Tsunami · American Samoa

Tsunami July 30, 2025 · Tutuila, American Samoa

What the National Weather Service wrote

Harbormaster confirmed minor coastal flooding of Marina.

The wider storm

On Tuesday, July 29th, at 12:25 PM SST, an 8.8 magnitude earthquake struck off the coast of Kamchatka, Russia. This triggered a Tsunami Advisory from the Pacific Tsunami Warning Center (PTWC) for all of American Samoa's islands at 2:39 PM SST.

Reports of coastal inundation occurred late on the 29th and into the early morning of the 30th. Water covered coastal roadways in Fagasa Village and several villages along Pago Pago Harbor. The PTWC canceled the advisory at 2:19 AM.

Source: NOAA Storm Events Database, event 1282906. Narratives are written by the National Weather Service forecast office that issued the report.

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