City vs city
Fairfield vs Sioux City, IA
Fairfield currently scores 3 points higher overall than Sioux City, with the largest gap in flood.
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
Fairfield: 42/100 · Sioux City: 39/100
Fairfield is 3 points higher.
Flood
Fairfield: 43/100 · Sioux City: 4/100
Fairfield is 39 points higher.
Fairfield: FEMA NFHL flood zones: 2 features intersect this tile.
Sioux City: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Fairfield: 17/100 · Sioux City: 20/100
Sioux City is 3 points higher.
Fairfield: Wind exposure derived from ingested design wind / climatology tiles.
Sioux City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Fairfield: 42/100 · Sioux City: 52/100
Sioux City is 10 points higher.
Fairfield: Lightning exposure derived from ingested climatology tiles.
Sioux City: Lightning exposure derived from ingested climatology tiles.
Tornado
Fairfield: 38/100 · Sioux City: 38/100
No gap.
Fairfield: Tornado risk derived from NOAA SPC historical reports.
Sioux City: Tornado risk derived from NOAA SPC historical reports.
Hail
Fairfield: 100/100 · Sioux City: 86/100
Fairfield is 14 points higher.
Fairfield: Hail risk derived from NOAA SPC historical reports.
Sioux City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Fairfield: Unavailable · Sioux City: Unavailable
A score difference cannot be calculated without both sources.
Fairfield: Storm surge model is not available for this location yet.
Sioux City: Storm surge model is not available for this location yet.
Wildfire
Fairfield: 35/100 · Sioux City: 48/100
Sioux City is 13 points higher.
Fairfield: Wildfire exposure derived from ingested fire potential tiles.
Sioux City: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Fairfield: 20/100 · Sioux City: 26/100
Sioux City is 6 points higher.
Fairfield: 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.