Rockdale County
Georgia — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 56th
Rockdale County faces low composite natural disaster risk (NRI Risk Index score 56.2, 56th national percentile), driven primarily by ice storm and tornado exposure. Expected annual loss across all 18 hazard types is $22M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Ice Storm | Medium | 1.43 / yr | $422K |
| Tornado | Medium | 0.08 / yr | $4M |
| Hail | Medium | 5.19 / yr | $786K |
| Earthquake | Low | 0.00 / yr | $1M |
| Lightning | Medium | 62.23 / yr | $636K |
| Strong Wind | Medium | 2.49 / yr | $1M |
| Riverine Flood | Low | 0.32 / yr | $12M |
| Heat Wave | Low | 2.84 / yr | $587K |
| Cold Wave | Low | 0.63 / yr | $1M |
| Hurricane | Very Low | 0.05 / yr | $127K |
| Wildfire | Very Low | 0.00 / yr | $23K |
| Landslide | Very Low | 0.09 / yr | $220 |
| Winter Weather | Very Low | 1.68 / yr | $14K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Drought | Very Low | 37.48 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Rockdale County?
Rockdale County has a composite FEMA National Risk Index score of 56.2 out of 100, placing it in the Low category and the 56th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Rockdale County?
The three highest-rated hazards are Ice Storm (Medium, $422K EAL), Tornado (Medium, $4M EAL), Hail (Medium, $786K EAL). These account for most of the county's expected annual losses.
How does Rockdale County compare to other Georgia counties?
Rockdale County ranks #46 of 159 Georgia counties for overall natural disaster risk, with a low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Rockdale County's $22M EAL is a statistical average, not a guarantee for any specific year or address.