City vs city
Marengo vs Webster, IA
Marengo currently scores 4 points higher overall than Webster, 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
Marengo: 40/100 · Webster: 36/100
Marengo is 4 points higher.
Flood
Marengo: 55/100 · Webster: 66/100
Webster is 11 points higher.
Marengo: FEMA NFHL flood zones: 6 features intersect this tile.
Webster: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Marengo: 17/100 · Webster: 17/100
No gap.
Marengo: Wind exposure derived from ingested design wind / climatology tiles.
Webster: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Marengo: 47/100 · Webster: 48/100
Webster is 1 points higher.
Marengo: Lightning exposure derived from ingested climatology tiles.
Webster: Lightning exposure derived from ingested climatology tiles.
Tornado
Marengo: 31/100 · Webster: 27/100
Marengo is 4 points higher.
Marengo: Tornado risk derived from NOAA SPC historical reports.
Webster: Tornado risk derived from NOAA SPC historical reports.
Hail
Marengo: 57/100 · Webster: 28/100
Marengo is 29 points higher.
Marengo: Hail risk derived from NOAA SPC historical reports.
Webster: Hail risk derived from NOAA SPC historical reports.
Storm surge
Marengo: Unavailable · Webster: Unavailable
A score difference cannot be calculated without both sources.
Marengo: Storm surge model is not available for this location yet.
Webster: Storm surge model is not available for this location yet.
Wildfire
Marengo: 45/100 · Webster: 40/100
Marengo is 5 points higher.
Marengo: Wildfire exposure derived from ingested fire potential tiles.
Webster: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Marengo: 26/100 · Webster: 24/100
Marengo is 2 points higher.
Marengo: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Webster: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.