4rso ***This event has been revised.

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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