City vs city
Creston vs Mount Ayr, IA
Creston currently scores 7 points higher overall than Mount Ayr, 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
Creston: 53/100 · Mount Ayr: 46/100
Creston is 7 points higher.
Flood
Creston: 43/100 · Mount Ayr: 55/100
Mount Ayr is 12 points higher.
Creston: FEMA NFHL flood zones: 3 features intersect this tile.
Mount Ayr: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Creston: 18/100 · Mount Ayr: 18/100
No gap.
Creston: Wind exposure derived from ingested design wind / climatology tiles.
Mount Ayr: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Creston: 59/100 · Mount Ayr: 63/100
Mount Ayr is 4 points higher.
Creston: Lightning exposure derived from ingested climatology tiles.
Mount Ayr: Lightning exposure derived from ingested climatology tiles.
Tornado
Creston: 85/100 · Mount Ayr: 19/100
Creston is 66 points higher.
Creston: Tornado risk derived from NOAA SPC historical reports.
Mount Ayr: Tornado risk derived from NOAA SPC historical reports.
Hail
Creston: 100/100 · Mount Ayr: 99/100
Creston is 1 points higher.
Creston: Hail risk derived from NOAA SPC historical reports.
Mount Ayr: Hail risk derived from NOAA SPC historical reports.
Storm surge
Creston: Unavailable · Mount Ayr: Unavailable
A score difference cannot be calculated without both sources.
Creston: Storm surge model is not available for this location yet.
Mount Ayr: Storm surge model is not available for this location yet.
Wildfire
Creston: 39/100 · Mount Ayr: 43/100
Mount Ayr is 4 points higher.
Creston: Wildfire exposure derived from ingested fire potential tiles.
Mount Ayr: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Creston: 28/100 · Mount Ayr: 28/100
No gap.
Creston: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Mount Ayr: Air quality signal derived from the latest EPA AirNow combined AQI grid.