Montrose County
Colorado — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 49th
Montrose County faces low composite natural disaster risk (NRI Risk Index score 49.0, 49th national percentile), driven primarily by lightning and landslide exposure. Expected annual loss across all 18 hazard types is $16M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Lightning | High | 53.30 / yr | $1M |
| Landslide | Low | 1.44 / yr | $21K |
| Avalanche | Medium | 1.07 / yr | $378K |
| Wildfire | Low | 0.00 / yr | $354K |
| Earthquake | Low | 0.00 / yr | $1M |
| Riverine Flood | Low | 1.21 / yr | $12M |
| Drought | Low | 82.30 / yr | $254K |
| Winter Weather | Low | 17.32 / yr | $54K |
| Cold Wave | Very Low | 0.02 / yr | $219K |
| Ice Storm | Very Low | 0.01 / yr | $12K |
| Heat Wave | Very Low | 0.15 / yr | $39K |
| Strong Wind | Very Low | 0.20 / yr | $77K |
| Tornado | Very Low | 0.05 / yr | $53K |
| Hail | Very Low | 0.13 / yr | $20K |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Hurricane | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Montrose County?
Montrose County has a composite FEMA National Risk Index score of 49.0 out of 100, placing it in the Low category and the 49th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Montrose County?
The three highest-rated hazards are Lightning (High, $1M EAL), Landslide (Low, $21K EAL), Avalanche (Medium, $378K EAL). These account for most of the county's expected annual losses.
How does Montrose County compare to other Colorado counties?
Montrose County ranks #24 of 64 Colorado counties for overall natural disaster risk, with a low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Montrose County's $16M EAL is a statistical average, not a guarantee for any specific year or address.