City vs city
Allendale vs Barnwell, SC
Barnwell currently scores 4 points higher overall than Allendale, with the largest gap in hail.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Allendale: 37/100 · Barnwell: 41/100
Barnwell is 4 points higher.
Flood
Allendale: 22/100 · Barnwell: 35/100
Barnwell is 13 points higher.
Allendale: FEMA NFHL flood zones: 2 features intersect this tile.
Barnwell: FEMA NFHL flood zones: 12 features intersect this tile.
Wind
Allendale: 28/100 · Barnwell: 26/100
Allendale is 2 points higher.
Allendale: Wind exposure derived from ingested design wind / climatology tiles.
Barnwell: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Allendale: 70/100 · Barnwell: 69/100
Allendale is 1 points higher.
Allendale: Lightning exposure derived from ingested climatology tiles.
Barnwell: Lightning exposure derived from ingested climatology tiles.
Tornado
Allendale: 23/100 · Barnwell: 12/100
Allendale is 11 points higher.
Allendale: Tornado risk derived from NOAA SPC historical reports.
Barnwell: Tornado risk derived from NOAA SPC historical reports.
Hail
Allendale: 31/100 · Barnwell: 53/100
Barnwell is 22 points higher.
Allendale: Hail risk derived from NOAA SPC historical reports.
Barnwell: Hail risk derived from NOAA SPC historical reports.
Storm surge
Allendale: Unavailable · Barnwell: Unavailable
A score difference cannot be calculated without both sources.
Allendale: Storm surge model is not available for this location yet.
Barnwell: Storm surge model is not available for this location yet.
Wildfire
Allendale: 59/100 · Barnwell: 69/100
Barnwell is 10 points higher.
Allendale: Wildfire exposure derived from ingested fire potential tiles.
Barnwell: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Allendale: 26/100 · Barnwell: 26/100
No gap.
Allendale: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Barnwell: Air quality signal derived from the latest EPA AirNow combined AQI grid.