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Intensity Lab

The MMI scale Instrumental intensity How we estimate intensity

Shaking videos

Recent earthquakes All earthquakes Coverage and data sources Named places (gazetteer) Official sources

Shaking animations Recorded vs. simulated Animations by earthquake How the animations work

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The MMI scale Instrumental intensity How we estimate intensity

Shaking videos

Recent earthquakes All earthquakes Coverage and data sources Named places (gazetteer)Official sources

Shaking animations Recorded vs. simulated Animations by earthquake How the animations work

Overview Our Vision Why Intensity Lab History Who We Are Contact API docs

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Intensity Lab

The Modified Mercalli intensity scale in real footage, and shaking estimates for earthquakes in the western United States and northern Mexico.

Intensity

The MMI scale
Instrumental intensity
Shaking videos
Computing methods

Earthquakes

Recent earthquakes
All earthquakes
Coverage and data sources
Named places
Official sources

Simulations

Shaking animations
Recorded vs. simulated
API docs
Create an account

About

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Our vision
System update log
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