1964
Lituya Bay, Alaska was hit by a tsunami on July 9, 1958. This mega tsunami was caused by an 8.3 magnitude earthquake.
Perhaps the most famous, and possibly the last major tsunami in the USA was from the 1964 Alaska earthquake with a resulting tsunami hitting Alaska, and traveling as far a Hawaii and the Oregon/Washington coast.http://en.wikipedia.org/wiki/1964_Alaska_earthquakehttp://ezinearticles.com/?Alaska-Earthquake-and-Tsunami,-1964&id=9558Another Tsunami was the Lituya Bay, Alaska Tsunami in 1958.http://geology.com/records/biggest-tsunami.shtmlSince the Alaska Earthquake in 1964 and the resulting Tsunami, the West Coast of the USA has had a Tsunami early warning system with emergency evacuation plans. There have been a couple of alarms from earthquakes, but no significant waves.Unfortunately, due to human nature, many people flocked to the coast after recent tsunami warnings.
20 miles per hour
The Tsunami caused by the 1964 Good Friday earthquake.
the tsunami hit alaska lity bay in july 9,1958 and the tsunami was about 1,720 feet tall
The 1964 earthquake in Anchorage, Alaska occurred as a result of an oceanic plate sinking under a continental or land plate. Two types of tsunami were produced as a result of this massive quake.
the tsunami hit in Lituya Bay, Alaska
There have been several tsunamis in Alaska.
Nine were killed by the earthquake itself but the tsunami it caused resulted in other deaths as far away as California.
Palmer, Alaska
The largest recorded tsunami was a wave 1720 feet tall in Lituya Bay, Alaska.