8 Earthquake Facts

Recently Insurance Journal compiled several facts about earthquakes here are 8 of the most interesting ones:

1.The earth's surface consists of 25 interlocking plates. -National Aeronautics and Space Administration

2.The earth's plates move at a rate of roughly 2 centimeters per year. -National Aeronautics and Space Administration

3.The largest recorded earthquake in the United States was an M9.2 in Prince William Sound, Alaska on March 28, 1964. -United States Geological Survey

4.The costliest U.S. earthquake was the 1994 Northridge quake, which resulted in $15.3 billion in insured losses at the time, or roughly $24 billion in today's dollars. -Insurance Information Institute

5.The world's largest recorded quake was an M9.5 in Chile on May 22, 1960. -United States Geological Survey

6.The world's costliest earthquake was the one that struck Japan on March 11, 2011. The quake caused more than $210 billion in overall damages and $40 billion in insured losses. It also claimed 15,840 lives. -Insurance Information Institute

7.There are an estimated 500,000 detectable earthquakes in the world each year. -United States Geological Survey

8.Three significant quakes hit on June 2, 2014: M7.8 in Indonesia in 1994 that killed at least 250 people and damaged or destroyed roughly 1,500 homes; M6.4 in Australia in 1979 that created a 7.4-mile long north-south surface rupture east of Cadoux; M4.5 in South Dakota in 1911, the largest recorded quake in state history covering roughly 62,137 square kilometers. -United States Geological Survey

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Insurance Journal: 10 Things to Know About Earthquakes ยป