City vs city
Altoona vs Saylorville, IA
Saylorville currently scores 5 points higher overall than Altoona, 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
Altoona: 45/100 · Saylorville: 50/100
Saylorville is 5 points higher.
Flood
Altoona: 49/100 · Saylorville: 71/100
Saylorville is 22 points higher.
Altoona: FEMA NFHL flood zones: 4 features intersect this tile.
Saylorville: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Altoona: 18/100 · Saylorville: 18/100
No gap.
Altoona: Wind exposure derived from ingested design wind / climatology tiles.
Saylorville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Altoona: 59/100 · Saylorville: 58/100
Altoona is 1 points higher.
Altoona: Lightning exposure derived from ingested climatology tiles.
Saylorville: Lightning exposure derived from ingested climatology tiles.
Tornado
Altoona: 19/100 · Saylorville: 42/100
Saylorville is 23 points higher.
Altoona: Tornado risk derived from NOAA SPC historical reports.
Saylorville: Tornado risk derived from NOAA SPC historical reports.
Hail
Altoona: 100/100 · Saylorville: 100/100
No gap.
Altoona: Hail risk derived from NOAA SPC historical reports.
Saylorville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Altoona: Unavailable · Saylorville: Unavailable
A score difference cannot be calculated without both sources.
Altoona: Storm surge model is not available for this location yet.
Saylorville: Storm surge model is not available for this location yet.
Wildfire
Altoona: 36/100 · Saylorville: 32/100
Altoona is 4 points higher.
Altoona: Wildfire exposure derived from ingested fire potential tiles.
Saylorville: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Altoona: 31/100 · Saylorville: 30/100
Altoona is 1 points higher.
Altoona: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Saylorville: Air quality signal derived from the latest EPA AirNow combined AQI grid.