City vs city
Iowa City vs West Branch, IA
Iowa City currently scores 10 points higher overall than West Branch, 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
Iowa City: 48/100 · West Branch: 38/100
Iowa City is 10 points higher.
Flood
Iowa City: 64/100 · West Branch: 52/100
Iowa City is 12 points higher.
Iowa City: FEMA NFHL flood zones: 13 features intersect this tile.
West Branch: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Iowa City: 17/100 · West Branch: 17/100
No gap.
Iowa City: Wind exposure derived from ingested design wind / climatology tiles.
West Branch: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Iowa City: 47/100 · West Branch: 47/100
No gap.
Iowa City: Lightning exposure derived from ingested climatology tiles.
West Branch: Lightning exposure derived from ingested climatology tiles.
Tornado
Iowa City: 38/100 · West Branch: 31/100
Iowa City is 7 points higher.
Iowa City: Tornado risk derived from NOAA SPC historical reports.
West Branch: Tornado risk derived from NOAA SPC historical reports.
Hail
Iowa City: 100/100 · West Branch: 49/100
Iowa City is 51 points higher.
Iowa City: Hail risk derived from NOAA SPC historical reports.
West Branch: Hail risk derived from NOAA SPC historical reports.
Storm surge
Iowa City: Unavailable · West Branch: Unavailable
A score difference cannot be calculated without both sources.
Iowa City: Storm surge model is not available for this location yet.
West Branch: Storm surge model is not available for this location yet.
Wildfire
Iowa City: 43/100 · West Branch: 43/100
No gap.
Iowa City: Wildfire exposure derived from ingested fire potential tiles.
West Branch: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Iowa City: 24/100 · West Branch: 24/100
No gap.
Iowa 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.
West Branch: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.