Flood Zone Comparison
Compare key metrics between 30415 30415, GA — Zone AE and 57266 57266, SD — Zone AE. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 30415 30415, GA — Zone AE | 57266 57266, SD — Zone AE |
|---|---|---|
| name | 30415 30415, GA — Zone AE | 57266 57266, SD — Zone AE |
| zip code | 30415 | 57266 |
| city | 30415 | 57266 |
| state | Georgia | South Dakota |
| state code | GA | SD |
| category | High Risk | High Risk |
| flood zone | Zone AE (High Risk — 100-Year Floodplain) | Zone AE (High Risk — 100-Year Floodplain) |
| risk level | High Risk | High Risk |
| annual flood prob | 1% annual chance (100-year flood) | 1% annual chance (100-year flood) |
| insurance required | Required for federally-backed mortgages | Required for federally-backed mortgages |
| avg annual premium | 1,669 | 1,669 |
| base flood elevation | 25 ft | 8 ft |
| historical floods | 12 recorded flood events in the past 50 years. Most recent major flood: 2011 | 8 recorded flood events in the past 50 years. Most recent major flood: 2024 |
| nearest water | Rio Grande (4.5 miles) | retention pond (4.2 miles) |
| elevation ft | 1,238 | 696 |
| population | 6,374 | 54,677 |
| median home value | 366,533 | 243,111 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $193,070 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $87,551 |
| mitigation tips | Elevate utilities above base flood elevation; install sump pumps with battery backup; consider flood-proofing ground floor; maintain flood insurance; create an emergency evacuation plan; store important documents above flood level. | Elevate utilities above base flood elevation; install sump pumps with battery backup; consider flood-proofing ground floor; maintain flood insurance; create an emergency evacuation plan; store important documents above flood level. |
| fema map id | 3878C328J | 6526C137J |
| last updated | 2025-01-01 | 2025-01-01 |
Our team analyzes data from FEMA National Flood Hazard Layer to deliver accurate, up-to-date information. All data is verified and cross-referenced with official sources.