City vs city
Iowa City vs Nashua, IA
Iowa City currently scores 12 points higher overall than Nashua, 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 is a current EPA AirNow signal; 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 · Nashua: 36/100
Iowa City is 12 points higher.
Flood
Iowa City: 64/100 · Nashua: 71/100
Nashua is 7 points higher.
Iowa City: FEMA NFHL flood zones: 13 features intersect this tile.
Nashua: FEMA NFHL flood zones: 12 features intersect this tile.
Wind
Iowa City: 17/100 · Nashua: 17/100
No gap.
Iowa City: Wind exposure derived from ingested design wind / climatology tiles.
Nashua: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Iowa City: 47/100 · Nashua: 20/100
Iowa City is 27 points higher.
Iowa City: Lightning exposure derived from ingested climatology tiles.
Nashua: Lightning exposure derived from ingested climatology tiles.
Tornado
Iowa City: 38/100 · Nashua: 19/100
Iowa City is 19 points higher.
Iowa City: Tornado risk derived from NOAA SPC historical reports.
Nashua: Tornado risk derived from NOAA SPC historical reports.
Hail
Iowa City: 100/100 · Nashua: 67/100
Iowa City is 33 points higher.
Iowa City: Hail risk derived from NOAA SPC historical reports.
Nashua: Hail risk derived from NOAA SPC historical reports.
Storm surge
Iowa City: Unavailable · Nashua: Unavailable
A score difference cannot be calculated without both sources.
Iowa City: Storm surge model is not available for this location yet.
Nashua: Storm surge model is not available for this location yet.
Wildfire
Iowa City: 43/100 · Nashua: 35/100
Iowa City is 8 points higher.
Iowa City: Wildfire exposure derived from ingested fire potential tiles.
Nashua: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Iowa City: 24/100 · Nashua: 21/100
Iowa City is 3 points higher.
Iowa City: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Nashua: Air quality signal derived from the latest EPA AirNow combined AQI grid.