II. Slightly Felt - Felt by few individuals at rest indoors. Hanging objects swing slightly., III. Weak - Felt generally by people indoors and by some people outdoors. Light sleepers are awakened. Vibration is felt like a passing of heavy truck., IX. Completely Devastating - Practically all man-made structures are destroyed., VIII. Very Destructive - People panicky. People find it difficult to stand even outdoors., I. Scarcely Perceptible - Perceptible to people under favorable circumstance. Delicately balanced objects are disturbed slightly,

How Intense???

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