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The giant wave runup of 1,720 feet (520 m) at the head of the Bay and the subsequent huge wave along the main body of Lituya Bay which occurred on July 9, 1958, were caused primarily by an enormous subaerial rockfall into Gilbert Inlet at the head of Lituya Bay, triggered by dynamic earthquake ground motions along the Fairweather Fault.
The tallest wave ever recorded was a local tsunami, triggered by an earthquake and rockfall, in Lituya Bay, Alaska on July 9, 1958. The wave crashed against the opposite shoreline and ran upslope to an elevation of 1720 feet, removing trees and vegetation the entire way.
A megatsunami is a very large wave created by a large, sudden displacement of material into a body of water. Megatsunamis have different features from ordinary tsunamis.
27 Ιουλ 2021 · Discover the record-breaking tsunami that towered over Lituya Bay, Alaska in July 1958, standing taller than the Empire State Building at over 500 meters hig...
7 Ιουν 2023 · On July 9, 1958, Alaska’s Lituya Bay was hit by the largest megatsunami ever recorded. It occurred when a 7.8 magnitude earthquake struck the Fairweather fault, dislodging 90 million tons of ...
3 Ιαν 2023 · The rockslide threw 30 million cubic meters (40 million cubic yards) into the bay from a height of around 914 meters. When the rocks were thrown down onto the water mass, they displaced a massive...
22 Νοε 2020 · The event at Lituya Bay still stands as one of the tallest tsunami waves known to science. The photo above, taken in 1958 after the tsunami, shows the ring of damage around much of the bay. Evidence of the cataclysmic wave is still visible from space more than 60 years later.
