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the largest earth quake recorded was a 9.9 magnitude earth quake in Japan

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11y ago
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5mo ago

An earthquake is considered "great" when it has a magnitude of 8.0 or higher on the Richter scale. These are rare, but can cause significant damage and loss of life.

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Q: How large does an earthquake have to be to be considered great?
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What is a large earthquake?

A "large" earthquake can be a major or great earthquake, both of which can cause serious damage to people, animal life, and buildings.A major earthquake is one of magnitude 7 - 7.9 which can cause serious damage. A great earthquake has a magnitude 8.0 or greater which can completely destroy communities near the epicenter.The 9.1 magnitude earthquake that hit Japan on March 11, 2011, is an example of a very large or great earthquake.


What is a dangerous level on earthquake?

Anything above an 8.0 is considered a great quake. Catastrophic damage can result from a great quake.


Is an earthquake considered a storm?

No earthquake is not considered a storm. It is formed by the seismic waves.


Is the aftershock in Christchurch a new earthquake?

Yes, the February earthquake is considered as a separate quake. If you go to igns.cri.nz, you'll see some great graphics of seismic activity.


Is 5.6 a small or big earthquake?

A magnitude 5.6 earthquake is considered a moderate earthquake. It can cause damage to buildings and structures in the immediate area near the epicenter, depending on the depth and other factors. However, it is not typically classified as a large earthquake.


What was the baddest earthquake?

The 1960 Valdivia earthquake in Chile is considered the most powerful earthquake ever recorded, with a magnitude of 9.5. It caused widespread destruction and a massive tsunami that affected coastal areas around the Pacific Ocean.


What does major earthquake mean?

It means that the earthquake is large and powerful.


Largest earthquake in history?

The Great Chilean Earthquake


Did they have an earthquake in China?

No, the recent large earthquake of 9.0 was off the coast of Japan along with many hundreds of aftershocks since the initial very large earthquake.


What happened in Japan in 1995?

It was the Kobe earthquake of 1995, also called Great Hanshin earthquake which was a large-scale earthquake in the Ōsaka-Kōbe (Hanshin) metropolitan area of western Japan that was among the strongest, deadliest, and costliest to ever strike that country.


What year did sanfrancisco have an earthquake?

1906 was the year of "great Earthquake'


What is a large earthquake rated on the moment magnitude scale?

Earthquakes with a magnitude greater than or equal to 6 are termed strong earthquakes. 7 or larger are termed major earthquakes. Earthquakes greater than or equal to 8 are termed great earthquakes. The term "large" is not actually used.However based on the above it could be argued that any earthquake with a magnitude greater than 6 is a large earthquake.