Mesa County Disaster Risk
Mesa County, Colorado
FEMA Risk Rating
Relatively Low
National Percentile
75th
of 3,144 counties
State Rank
#13
of 64 (1 = highest risk)
Flood Risk
82th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Moderate
Higher than 82% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Moderate
Higher than 90% of US counties
Tornado
Tornado and severe thunderstorm risk
Very Low
Higher than 18% of US counties
Earthquake
Seismic activity and ground shaking risk
Moderate
Higher than 85% of US counties
Risk Overview
About Natural Disaster Risk in Mesa County, Colorado
Mesa County faces significant multi-hazard risk
With a composite risk score of 75.13 and a Relatively Low rating, Mesa County experiences disaster exposure well above the U.S. average. This elevated risk reflects exposure to multiple simultaneous hazards, particularly flooding, wildfire, and earthquakes.
Among Colorado's highest-risk counties
Mesa County's 75.13 score nearly doubles Colorado's 40.67 state average, placing it in the upper tier of statewide risk. Only a handful of Colorado counties face comparable disaster exposure, making Mesa a high-risk community by state standards.
Far riskier than surrounding mountain counties
Mesa (75.13) faces nearly triple the risk of Lake County (5.66) to the southeast and substantially more than Lincoln (7.47) to the south. Among western Colorado's main population centers, Mesa carries the highest composite disaster burden alongside La Plata.
Earthquakes, floods, and wildfires all significant
Earthquake risk scores 84.70—exceptionally high for Colorado—reflecting the county's proximity to the Rocky Mountain fault system and Moab seismic zone. Flood risk at 81.90 reflects both Colorado River dynamics and storm runoff; wildfire at 89.95 reflects semi-arid forests and grasslands.
Comprehensive insurance essential for Mesa residents
Homeowners must carry earthquake coverage—Mesa's seismic risk is the highest in Colorado—along with comprehensive flood and wildfire protection. Bundle these coverages strategically, secure your home against seismic damage, and maintain evacuation plans for multiple hazard types; Mesa's multi-hazard exposure demands active preparedness.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Mesa County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Mesa County
Risk Verdict
Mesa County sits below the national average for natural disaster exposure, ranking at the 75th percentile across all U.S. counties. Mesa County's elevated composite score reflects cumulative multi-hazard exposure; households should prepare for the county's two or three primary hazard types.
Hazard Breakdown
Wildfire risk is Mesa County's dominant natural hazard, ranked at the 90th percentile nationally under FEMA's National Risk Index. Earthquake ranks second at the 85th percentile nationally. Additional tracked hazards include flood (82th percentile), tornado (18th percentile).
Preparedness Context
At the 90th percentile nationally for wildfire, Mesa County residents should verify whether their insurance policy includes replacement cost coverage for structures and whether the insurer still writes new policies in this fire-risk zone. The county's earthquake exposure at the 85th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. Local USFS or Cal Fire (where applicable) fire risk maps and seasonal Red Flag Warning alerts from the National Weather Service are two free resources Mesa County residents can use to stay ahead of rapidly changing wildfire conditions.
Regional Context
A composite score 34.5 points above the Colorado state average puts Mesa County in a higher-risk category than most counties in the state.
Is your household prepared for Mesa County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Mesa County, CO?
What types of natural hazards affect Mesa County?
How does Mesa County risk compare to the Colorado average?
Is Mesa County at risk for wildfire?
How is natural disaster risk measured?
Why is Mesa County higher risk than average?
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.