City vs city
Monona vs Waterville, IA
Monona currently scores 5 points higher overall than Waterville, 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
Monona: 27/100 · Waterville: 22/100
Monona is 5 points higher.
Flood
Monona: 43/100 · Waterville: 43/100
No gap.
Monona: FEMA NFHL flood zones: 4 features intersect this tile.
Waterville: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Monona: 17/100 · Waterville: 17/100
No gap.
Monona: Wind exposure derived from ingested design wind / climatology tiles.
Waterville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Monona: 14/100 · Waterville: 12/100
Monona is 2 points higher.
Monona: Lightning exposure derived from ingested climatology tiles.
Waterville: Lightning exposure derived from ingested climatology tiles.
Tornado
Monona: 15/100 · Waterville: 0/100
Monona is 15 points higher.
Monona: Tornado risk derived from NOAA SPC historical reports.
Waterville: Tornado risk derived from NOAA SPC historical reports.
Hail
Monona: 45/100 · Waterville: 6/100
Monona is 39 points higher.
Monona: Hail risk derived from NOAA SPC historical reports.
Waterville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Monona: Unavailable · Waterville: Unavailable
A score difference cannot be calculated without both sources.
Monona: Storm surge model is not available for this location yet.
Waterville: Storm surge model is not available for this location yet.
Wildfire
Monona: 40/100 · Waterville: 40/100
No gap.
Monona: Wildfire exposure derived from ingested fire potential tiles.
Waterville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Monona: 16/100 · Waterville: 16/100
No gap.
Monona: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Waterville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.