City vs city
High Amana vs Marengo, IA
Marengo currently scores 2 points higher overall than High Amana, with the largest gap in tornado.
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
High Amana: 38/100 · Marengo: 40/100
Marengo is 2 points higher.
Flood
High Amana: 57/100 · Marengo: 55/100
High Amana is 2 points higher.
High Amana: FEMA NFHL flood zones: 7 features intersect this tile.
Marengo: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
High Amana: 17/100 · Marengo: 17/100
No gap.
High Amana: Wind exposure derived from ingested design wind / climatology tiles.
Marengo: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
High Amana: 45/100 · Marengo: 47/100
Marengo is 2 points higher.
High Amana: Lightning exposure derived from ingested climatology tiles.
Marengo: Lightning exposure derived from ingested climatology tiles.
Tornado
High Amana: 15/100 · Marengo: 31/100
Marengo is 16 points higher.
High Amana: Tornado risk derived from NOAA SPC historical reports.
Marengo: Tornado risk derived from NOAA SPC historical reports.
Hail
High Amana: 53/100 · Marengo: 57/100
Marengo is 4 points higher.
High Amana: Hail risk derived from NOAA SPC historical reports.
Marengo: Hail risk derived from NOAA SPC historical reports.
Storm surge
High Amana: Unavailable · Marengo: Unavailable
A score difference cannot be calculated without both sources.
High Amana: Storm surge model is not available for this location yet.
Marengo: Storm surge model is not available for this location yet.
Wildfire
High Amana: 50/100 · Marengo: 45/100
High Amana is 5 points higher.
High Amana: Wildfire exposure derived from ingested fire potential tiles.
Marengo: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
High Amana: 26/100 · Marengo: 26/100
No gap.
High Amana: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
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.