Drought Risk in Delaware
All Delaware counties ranked by FEMA National Risk Index drought score
Drought risk — extended dry periods that stress water supplies and agriculture — is rated for 3 of 3 Delaware counties in FEMA's National Risk Index. Sussex County carries the state's highest drought score at 86.5, with $1M in expected annual drought losses.
No Delaware 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 | Sussex County | Medium | 4.26 / yr | $1M | |
| 2 | Kent County | Medium | 5.48 / yr | $1M | |
| 3 | New Castle County | Medium | 5.90 / yr | $1M |
3 Delaware counties with measurable drought risk. See the national drought ranking or all Delaware counties by overall risk.
Frequently Asked Questions
Which Delaware county has the highest drought risk?
Sussex County has the highest FEMA drought risk score in Delaware at 86.5 (Medium), with $1M in expected annual losses and about 4.26 events per year.
How many Delaware counties face significant drought risk?
3 Delaware counties record measurable drought risk in FEMA's National Risk Index; 0 of them are rated High or Very High.