Drought Risk in Wyoming
All Wyoming counties ranked by FEMA National Risk Index drought score
Drought risk — extended dry periods that stress water supplies and agriculture — is rated for 22 of 23 Wyoming counties in FEMA's National Risk Index. Goshen County carries the state's highest drought score at 55.4, with $216K in expected annual drought losses.
No Wyoming county reaches the High band for drought, and expected annual losses from drought total roughly $503K statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Drought
| # | County | Drought Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Goshen County | Low | 80.71 / yr | $216K | |
| 2 | Big Horn County | Low | 85.63 / yr | $54K | |
| 3 | Park County | Low | 89.44 / yr | $57K | |
| 4 | Platte County | Low | 77.36 / yr | $33K | |
| 5 | Fremont County | Low | 75.99 / yr | $39K | |
| 6 | Washakie County | Very Low | 77.54 / yr | $17K | |
| 7 | Laramie County | Very Low | 53.98 / yr | $21K | |
| 8 | Niobrara County | Very Low | 105.30 / yr | $9K | |
| 9 | Converse County | Very Low | 103.85 / yr | $8K | |
| 10 | Sheridan County | Very Low | 78.33 / yr | $8K | |
| 11 | Lincoln County | Very Low | 87.64 / yr | $6K | |
| 12 | Natrona County | Very Low | 79.15 / yr | $6K | |
| 13 | Carbon County | Very Low | 86.51 / yr | $4K | |
| 14 | Sublette County | Very Low | 72.62 / yr | $5K | |
| 15 | Sweetwater County | Very Low | 119.96 / yr | $4K | |
| 16 | Johnson County | Very Low | 104.48 / yr | $4K | |
| 17 | Crook County | Very Low | 72.84 / yr | $3K | |
| 18 | Uinta County | Very Low | 81.60 / yr | $3K | |
| 19 | Campbell County | Very Low | 79.68 / yr | $3K | |
| 20 | Teton County | Very Low | 66.04 / yr | $2K | |
| 21 | Hot Springs County | Very Low | 73.69 / yr | $929 | |
| 22 | Weston County | Very Low | 79.02 / yr | $540 |
22 Wyoming counties with measurable drought risk. See the national drought ranking or all Wyoming counties by overall risk.
Frequently Asked Questions
Which Wyoming county has the highest drought risk?
Goshen County has the highest FEMA drought risk score in Wyoming at 55.4 (Low), with $216K in expected annual losses and about 80.71 events per year.
How many Wyoming counties face significant drought risk?
22 Wyoming counties record measurable drought risk in FEMA's National Risk Index; 0 of them are rated High or Very High.