City vs city
Ackworth vs Norwalk, IA
Norwalk currently scores 8 points higher overall than Ackworth, with the largest gap in hail.
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
Ackworth: 39/100 · Norwalk: 47/100
Norwalk is 8 points higher.
Flood
Ackworth: 61/100 · Norwalk: 75/100
Norwalk is 14 points higher.
Ackworth: FEMA NFHL flood zones: 5 features intersect this tile.
Norwalk: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Ackworth: 18/100 · Norwalk: 18/100
No gap.
Ackworth: Wind exposure derived from ingested design wind / climatology tiles.
Norwalk: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ackworth: 60/100 · Norwalk: 58/100
Ackworth is 2 points higher.
Ackworth: Lightning exposure derived from ingested climatology tiles.
Norwalk: Lightning exposure derived from ingested climatology tiles.
Tornado
Ackworth: 19/100 · Norwalk: 15/100
Ackworth is 4 points higher.
Ackworth: Tornado risk derived from NOAA SPC historical reports.
Norwalk: Tornado risk derived from NOAA SPC historical reports.
Hail
Ackworth: 60/100 · Norwalk: 100/100
Norwalk is 40 points higher.
Ackworth: Hail risk derived from NOAA SPC historical reports.
Norwalk: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ackworth: Unavailable · Norwalk: Unavailable
A score difference cannot be calculated without both sources.
Ackworth: Storm surge model is not available for this location yet.
Norwalk: Storm surge model is not available for this location yet.
Wildfire
Ackworth: 22/100 · Norwalk: 31/100
Norwalk is 9 points higher.
Ackworth: Wildfire exposure derived from ingested fire potential tiles.
Norwalk: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Ackworth: 31/100 · Norwalk: 31/100
No gap.
Ackworth: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Norwalk: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.