City vs city
Gahanna vs Whitehall, OH
Gahanna currently scores 4 points higher overall than Whitehall, with the largest gap in tornado.
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
Gahanna: 39/100 · Whitehall: 35/100
Gahanna is 4 points higher.
Flood
Gahanna: 67/100 · Whitehall: 88/100
Whitehall is 21 points higher.
Gahanna: FEMA NFHL flood zones: 8 features intersect this tile.
Whitehall: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Gahanna: 16/100 · Whitehall: 16/100
No gap.
Gahanna: Wind exposure derived from ingested design wind / climatology tiles.
Whitehall: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gahanna: 29/100 · Whitehall: 26/100
Gahanna is 3 points higher.
Gahanna: Lightning exposure derived from ingested climatology tiles.
Whitehall: Lightning exposure derived from ingested climatology tiles.
Tornado
Gahanna: 35/100 · Whitehall: 4/100
Gahanna is 31 points higher.
Gahanna: Tornado risk derived from NOAA SPC historical reports.
Whitehall: Tornado risk derived from NOAA SPC historical reports.
Hail
Gahanna: 75/100 · Whitehall: 55/100
Gahanna is 20 points higher.
Gahanna: Hail risk derived from NOAA SPC historical reports.
Whitehall: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gahanna: Unavailable · Whitehall: Unavailable
A score difference cannot be calculated without both sources.
Gahanna: Storm surge model is not available for this location yet.
Whitehall: Storm surge model is not available for this location yet.
Wildfire
Gahanna: 18/100 · Whitehall: 21/100
Whitehall is 3 points higher.
Gahanna: Wildfire exposure derived from ingested fire potential tiles.
Whitehall: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gahanna: 36/100 · Whitehall: 34/100
Gahanna is 2 points higher.
Gahanna: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Whitehall: Air quality signal derived from the latest EPA AirNow combined AQI grid.