Ice Storm Risk in Colorado
All Colorado counties ranked by FEMA National Risk Index ice storm score
Ice Storm risk — freezing rain that coats surfaces in heavy, damaging ice — is rated for 64 of 64 Colorado counties in FEMA's National Risk Index. Logan County carries the state's highest ice storm score at 80.7, with $383K in expected annual ice storm losses.
No Colorado county reaches the High band for ice storm, and expected annual losses from ice storm total roughly $3M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Ice Storm
| # | County | Ice Storm Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Logan County | Medium | 0.15 / yr | $383K | |
| 2 | Weld County | Medium | 0.03 / yr | $482K | |
| 3 | Boulder County | Medium | 0.01 / yr | $354K | |
| 4 | Jefferson County | Medium | 0.01 / yr | $325K | |
| 5 | El Paso County | Medium | 0.02 / yr | $234K | |
| 6 | Adams County | Medium | 0.03 / yr | $178K | |
| 7 | Larimer County | Low | 0.02 / yr | $132K | |
| 8 | Morgan County | Low | 0.05 / yr | $88K | |
| 9 | Douglas County | Low | 0.01 / yr | $90K | |
| 10 | Broomfield County | Low | 0.01 / yr | $84K | |
| 11 | Yuma County | Low | 0.13 / yr | $58K | |
| 12 | Mesa County | Low | 0.01 / yr | $39K | |
| 13 | Washington County | Low | 0.09 / yr | $31K | |
| 14 | Pueblo County | Low | 0.01 / yr | $37K | |
| 15 | Phillips County | Low | 0.13 / yr | $42K | |
| 16 | Eagle County | Low | 0.01 / yr | $39K | |
| 17 | Baca County | Very Low | 0.08 / yr | $14K | |
| 18 | La Plata County | Very Low | 0.01 / yr | $21K | |
| 19 | Summit County | Very Low | 0.01 / yr | $22K | |
| 20 | Elbert County | Very Low | 0.03 / yr | $23K | |
| 21 | Alamosa County | Very Low | 0.01 / yr | $9K | |
| 22 | Garfield County | Very Low | 0.01 / yr | $17K | |
| 23 | Routt County | Very Low | 0.01 / yr | $21K | |
| 24 | Fremont County | Very Low | 0.01 / yr | $10K | |
| 25 | Kit Carson County | Very Low | 0.03 / yr | $12K | |
| 26 | Montrose County | Very Low | 0.01 / yr | $12K | |
| 27 | Grand County | Very Low | 0.01 / yr | $13K | |
| 28 | Delta County | Very Low | 0.01 / yr | $8K | |
| 29 | Montezuma County | Very Low | 0.01 / yr | $8K | |
| 30 | Rio Grande County | Very Low | 0.01 / yr | $5K | |
| 31 | Prowers County | Very Low | 0.05 / yr | $5K | |
| 32 | Denver County | Very Low | 0.02 / yr | $8K | |
| 33 | Arapahoe County | Very Low | 0.03 / yr | $7K | |
| 34 | Archuleta County | Very Low | 0.01 / yr | $4K | |
| 35 | Clear Creek County | Very Low | 0.01 / yr | $8K | |
| 36 | Pitkin County | Very Low | 0.01 / yr | $8K | |
| 37 | Sedgwick County | Very Low | 0.11 / yr | $6K | |
| 38 | Chaffee County | Very Low | 0.01 / yr | $6K | |
| 39 | Lincoln County | Very Low | 0.03 / yr | $6K | |
| 40 | Gunnison County | Very Low | 0.01 / yr | $7K | |
| 41 | Otero County | Very Low | 0.01 / yr | $3K | |
| 42 | Las Animas County | Very Low | 0.01 / yr | $4K | |
| 43 | Teller County | Very Low | 0.01 / yr | $6K | |
| 44 | Moffat County | Very Low | 0.01 / yr | $5K | |
| 45 | Gilpin County | Very Low | 0.01 / yr | $5K | |
| 46 | Park County | Very Low | 0.01 / yr | $5K | |
| 47 | Conejos County | Very Low | 0.01 / yr | $2K | |
| 48 | Huerfano County | Very Low | 0.01 / yr | $2K | |
| 49 | Rio Blanco County | Very Low | 0.01 / yr | $3K | |
| 50 | Saguache County | Very Low | 0.01 / yr | $2K | |
| 51 | San Miguel County | Very Low | 0.01 / yr | $3K | |
| 52 | Costilla County | Very Low | 0.01 / yr | $1K | |
| 53 | Dolores County | Very Low | 0.01 / yr | $1K | |
| 54 | Cheyenne County | Very Low | 0.02 / yr | $2K | |
| 55 | Lake County | Very Low | 0.01 / yr | $2K | |
| 56 | Kiowa County | Very Low | 0.02 / yr | $2K | |
| 57 | Ouray County | Very Low | 0.01 / yr | $2K | |
| 58 | Jackson County | Very Low | 0.01 / yr | $1K | |
| 59 | Crowley County | Very Low | 0.01 / yr | $1K | |
| 60 | Custer County | Very Low | 0.01 / yr | $2K | |
| 61 | Bent County | Very Low | 0.01 / yr | $853 | |
| 62 | Mineral County | Very Low | 0.01 / yr | $737 | |
| 63 | Hinsdale County | Very Low | 0.01 / yr | $528 | |
| 64 | San Juan County | Very Low | 0.01 / yr | $405 |
64 Colorado counties with measurable ice storm risk. See the national ice storm ranking or all Colorado counties by overall risk.
Frequently Asked Questions
Which Colorado county has the highest ice storm risk?
Logan County has the highest FEMA ice storm risk score in Colorado at 80.7 (Medium), with $383K in expected annual losses and about 0.15 events per year.
How many Colorado counties face significant ice storm risk?
64 Colorado counties record measurable ice storm risk in FEMA's National Risk Index; 0 of them are rated High or Very High.