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7.3-magnitude quake strikes off Alaska

7.3-magnitude quake strikes off Alaska

10 Sept 17:12 Key points summarised by AI
  • A powerful 7.3-magnitude earthquake struck off Alaska's coast, with its epicenter located south of Sand Point at a shallow depth.
  • Authorities initially issued a tsunami warning for South Alaska and the Alaska Peninsula, which was later downgraded to an advisory and then entirely withdrawn.
  • The quake generated a small 0.2-foot tsunami observed at Sand Point and was followed by over a dozen aftershocks, the largest being 5.2-magnitude.
  • Residents were advised to await official clearance before re-entering hazard zones, highlighting Alaska's location on the seismically active Pacific Ring of Fire.
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