City vs city
Dayton vs Mount Vernon, OH
Mount Vernon currently scores 11 points higher overall than Dayton, 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
Dayton: 31/100 · Mount Vernon: 42/100
Mount Vernon is 11 points higher.
Flood
Dayton: 59/100 · Mount Vernon: 65/100
Mount Vernon is 6 points higher.
Dayton: FEMA NFHL flood zones: 5 features intersect this tile.
Mount Vernon: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Dayton: 15/100 · Mount Vernon: 17/100
Mount Vernon is 2 points higher.
Dayton: Wind exposure derived from ingested design wind / climatology tiles.
Mount Vernon: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dayton: 38/100 · Mount Vernon: 33/100
Dayton is 5 points higher.
Dayton: Lightning exposure derived from ingested climatology tiles.
Mount Vernon: Lightning exposure derived from ingested climatology tiles.
Tornado
Dayton: 0/100 · Mount Vernon: 46/100
Mount Vernon is 46 points higher.
Dayton: Tornado risk derived from NOAA SPC historical reports.
Mount Vernon: Tornado risk derived from NOAA SPC historical reports.
Hail
Dayton: 39/100 · Mount Vernon: 60/100
Mount Vernon is 21 points higher.
Dayton: Hail risk derived from NOAA SPC historical reports.
Mount Vernon: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dayton: Unavailable · Mount Vernon: Unavailable
A score difference cannot be calculated without both sources.
Dayton: Storm surge model is not available for this location yet.
Mount Vernon: Storm surge model is not available for this location yet.
Wildfire
Dayton: 2/100 · Mount Vernon: 37/100
Mount Vernon is 35 points higher.
Dayton: Wildfire exposure derived from ingested fire potential tiles.
Mount Vernon: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dayton: 35/100 · Mount Vernon: 35/100
No gap.
Dayton: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Mount Vernon: Air quality signal derived from the latest EPA AirNow combined AQI grid.