Magnitude 7.8 Kamchatka Aftershock: No Tsunami Threat to Hawaiʻi Confirmed

HONOLULU, Hawaiʻi – The NWS Pacific Tsunami Warning Center (PTWC) in Honolulu has issued Tsunami Information Statement Number 4, definitively confirming that there is no tsunami threat to Hawaiʻi following the Magnitude 7.8 earthquake off the east coast of Kamchatka, Russia. The statement, issued at 10:41 a.m. HST on Thursday, September 18, 2025, means no action is required for residents in the State of Hawaiʻi.

Earthquake Details:

The earthquake occurred at 8:58 a.m. HST on Thursday, September 18, 2025, with preliminary parameters as follows:

  • Coordinates: 53.0 North, 160.8 East
  • Location: Off the East Coast of Kamchatka, Russia
  • Magnitude: 7.8 (Moment…

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