What About Richter Earthquake Severity Scale?
|Less than 3.5||Generally not felt, but recorded.|
|3.5-5.4||Often felt, but rarely causes damage.|
|Under 6.0||At most, slight damage to well-designed buildings. Can cause major damage to poorly constructed buildings over small regions.|
|6.1-6.9||Can be destructive in areas up to about 100 kilometers across where people live.|
|7.0-7.9||Major earthquake. Can cause serious damage over larger areas.|
|8 or greater||Great earthquake. Can cause serious damage in areas several hundred kilometers across.|