City vs city
Island Falls vs South Portland, ME
South Portland currently scores 19 points higher overall than Island Falls, with the largest gap in flood.
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
Island Falls: 14/100 · South Portland: 33/100
South Portland is 19 points higher.
Flood
Island Falls: 0/100 · South Portland: 39/100
South Portland is 39 points higher.
Island Falls: FEMA NFHL flood zones: 0 features intersect this tile.
South Portland: FEMA NFHL flood zones: 16 features intersect this tile.
Wind
Island Falls: 13/100 · South Portland: 20/100
South Portland is 7 points higher.
Island Falls: Wind exposure derived from ingested design wind / climatology tiles.
South Portland: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Island Falls: 7/100 · South Portland: 4/100
Island Falls is 3 points higher.
Island Falls: Lightning exposure derived from ingested climatology tiles.
South Portland: Lightning exposure derived from ingested climatology tiles.
Tornado
Island Falls: 0/100 · South Portland: 0/100
No gap.
Island Falls: Tornado risk derived from NOAA SPC historical reports.
South Portland: Tornado risk derived from NOAA SPC historical reports.
Hail
Island Falls: 3/100 · South Portland: 31/100
South Portland is 28 points higher.
Island Falls: Hail risk derived from NOAA SPC historical reports.
South Portland: Hail risk derived from NOAA SPC historical reports.
Storm surge
Island Falls: Unavailable · South Portland: 99/100
A score difference cannot be calculated without both sources.
Island Falls: Storm surge model is not available for this location yet.
South Portland: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Island Falls: 30/100 · South Portland: 9/100
Island Falls is 21 points higher.
Island Falls: Wildfire exposure derived from ingested fire potential tiles.
South Portland: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Island Falls: 28/100 · South Portland: 26/100
Island Falls is 2 points higher.
Island Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.
South Portland: Air quality signal derived from the latest EPA AirNow combined AQI grid.