riskbycounty
FEMA National Risk Index

Wasatch County Disaster Risk

Wasatch County, Utah

FEMA Risk Rating

Very Low

National Percentile

34th

of 3,144 counties

State Rank

#14

of 29 (1 = highest risk)

Flood Risk

32th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 32% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 94% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 12% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 59% of US counties

Risk Advisory: Wasatch County

Risk Verdict

Wasatch County has a very low overall disaster risk profile, scoring in the 34th percentile nationally. This county is among the safer counties in the United States from a natural disaster perspective, though no area is entirely risk-free.

Hazard Breakdown

Wildfire risk is the dominant hazard for Wasatch County, scoring in the 94th percentile nationally. It is followed by earthquake risk at the 59th percentile. Additional hazards include flood (32th), tornado (12th).

Preparedness Context

With wildfire risk as the top concern, Wasatch County residents should create defensible space around your property, sign up for local emergency alerts, and prepare a go-bag with essential documents and medications. Secondary risks such as earthquake also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

Wasatch County has a disaster risk profile close to the average county in Utah. Its composite risk score is within 2.7 points of the state average, meaning its overall hazard exposure is broadly representative of Utah as a whole.

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Frequently Asked Questions

What is the natural disaster risk in Wasatch County, UT?
Wasatch County has a FEMA National Risk Index rating of Very Low, placing it in the 34th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Wasatch County?
Wasatch County is evaluated for five major natural hazard types: wildfire (94th percentile), earthquake (59th percentile), flooding (32th percentile), tornado (12th percentile). The highest-risk hazard is wildfire at the 94th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Wasatch County risk compare to the Utah average?
Wasatch County's composite risk percentile is 34th, compared to the Utah state average of 36th percentile. The state's overall risk rating is Very Low. This means Wasatch County faces lower natural disaster risk than the typical county in Utah.
Is Wasatch County at risk for wildfire?
Yes, Wasatch County's wildfire risk is at the 94th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Wasatch County is at the 32th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Is Wasatch County a safe place to live?
Wasatch County's composite risk score of 34th percentile is below the Utah state average of 36th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is wildfire at the 94th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.

Counties with Similar Risk

Garfield County

Utah

+4.1

Very Low

38th percentile

Sanpete County

Utah

+5.1

Very Low

39th percentile

Kane County

Utah

+6.1

Very Low

40th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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