Explained: Why a Russian earthquake triggered tsunami alerts in Hawaii, Japan, and the US West Coast
Wednesday, 30 July 2025 () Such quakes happen along subduction zones—where one tectonic plate dives beneath another—causing the ocean floor to jolt violently. That displacement sends out shockwaves in the form of tsunami waves. These waves travel at speeds of up to 800 km/h and fan out in all directions, much like ripples from a stone dropped in a pond.
Tsunami waves strike Hawaii and the U.S. West Coast following a powerful 8.8 magnitude earthquake. Meanwhile, former President Donald Trump unveils a bold new measure in his ongoing effort to combat illegal immigration. Watch the FULL SHOW of FOX & Friends from July 30, 2025, for breaking...
Chile and New Zealand maintain tsunami warnings as threat subsides in most places
The danger from Wednesday's 8.8 magnitude earthquake appeared to be subsiding in most places, but Chile kept alerts..
Credit: euronews (in English) Duration: 01:00Published
Tsunami warnings lifted in Japan and US but Chile remains on alert
Tsunami alerts were issued across the Pacific after waves followed a powerful 8.8-magnitude earthquake off Russia’s remote..
Credit: euronews (in English) Duration: 01:00Published
A massive 8.8 magnitude earthquake off Russia's Kamchatka Peninsula triggered widespread tsunami warnings across the Pacific in July 2025. Coastal regions from... IndiaTimes
Wednesday, 30 July 2025 ()
![Tsunami warning after massive earthquake rocks Russian coast | 9 News Australia [Video]](https://video.newsserve.net/300/v/20250731/1754000811-Tsunami-warning-after-massive-earthquake-rocks-Russian-coast.jpg)
![Chile and New Zealand maintain tsunami warnings as threat subsides in most places [Video]](https://video.newsserve.net/300/v/20250731/1418222510-Chile-and-New-Zealand-maintain-tsunami-warnings-as.jpg)
![Tsunami warnings lifted in Japan and US but Chile remains on alert [Video]](https://video.newsserve.net/300/v/20250731/1418165118-Tsunami-warnings-lifted-in-Japan-and-US-but.jpg)
