Natural Hazard Risk in Colorado
The risk score (0–100) combines expected annual loss from 18 natural hazards with social vulnerability and community resilience. Higher = greater relative risk. Scores compare counties across the United States.
See what's happening right now on the live map →| County | Risk score | Rating | Expected annual loss | Population |
|---|---|---|---|---|
| Denver | 95.2 | Relatively High | $222M | 715,210 |
| Jefferson | 94.9 | Relatively High | $231.4M | 582,825 |
| El Paso | 94.1 | Relatively Moderate | $212.6M | 729,693 |
| Arapahoe | 93.8 | Relatively Moderate | $171.5M | 654,201 |
| Adams | 91.2 | Relatively Moderate | $130.9M | 519,291 |
| Boulder | 90.7 | Relatively Moderate | $125.3M | 330,652 |
| Larimer | 90.1 | Relatively Moderate | $126.5M | 358,792 |
| Weld | 89.2 | Relatively Moderate | $104.7M | 328,800 |
| Douglas | 88.7 | Relatively Moderate | $113.5M | 357,700 |
| Pueblo | 82.5 | Relatively Moderate | $48.4M | 168,034 |
| Eagle | 76.2 | Relatively Low | $48.5M | 55,552 |
| La Plata | 75.2 | Relatively Low | $39.5M | 55,533 |
| Mesa | 75.1 | Relatively Low | $34.7M | 155,647 |
| Fremont | 68.6 | Relatively Low | $22.4M | 48,877 |
| Garfield | 64.5 | Relatively Low | $29.6M | 61,566 |
| Summit | 60.2 | Relatively Low | $29.5M | 31,040 |
| Logan | 58.7 | Relatively Low | $18M | 21,526 |
| Pitkin | 54.1 | Relatively Low | $26.4M | 17,292 |
| Morgan | 51.9 | Relatively Low | $20.3M | 29,096 |
| Delta | 51.3 | Relatively Low | $14.1M | 31,182 |
| Chaffee | 51.1 | Relatively Low | $20M | 19,470 |
| Otero | 50.7 | Relatively Low | $11.9M | 18,678 |
| Grand | 50.2 | Relatively Low | $20.3M | 15,695 |
| Montrose | 49 | Relatively Low | $15.6M | 42,636 |
| Prowers | 48.6 | Relatively Low | $10.3M | 11,979 |
| Montezuma | 47.6 | Relatively Low | $12.4M | 25,806 |
| Clear Creek | 46.7 | Relatively Low | $20.7M | 9,391 |
| Rio Grande | 45.8 | Relatively Low | $8.9M | 11,498 |
| Gunnison | 45 | Relatively Low | $21.3M | 16,897 |
| Alamosa | 40.4 | Very Low | $7.9M | 16,357 |
| Teller | 38.8 | Very Low | $16.8M | 24,661 |
| Rio Blanco | 37.6 | Very Low | $10.9M | 6,520 |
| Yuma | 36.8 | Very Low | $15.5M | 9,960 |
| Elbert | 36.6 | Very Low | $16.6M | 26,043 |
| Broomfield | 34.7 | Very Low | $17.1M | 74,051 |
| Archuleta | 34.5 | Very Low | $8.3M | 13,356 |
| Routt | 33.4 | Very Low | $16.2M | 24,767 |
| Kit Carson | 32.5 | Very Low | $10.3M | 7,070 |
| Huerfano | 24.2 | Very Low | $5.6M | 6,808 |
| Las Animas | 23.6 | Very Low | $6.8M | 14,491 |
| Baca | 23.2 | Very Low | $4.7M | 3,490 |
| Conejos | 22.9 | Very Low | $5.2M | 7,453 |
| Park | 22.2 | Very Low | $10.9M | 17,300 |
| San Miguel | 19.1 | Very Low | $10M | 8,002 |
| Ouray | 17.7 | Very Low | $9.3M | 4,859 |
| Saguache | 14.2 | Very Low | $5M | 6,323 |
| Phillips | 12.3 | Very Low | $6.9M | 4,523 |
| Moffat | 12.1 | Very Low | $7M | 13,270 |
| Washington | 12 | Very Low | $4.3M | 4,806 |
| Jackson | 11.8 | Very Low | $4.9M | 1,355 |
| Dolores | 11.3 | Very Low | $4.4M | 2,322 |
| San Juan | 10.7 | Very Low | $6.9M | 699 |
| Lincoln | 7.5 | Very Low | $4.6M | 5,675 |
| Costilla | 6.6 | Very Low | $1.9M | 3,420 |
| Sedgwick | 6.5 | Very Low | $3.7M | 2,395 |
| Gilpin | 6.4 | Very Low | $4.5M | 5,803 |
| Lake | 5.7 | Very Low | $4.4M | 7,405 |
| Bent | 5.6 | Very Low | $4.1M | 5,639 |
| Mineral | 5.4 | Very Low | $4.6M | 863 |
| Custer | 3.9 | Very Low | $4.1M | 4,686 |
| Crowley | 3.9 | Very Low | $2.3M | 5,922 |
| Kiowa | 3.8 | Very Low | $3.3M | 1,446 |
| Cheyenne | 3 | Very Low | $3M | 1,748 |
| Hinsdale | 1 | Very Low | $1.8M | 788 |
🏛️ Federal disaster declarations (last 2 years)
Fire · Designated areas: Lake (County)
Fire · Designated areas: Ouray (County)
Fire · Designated areas: Custer (County), Pueblo (County)
Fire · Designated areas: Archuleta (County)
Fire · Designated areas: Rio Blanco (County)
Fire · Designated areas: Rio Blanco (County)
Fire · Designated areas: Jefferson (County)
Fire · Designated areas: Boulder (County), Larimer (County)
Fire · Designated areas: Larimer (County)
Major disaster (DR) and emergency (EM) declarations unlock federal assistance for the designated areas. Source: FEMA / OpenFEMA.
Other states
Data: FEMA National Risk Index (updated ~annually). AlertAtlas is not an official warning service — always follow local authorities.