Ice Storm Risk in South Carolina
All South Carolina 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 46 of 46 South Carolina counties in FEMA's National Risk Index. Greenville County carries the state's highest ice storm score at 99.6, with $6M in expected annual ice storm losses.
29 South Carolina counties are rated High or Very High for ice storm, and expected annual losses from ice storm total roughly $42M 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 | Greenville County | Very High | 1.83 / yr | $6M | |
| 2 | Spartanburg County | Very High | 1.93 / yr | $4M | |
| 3 | York County | Very High | 2.19 / yr | $4M | |
| 4 | Richland County | Very High | 1.45 / yr | $3M | |
| 5 | Lexington County | Very High | 1.47 / yr | $2M | |
| 6 | Anderson County | Very High | 1.67 / yr | $2M | |
| 7 | Charleston County | High | 0.88 / yr | $2M | |
| 8 | Pickens County | High | 1.67 / yr | $1M | |
| 9 | Horry County | High | 0.63 / yr | $1M | |
| 10 | Lancaster County | High | 1.48 / yr | $1M | |
| 11 | Marlboro County | High | 0.83 / yr | $698K | |
| 12 | Aiken County | High | 1.16 / yr | $1M | |
| 13 | Cherokee County | High | 2.05 / yr | $877K | |
| 14 | Laurens County | High | 1.78 / yr | $777K | |
| 15 | Greenwood County | High | 1.44 / yr | $881K | |
| 16 | Oconee County | High | 1.44 / yr | $791K | |
| 17 | Newberry County | High | 1.80 / yr | $621K | |
| 18 | Union County | High | 1.99 / yr | $492K | |
| 19 | Beaufort County | High | 0.64 / yr | $747K | |
| 20 | Berkeley County | High | 1.02 / yr | $941K | |
| 21 | Orangeburg County | High | 1.08 / yr | $481K | |
| 22 | Florence County | High | 0.79 / yr | $597K | |
| 23 | Fairfield County | High | 1.88 / yr | $475K | |
| 24 | Abbeville County | High | 1.50 / yr | $396K | |
| 25 | Dorchester County | High | 1.09 / yr | $658K | |
| 26 | Kershaw County | High | 1.20 / yr | $472K | |
| 27 | Sumter County | High | 0.88 / yr | $451K | |
| 28 | Chesterfield County | High | 0.79 / yr | $344K | |
| 29 | Chester County | High | 1.93 / yr | $394K | |
| 30 | Dillon County | Medium | 0.78 / yr | $239K | |
| 31 | Georgetown County | Medium | 0.72 / yr | $230K | |
| 32 | Williamsburg County | Medium | 0.85 / yr | $188K | |
| 33 | Darlington County | Medium | 0.58 / yr | $203K | |
| 34 | Marion County | Medium | 0.76 / yr | $159K | |
| 35 | Saluda County | Medium | 1.31 / yr | $147K | |
| 36 | Edgefield County | Medium | 1.19 / yr | $190K | |
| 37 | Clarendon County | Medium | 0.82 / yr | $118K | |
| 38 | Hampton County | Medium | 0.88 / yr | $107K | |
| 39 | Colleton County | Medium | 0.97 / yr | $101K | |
| 40 | McCormick County | Low | 1.11 / yr | $79K | |
| 41 | Calhoun County | Low | 1.24 / yr | $97K | |
| 42 | Bamberg County | Low | 0.97 / yr | $77K | |
| 43 | Allendale County | Low | 0.92 / yr | $58K | |
| 44 | Barnwell County | Low | 0.87 / yr | $43K | |
| 45 | Lee County | Low | 0.61 / yr | $45K | |
| 46 | Jasper County | Low | 0.62 / yr | $26K |
46 South Carolina counties with measurable ice storm risk. See the national ice storm ranking or all South Carolina counties by overall risk.
Frequently Asked Questions
Which South Carolina county has the highest ice storm risk?
Greenville County has the highest FEMA ice storm risk score in South Carolina at 99.6 (Very High), with $6M in expected annual losses and about 1.83 events per year.
How many South Carolina counties face significant ice storm risk?
46 South Carolina counties record measurable ice storm risk in FEMA's National Risk Index; 29 of them are rated High or Very High.