CO
Colorado
Comprehensive climate risk and disaster history profile
47
Billion-Dollar Events
$31.0B
Total Economic Impact
64
Counties
34.74
Avg Risk Score
Top Natural Hazards
Based on FEMA National Risk Index data across all 64 counties
Wildfire
65.59
Avg Risk Score
AVLN
58.05
Avg Risk Score
Lightning
54.96
Avg Risk Score
LNDS
54.73
Avg Risk Score
Hail
54.3
Avg Risk Score
Freeze
53.84
Avg Risk Score
Disaster Type Breakdown
Historical billion-dollar events by category (1980-2024)
Severe Storm
29 events
$16.9B
Drought
8 events
$4.0B
Wildfire
6 events
$6.4B
Flooding
3 events
$2.0B
Winter Storm
1 events
$1.7B
Disaster Trends by Decade
How disaster frequency and costs have changed over time
Highest Risk Counties
Counties with the highest overall risk scores based on FEMA NRI
| Rank | County | Risk Score | Risk Rating | SVI Percentile |
|---|---|---|---|---|
| 1 | Arapahoe | 95.16 | 4131.0% | |
| 2 | Jefferson | 94.78 | 1076.0% | |
| 3 | Adams | 94.18 | 6894.0% | |
| 4 | Denver | 93.6 | 5821.0% | |
| 5 | Larimer | 93.54 | 1833.0% | |
| 6 | El Paso | 93.51 | 4895.0% | |
| 7 | Boulder | 89.5 | 2120.0% | |
| 8 | Weld | 89.25 | 6111.0% | |
| 9 | Douglas | 81.9 | 248.0% | |
| 10 | Pueblo | 79.8 | 8587.0% |
Recent Major Events
Most costly billion-dollar disasters in the past 10 years
Severe Storm
May 2024
$1.5B
Severe Storm
Jun 2023
$0.9B
1 fatalities
Severe Storm
May 2023
$0.6B
Severe Storm
Jun 2022
$0.2B
Wildfire
Jun 2021
$1.5B
1 fatalities
Winter Storm
Feb 2021
$1.7B
20 fatalities
Wildfire
Aug 2020
$4.1B
11 fatalities
Severe Storm
Jul 2019
$1.0B
Severe Storm
May 2019
$0.5B
Severe Storm
Aug 2018
$0.3B
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