Utah drought risk
Millard County has the highest drought risk in Utah, scoring 79.3 out of 100 — rated "Relatively Moderate" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Millard County | 79.3 | Relatively Moderate | 0 |
| 2 | Utah County | 67.7 | Relatively Moderate | 0 |
| 3 | Iron County | 65.8 | Relatively Moderate | 0 |
| 4 | Box Elder County | 60.6 | Relatively Low | 0 |
| 5 | Cache County | 58 | Relatively Low | 0 |
| 6 | San Juan County | 56.9 | Relatively Low | 0 |
| 7 | Sanpete County | 56.3 | Relatively Low | 0 |
| 8 | Beaver County | 55.9 | Relatively Low | 0 |
| 9 | Juab County | 55.4 | Relatively Low | 0 |
| 10 | Sevier County | 53.1 | Relatively Low | 0 |
| 11 | Uintah County | 51.6 | Relatively Low | 0 |
| 12 | Duchesne County | 49.7 | Relatively Low | 0 |
| 13 | Weber County | 44.5 | Relatively Low | 0 |
| 14 | Salt Lake County | 44.4 | Relatively Low | 0 |
| 15 | Davis County | 41.1 | Relatively Low | 0 |
| 16 | Emery County | 40.5 | Relatively Low | 0 |
| 17 | Grand County | 38.8 | Relatively Low | 0 |
| 18 | Washington County | 38.8 | Relatively Low | 0 |
| 19 | Garfield County | 35.6 | Relatively Low | 0 |
| 20 | Tooele County | 34.6 | Relatively Low | 0 |
| 21 | Piute County | 33.2 | Relatively Low | 0 |
| 22 | Wayne County | 31 | Relatively Low | 0 |
| 23 | Carbon County | 30.9 | Very Low | 0 |
| 24 | Rich County | 29.4 | Very Low | 0 |
| 25 | Summit County | 27.2 | Very Low | 0 |
| 26 | Wasatch County | 24.5 | Very Low | 0 |
| 27 | Morgan County | 23.2 | Very Low | 0 |
| 28 | Kane County | 22.5 | Very Low | 0 |
| 29 | Daggett County | 19.8 | Very Low | 0 |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Drought risk nationally:
Other hazard risks in Utah:
Frequently asked questions
What is the highest drought risk county in Utah?
Millard County, UT has the highest drought risk in Utah, with a FEMA National Risk Index score of 79.3 out of 100 (rated "Relatively Moderate").
What causes drought risk in Utah?
Drought risk captures expected annual losses from prolonged precipitation deficits affecting agriculture, water supply, and ecosystems. High scores cover the western Great Plains, Southwest, and California's Central Valley. Climate change is increasing drought frequency and severity across much of the US, with multi-year droughts becoming more common in the West.