City vs city
Alleman vs Polk City, IA
Alleman currently scores 3 points higher overall than Polk City, 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
Alleman: 50/100 · Polk City: 47/100
Alleman is 3 points higher.
Flood
Alleman: 44/100 · Polk City: 82/100
Polk City is 38 points higher.
Alleman: FEMA NFHL flood zones: 4 features intersect this tile.
Polk City: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Alleman: 18/100 · Polk City: 18/100
No gap.
Alleman: Wind exposure derived from ingested design wind / climatology tiles.
Polk City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alleman: 59/100 · Polk City: 58/100
Alleman is 1 points higher.
Alleman: Lightning exposure derived from ingested climatology tiles.
Polk City: Lightning exposure derived from ingested climatology tiles.
Tornado
Alleman: 58/100 · Polk City: 15/100
Alleman is 43 points higher.
Alleman: Tornado risk derived from NOAA SPC historical reports.
Polk City: Tornado risk derived from NOAA SPC historical reports.
Hail
Alleman: 100/100 · Polk City: 100/100
No gap.
Alleman: Hail risk derived from NOAA SPC historical reports.
Polk City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alleman: Unavailable · Polk City: Unavailable
A score difference cannot be calculated without both sources.
Alleman: Storm surge model is not available for this location yet.
Polk City: Storm surge model is not available for this location yet.
Wildfire
Alleman: 39/100 · Polk City: 28/100
Alleman is 11 points higher.
Alleman: Wildfire exposure derived from ingested fire potential tiles.
Polk City: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Alleman: 29/100 · Polk City: 30/100
Polk City is 1 points higher.
Alleman: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Polk City: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.