Ice Storm Risk in Maryland
All Maryland counties ranked by FEMA National Risk Index ice storm score
Ice Storm risk — freezing rain that coats surfaces in heavy, damaging ice — is rated for 24 of 24 Maryland counties in FEMA's National Risk Index. Prince George's County carries the state's highest ice storm score at 80.6, with $392K in expected annual ice storm losses.
No Maryland county reaches the High band for ice storm, and expected annual losses from ice storm total roughly $3M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Ice Storm
| # | County | Ice Storm Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Prince George's County | Medium | 0.35 / yr | $392K | |
| 2 | Baltimore City | Medium | 0.95 / yr | $248K | |
| 3 | Montgomery County | Medium | 0.63 / yr | $266K | |
| 4 | Baltimore County | Medium | 1.03 / yr | $223K | |
| 5 | Anne Arundel County | Medium | 0.43 / yr | $309K | |
| 6 | Cecil County | Medium | 1.19 / yr | $209K | |
| 7 | Wicomico County | Medium | 0.34 / yr | $154K | |
| 8 | Howard County | Low | 0.89 / yr | $217K | |
| 9 | Worcester County | Low | 0.34 / yr | $112K | |
| 10 | Harford County | Low | 1.15 / yr | $180K | |
| 11 | Frederick County | Low | 1.00 / yr | $151K | |
| 12 | St. Mary's County | Low | 0.49 / yr | $167K | |
| 13 | Somerset County | Low | 0.34 / yr | $58K | |
| 14 | Dorchester County | Low | 0.41 / yr | $62K | |
| 15 | Talbot County | Low | 0.42 / yr | $61K | |
| 16 | Allegany County | Low | 0.34 / yr | $39K | |
| 17 | Calvert County | Low | 0.39 / yr | $88K | |
| 18 | Charles County | Low | 0.40 / yr | $82K | |
| 19 | Caroline County | Low | 0.45 / yr | $42K | |
| 20 | Queen Anne's County | Low | 0.60 / yr | $52K | |
| 21 | Kent County | Low | 0.77 / yr | $36K | |
| 22 | Carroll County | Low | 1.08 / yr | $52K | |
| 23 | Washington County | Low | 0.73 / yr | $32K | |
| 24 | Garrett County | Very Low | 0.36 / yr | $15K |
24 Maryland counties with measurable ice storm risk. See the national ice storm ranking or all Maryland counties by overall risk.
Frequently Asked Questions
Which Maryland county has the highest ice storm risk?
Prince George's County has the highest FEMA ice storm risk score in Maryland at 80.6 (Medium), with $392K in expected annual losses and about 0.35 events per year.
How many Maryland counties face significant ice storm risk?
24 Maryland counties record measurable ice storm risk in FEMA's National Risk Index; 0 of them are rated High or Very High.