Where was the biggest tsunami? The biggest tsunami was in Alaska. It was 3200 feet high.

What caused the tsunami? It was caused by a powerful earthquake that is made by the tectonic plates rubbing or shaking together.

When was the biggest tsunami The biggest tsunami was on the 9 th of July 1958 at Alaska.

How many people where affected  Over 275,000 people died, more where left homeless.

How much money did it cost to rebuild? To rebuild it, it cost 235 billion dollars.

How big was the biggest tsunami The height was 3200 feet high

Interesting facts Tsunamis can collapse then be formed again and again. Tsunamis can also be formed by a volcanoes, landslides, changes in the atmosphere or by a meteorite. A tsunami is a huge series of waves called a wave train. In the deepest part of the sea tsunamis are around 1 to 3 feet tall. Sailors won’t realize that the tsunami wave is passing beneath them. The Indian ocean tsunami of 2004 killed more than 216,000 people, possibly as many as 283,000. Tsunami’s can travel as fast as a jet plane per hour. A tsunami that travels thousands of miles across the ocean is called a transoceanic tsunamis or teletsunami. A tsunami that only reaches the coast near the point of where it started is called a local tsunami. A mega tsunami is a tsunami with extremely high waves are common to be caused by a landslide.