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The National Risk Index

Discover the landscape of natural hazard risk in the United States.

A map showing composite Risk Index ratings for a small portion of the United States. The map is zoomed in to a small area with city and town names showing.

The National Risk Index Map

Use the interactive National Risk Index Map to visually explore natural hazard risk data across the United States.

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What Is the National Risk Index?

Gain insight into what the National Risk Index is, how it's made possible, and how it can help.

Learn about the National Risk Index
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Frequently Asked Questions

Review answers to questions that have been asked about the National Risk Index.

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Determining Risk

Gain an understanding of the risk equation and data supporting the National Risk Index.

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Expected Annual Loss

Natural hazards - including flooding, earthquakes, wildfires, and more - are factored into the National Risk Index as Expected Annual Loss.

Learn about Expected Annual Loss

Social Vulnerability

Social vulnerability helps with determining natural hazard risk by accounting for a wide array of community risk factors.

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Community Resilience

Community resilience is an important characteristic in determining how a community can handle natural hazard risk.

Learn about community resilience
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Access National Risk Index Data

Access downloads and other data resources to use the National Risk Index data in your own analysis, map, or app.

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