City vs city
Grand Marsh vs Town of Summit, WI
Grand Marsh and Town of Summit are tied on overall score, with the biggest factor difference in wildfire.
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
Grand Marsh: 29/100 · Town of Summit: 29/100
No gap.
Flood
Grand Marsh: 46/100 · Town of Summit: 41/100
Grand Marsh is 5 points higher.
Grand Marsh: FEMA NFHL flood zones: 6 features intersect this tile.
Town of Summit: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Grand Marsh: 15/100 · Town of Summit: 15/100
No gap.
Grand Marsh: Wind exposure derived from ingested design wind / climatology tiles.
Town of Summit: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Marsh: 17/100 · Town of Summit: 33/100
Town of Summit is 16 points higher.
Grand Marsh: Lightning exposure derived from ingested climatology tiles.
Town of Summit: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Marsh: 0/100 · Town of Summit: 0/100
No gap.
Grand Marsh: Tornado risk derived from NOAA SPC historical reports.
Town of Summit: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Marsh: 10/100 · Town of Summit: 2/100
Grand Marsh is 8 points higher.
Grand Marsh: Hail risk derived from NOAA SPC historical reports.
Town of Summit: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Marsh: Unavailable · Town of Summit: Unavailable
A score difference cannot be calculated without both sources.
Grand Marsh: Storm surge model is not available for this location yet.
Town of Summit: Storm surge model is not available for this location yet.
Wildfire
Grand Marsh: 70/100 · Town of Summit: 52/100
Grand Marsh is 18 points higher.
Grand Marsh: Wildfire exposure derived from ingested fire potential tiles.
Town of Summit: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Grand Marsh: 18/100 · Town of Summit: 31/100
Town of Summit is 13 points higher.
Grand Marsh: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Town of Summit: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.