Alaska is no stranger to earthquakes . In fact, it’s the most seismically-active state in the US, experts say. The state also experienced the second-largest earthquake to ever hit the US — a 9.2-magnitude in 1964.
Alaska Earthquake Statistics Forty five magnitude 5 to 6 earthquakes per year.
The Queen Charlotte-Fairweather fault in southeastern Alaska is analogous to California’s San Andreas fault , both in length and type (strike-slip). Both faults form a boundary where two blocks of Earth’s crust—the North American and Pacific tectonic plates—slide horizontally past each other in opposite directions.
|4.7||January 02, 11:45 PM 7 mi N of Larsen Bay||37 miles|
|2.0||January 02, 11:41 PM 24 mi N of Valdez||17 miles|
|2.9||January 02, 11:40 PM 71 mi S of Sand Point||0 miles|
|2.1||January 02, 11:30 PM 21 mi SW of Iliamna Volcano||70 miles|
Earthquakes are commonplace throughout much of Alaska . On average there is a magnitude 7 or greater earthquake somewhere in or offshore Alaska every 1 to 2 years and a magnitude 8 or greater quake about every 13 years.
With over 130 volcanoes and volcanic fields throughout the Last Frontier, it didn’t shock us too much to hear that a portion of Alaska lies within the Ring of Fire . The entire chain of Aleutian Islands in the Alaska Maritime Refuge lies on the northern arc of the Ring of Fire .
Is there any place in the world that doesn’t have earthquakes? Florida and North Dakota are the states with the fewest earthquakes.
A tsunami with a record run-up height of 1720 feet occurred in Lituya Bay, Alaska . On the night of July 9, 1958, an earthquake along the Fairweather Fault in the Alaska Panhandle loosened about 40 million cubic yards (30.6 million cubic meters) of rock high above the northeastern shore of Lituya Bay.
The largest tsunami wave was recorded in Shoup Bay, Alaska , with a height of about 220 ft (67 m).
No, California is not going to fall into the ocean . California is firmly planted on the top of the earth’s crust in a location where it spans two tectonic plates. There is nowhere for California to fall , however, Los Angeles and San Francisco will one day be adjacent to one another!
2 Alaska Earthquake and Tsunami of March 27, 1964 . On March 27, 1964 at 5:36pm local time ( March 28 at 3:36 UTC) an earthquake of magnitude 9.2 occurred in the Prince William Sound region of Alaska.
The most deadly earthquake in history was in Shaanxi , China in 1556. It’s estimated to have killed 830,000 people. This is more than twice that of the second most fatal: the recent Port-au-Prince earthquake in Haiti in 2010 .
10 biggest earthquakes in recorded history Valdivia, Chile, 22 May 1960 (9.5) Prince William Sound, Alaska, 28 March 1964 (9.2) Sumatra, Indonesia , 26 December 2004 (9.1) Sendai, Japan , 11 March 2011 (9.0) Kamchatka , Russia, 4 November 1952 (9.0) Bio-bio, Chile, 27 February 2010 (8.8)
The largest earthquake to hit the U.S. was on March 28, 1964, when a 9.2 magnitude quake struck Prince William Sound in Alaska.