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11 October, 2021

2021-10-11 09:10:24 UPDATED: (M6.9) Alaska Peninsula 56.3 -156.6 (70fa9)

M6.9 Earthquake - Alaska Peninsula

Preliminary Report
Magnitude 6.9
Date-Time
  • 11 Oct 2021 09:10:25 UTC
  • 11 Oct 2021 01:10:25 near epicenter
  • 11 Oct 2021 14:40:25 standard time in your timezone
Location 56.258N 156.553W
Depth 69 km
Distances
  • 114.7 km (71.1 mi) E of Chignik, Alaska
  • 672.8 km (417.1 mi) SSW of Anchorage, Alaska
  • 692.9 km (429.6 mi) SSW of Eagle River, Alaska
  • 708.6 km (439.3 mi) SSW of Knik-Fairview, Alaska
  • 1341.1 km (831.5 mi) WSW of Whitehorse, Canada
Location Uncertainty Horizontal: 0.0 km; Vertical 0.9 km
Parameters Nph = 104; Dmin = 0.0 km; Rmss = 0.71 seconds; Gp = 0°
Version = 2
Event ID ak 021d1u1nos ***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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