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8h ago

7.3-Magnitude Quake Off Alaska Peninsula Triggers Tsunami Advisory

Authorities downgraded the tsunami warning after wave projections moderated, leaving coastal communities under an advisory as they monitor for potential impacts.

WATCH: Powerful 7.3-Magnitude Earthquake Rocks Alaska Peninsula, Frightening Video Captures Moment Houses and Cars Tremble | Image: Alaska Earthquake Centre
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Overview

  • At 12:37 pm AKDT a magnitude 7.3 earthquake struck 54 miles south of Sand Point at a depth of 20 kilometers.
  • The National Tsunami Warning Center issued a warning for coastal areas from Kennedy Entrance to Unimak Pass, encompassing Sand Point, Cold Bay and Kodiak.
  • Authorities downgraded the warning to an advisory at 1:44 pm after forecasts indicated only minor wave activity.
  • No significant wave impacts, damage or injuries have been reported so far, although coastal communities remain on alert.
  • Alaska sits on the Pacific Ring of Fire and averages one magnitude 7–8 earthquake per year, underlining the importance of sustained coastal monitoring and preparedness.