City vs city
Lisbon vs Mount Vernon, IA
Mount Vernon currently scores 6 points higher overall than Lisbon, 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
Lisbon: 29/100 · Mount Vernon: 35/100
Mount Vernon is 6 points higher.
Flood
Lisbon: 40/100 · Mount Vernon: 45/100
Mount Vernon is 5 points higher.
Lisbon: FEMA NFHL flood zones: 3 features intersect this tile.
Mount Vernon: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Lisbon: 17/100 · Mount Vernon: 17/100
No gap.
Lisbon: Wind exposure derived from ingested design wind / climatology tiles.
Mount Vernon: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lisbon: 43/100 · Mount Vernon: 43/100
No gap.
Lisbon: Lightning exposure derived from ingested climatology tiles.
Mount Vernon: Lightning exposure derived from ingested climatology tiles.
Tornado
Lisbon: 23/100 · Mount Vernon: 8/100
Lisbon is 15 points higher.
Lisbon: Tornado risk derived from NOAA SPC historical reports.
Mount Vernon: Tornado risk derived from NOAA SPC historical reports.
Hail
Lisbon: 18/100 · Mount Vernon: 63/100
Mount Vernon is 45 points higher.
Lisbon: Hail risk derived from NOAA SPC historical reports.
Mount Vernon: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lisbon: Unavailable · Mount Vernon: Unavailable
A score difference cannot be calculated without both sources.
Lisbon: Storm surge model is not available for this location yet.
Mount Vernon: Storm surge model is not available for this location yet.
Wildfire
Lisbon: 39/100 · Mount Vernon: 41/100
Mount Vernon is 2 points higher.
Lisbon: Wildfire exposure derived from ingested fire potential tiles.
Mount Vernon: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Lisbon: 26/100 · Mount Vernon: 26/100
No gap.
Lisbon: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Mount Vernon: Air quality signal derived from the latest EPA AirNow combined AQI grid.