Drought Risk in Maine
All Maine counties ranked by FEMA National Risk Index drought score
Drought risk — extended dry periods that stress water supplies and agriculture — is rated for 16 of 16 Maine counties in FEMA's National Risk Index. Somerset County carries the state's highest drought score at 78.8, with $850K in expected annual drought losses.
No Maine county reaches the High band for drought, and expected annual losses from drought total roughly $4M 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 | Somerset County | Medium | 3.28 / yr | $850K | |
| 2 | Kennebec County | Medium | 4.71 / yr | $812K | |
| 3 | Androscoggin County | Medium | 4.45 / yr | $808K | |
| 4 | York County | Medium | 3.87 / yr | $502K | |
| 5 | Penobscot County | Low | 4.63 / yr | $304K | |
| 6 | Hancock County | Low | 3.70 / yr | $261K | |
| 7 | Waldo County | Low | 4.16 / yr | $216K | |
| 8 | Washington County | Low | 4.16 / yr | $93K | |
| 9 | Aroostook County | Low | 1.71 / yr | $68K | |
| 10 | Piscataquis County | Low | 4.54 / yr | $78K | |
| 11 | Franklin County | Low | 2.18 / yr | $71K | |
| 12 | Cumberland County | Low | 2.91 / yr | $136K | |
| 13 | Oxford County | Low | 1.89 / yr | $63K | |
| 14 | Knox County | Low | 2.16 / yr | $56K | |
| 15 | Lincoln County | Low | 3.23 / yr | $35K | |
| 16 | Sagadahoc County | Very Low | 3.52 / yr | $21K |
16 Maine counties with measurable drought risk. See the national drought ranking or all Maine counties by overall risk.
Frequently Asked Questions
Which Maine county has the highest drought risk?
Somerset County has the highest FEMA drought risk score in Maine at 78.8 (Medium), with $850K in expected annual losses and about 3.28 events per year.
How many Maine counties face significant drought risk?
16 Maine counties record measurable drought risk in FEMA's National Risk Index; 0 of them are rated High or Very High.