City vs city
Powell vs Westerville, OH
Westerville currently scores 9 points higher overall than Powell, with the largest gap in flood.
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
Powell: 36/100 · Westerville: 45/100
Westerville is 9 points higher.
Flood
Powell: 59/100 · Westerville: 100/100
Westerville is 41 points higher.
Powell: FEMA NFHL flood zones: 11 features intersect this tile.
Westerville: FEMA NFHL flood zones: 16 features intersect this tile.
Wind
Powell: 16/100 · Westerville: 16/100
No gap.
Powell: Wind exposure derived from ingested design wind / climatology tiles.
Westerville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Powell: 37/100 · Westerville: 35/100
Powell is 2 points higher.
Powell: Lightning exposure derived from ingested climatology tiles.
Westerville: Lightning exposure derived from ingested climatology tiles.
Tornado
Powell: 0/100 · Westerville: 27/100
Westerville is 27 points higher.
Powell: Tornado risk derived from NOAA SPC historical reports.
Westerville: Tornado risk derived from NOAA SPC historical reports.
Hail
Powell: 65/100 · Westerville: 87/100
Westerville is 22 points higher.
Powell: Hail risk derived from NOAA SPC historical reports.
Westerville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Powell: Unavailable · Westerville: Unavailable
A score difference cannot be calculated without both sources.
Powell: Storm surge model is not available for this location yet.
Westerville: Storm surge model is not available for this location yet.
Wildfire
Powell: 7/100 · Westerville: 11/100
Westerville is 4 points higher.
Powell: Wildfire exposure derived from ingested fire potential tiles.
Westerville: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Powell: 31/100 · Westerville: 37/100
Westerville is 6 points higher.
Powell: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Westerville: Air quality signal derived from the latest EPA AirNow combined AQI grid.