Flood Zone Comparison
Compare key metrics between 29646 29646, SC — Zone A and 70441 70441, LA — Zone A. Data sourced from FEMA National Flood Hazard Layer (2025).
| Metric | 29646 29646, SC — Zone A | 70441 70441, LA — Zone A |
|---|---|---|
| name | 29646 29646, SC — Zone A | 70441 70441, LA — Zone A |
| zip code | 29646 | 70441 |
| city | 29646 | 70441 |
| state | South Carolina | Louisiana |
| state code | SC | LA |
| category | High Risk | High Risk |
| flood zone | Zone A (High Risk — 100-Year Floodplain, No BFE) | Zone A (High Risk — 100-Year Floodplain, No BFE) |
| 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 | 1,581 | 1,581 |
| base flood elevation | 27 ft | 21 ft |
| historical floods | 12 recorded flood events in the past 50 years. Most recent major flood: 2023 | 2 recorded flood events in the past 50 years. Most recent major flood: 2016 |
| nearest water | Susquehanna River (4.2 miles) | Savannah River (4.7 miles) |
| elevation ft | 244 | 0 |
| population | 47,290 | 64,184 |
| median home value | 689,179 | 558,740 |
| flood damage risk | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $73,859 | 40-60% chance of flood damage over a 30-year mortgage. Estimated average damage per flood event: $125,231 |
| 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 | 8403C244J | 8350C245J |
| 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.