City vs city
Columbus Junction vs Iowa City, IA
Iowa City currently scores 14 points higher overall than Columbus Junction, 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
Columbus Junction: 34/100 · Iowa City: 48/100
Iowa City is 14 points higher.
Flood
Columbus Junction: 66/100 · Iowa City: 64/100
Columbus Junction is 2 points higher.
Columbus Junction: FEMA NFHL flood zones: 8 features intersect this tile.
Iowa City: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Columbus Junction: 17/100 · Iowa City: 17/100
No gap.
Columbus Junction: Wind exposure derived from ingested design wind / climatology tiles.
Iowa City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Columbus Junction: 38/100 · Iowa City: 47/100
Iowa City is 9 points higher.
Columbus Junction: Lightning exposure derived from ingested climatology tiles.
Iowa City: Lightning exposure derived from ingested climatology tiles.
Tornado
Columbus Junction: 15/100 · Iowa City: 38/100
Iowa City is 23 points higher.
Columbus Junction: Tornado risk derived from NOAA SPC historical reports.
Iowa City: Tornado risk derived from NOAA SPC historical reports.
Hail
Columbus Junction: 42/100 · Iowa City: 100/100
Iowa City is 58 points higher.
Columbus Junction: Hail risk derived from NOAA SPC historical reports.
Iowa City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Columbus Junction: Unavailable · Iowa City: Unavailable
A score difference cannot be calculated without both sources.
Columbus Junction: Storm surge model is not available for this location yet.
Iowa City: Storm surge model is not available for this location yet.
Wildfire
Columbus Junction: 37/100 · Iowa City: 43/100
Iowa City is 6 points higher.
Columbus Junction: Wildfire exposure derived from ingested fire potential tiles.
Iowa City: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Columbus Junction: 21/100 · Iowa City: 24/100
Iowa City is 3 points higher.
Columbus Junction: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
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.