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Tsunami alerts continue across the Pacific

  • Writer: Jessica Franklin
    Jessica Franklin
  • Jul 30, 2025
  • 2 min read

On Wednesday morning, an earthquake with a magnitude of 8.8 occurred off the east coast of Kamchatka, Russia. The earthquake has caused a tsunami. There are several tsunami alerts in effect across the Pacific Ocean.


Tsunami warning in effect for:

  • CALIFORNIA, The coast from Cape Mendocino, California to the Oregon/Cal. Border

Tsunami advisory in effect for:

  • CALIFORNIA, The coast from the Cal./Mexico Border to Cape Mendocino, California, including San Francisco Bay

  • OREGON, The coast from The Oregon/Cal. Border to the Oregon/Wash. Border including the Columbia River estuary coast

  • WASHINGTON, Outer coast from the Oregon/Washington border to Slip Point, Columbia River estuary coast, and the Juan de Fuca Strait coast

  • BRITISH COLUMBIA, The north coast and Haida Gwaii, the central coast and northeast Vancouver Island, the outer west coast of Vancouver Island, the Juan de Fuca Strait coast

  • SOUTH ALASKA AND THE ALASKA PENINSULA, Pacific coasts from Chignik Bay, Alaska to Unimak Pass, Alaska (80 miles NE of Unalaska)

  • ALEUTIAN ISLANDS, Unimak Pass, Alaska (80 miles NE of Unalaska) to Attu, Alaska including the Pribilof Islands

  • HAWAII.

  • AMERICAN SAMOA

Tsunami waves reaching more than 3 meters above the tide level are possible along some coasts of Ecuador, the Northwestern Hawaiian Islands, and Russia.

Tsunami waves reaching 1 to 3 meters above the tide level are possible along some coasts of Chile, Costa Rica, French Polynesia, Hawaii, Japan, Jarvis Island, Johnston Atoll, Kiribati, Midway Island, Palmyra Island, Peru, Samoa, and Solomon Islands.


Tsunami waves reaching 0.3 to 1 meters above the tide level are possible for some coasts of Antarctica, Australia, Chuuk, Colombia, Cook Islands, El Salvador, Fiji, Guatemala, Howland and Baker, Indonesia, Kermadec Islands, Kosrae, Marshall Islands, Mexico, Nauru, New Caledonia, New Zealand, Nicaragua, Niue, Northern Marianas, Palau, Panama, Papua New Guinea, Philippines, Pitcairn Islands, Pohnpei, Taiwan, Tokelau, Tuvalu, Vanuatu, Wake Island, Wallis and Futuna, American Samoa, Guam and Yap.


Tsunami waves are forecast to be less than 0.3 meters above the tide level for the coasts of Brunei, China, DPR of Korea, Malaysia, Republic of Korea, and Vietnam.


There is no further tsunami threat to Guam, Rota, Tinian, or Saipan.

 
 
 

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