City vs city
Cromwell vs Sioux City, IA
Cromwell currently scores 6 points higher overall than Sioux 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
Cromwell: 45/100 · Sioux City: 39/100
Cromwell is 6 points higher.
Flood
Cromwell: 47/100 · Sioux City: 4/100
Cromwell is 43 points higher.
Cromwell: FEMA NFHL flood zones: 5 features intersect this tile.
Sioux City: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Cromwell: 18/100 · Sioux City: 20/100
Sioux City is 2 points higher.
Cromwell: Wind exposure derived from ingested design wind / climatology tiles.
Sioux City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Cromwell: 60/100 · Sioux City: 52/100
Cromwell is 8 points higher.
Cromwell: Lightning exposure derived from ingested climatology tiles.
Sioux City: Lightning exposure derived from ingested climatology tiles.
Tornado
Cromwell: 88/100 · Sioux City: 38/100
Cromwell is 50 points higher.
Cromwell: Tornado risk derived from NOAA SPC historical reports.
Sioux City: Tornado risk derived from NOAA SPC historical reports.
Hail
Cromwell: 44/100 · Sioux City: 86/100
Sioux City is 42 points higher.
Cromwell: Hail risk derived from NOAA SPC historical reports.
Sioux City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Cromwell: Unavailable · Sioux City: Unavailable
A score difference cannot be calculated without both sources.
Cromwell: Storm surge model is not available for this location yet.
Sioux City: Storm surge model is not available for this location yet.
Wildfire
Cromwell: 30/100 · Sioux City: 48/100
Sioux City is 18 points higher.
Cromwell: Wildfire exposure derived from ingested fire potential tiles.
Sioux City: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Cromwell: 26/100 · Sioux City: 26/100
No gap.
Cromwell: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Sioux 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.