City vs city
Iroquois vs Pearl Creek Colony, SD
Iroquois currently scores 2 points higher overall than Pearl Creek Colony, 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
Iroquois: 36/100 · Pearl Creek Colony: 34/100
Iroquois is 2 points higher.
Flood
Iroquois: 53/100 · Pearl Creek Colony: 83/100
Pearl Creek Colony is 30 points higher.
Iroquois: FEMA NFHL flood zones: 15 features intersect this tile.
Pearl Creek Colony: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Iroquois: 21/100 · Pearl Creek Colony: 21/100
No gap.
Iroquois: Wind exposure derived from ingested design wind / climatology tiles.
Pearl Creek Colony: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Iroquois: 58/100 · Pearl Creek Colony: 56/100
Iroquois is 2 points higher.
Iroquois: Lightning exposure derived from ingested climatology tiles.
Pearl Creek Colony: Lightning exposure derived from ingested climatology tiles.
Tornado
Iroquois: 31/100 · Pearl Creek Colony: 15/100
Iroquois is 16 points higher.
Iroquois: Tornado risk derived from NOAA SPC historical reports.
Pearl Creek Colony: Tornado risk derived from NOAA SPC historical reports.
Hail
Iroquois: 39/100 · Pearl Creek Colony: 11/100
Iroquois is 28 points higher.
Iroquois: Hail risk derived from NOAA SPC historical reports.
Pearl Creek Colony: Hail risk derived from NOAA SPC historical reports.
Storm surge
Iroquois: Unavailable · Pearl Creek Colony: Unavailable
A score difference cannot be calculated without both sources.
Iroquois: Storm surge model is not available for this location yet.
Pearl Creek Colony: Storm surge model is not available for this location yet.
Wildfire
Iroquois: 28/100 · Pearl Creek Colony: 35/100
Pearl Creek Colony is 7 points higher.
Iroquois: Wildfire exposure derived from ingested fire potential tiles.
Pearl Creek Colony: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Iroquois: 19/100 · Pearl Creek Colony: 19/100
No gap.
Iroquois: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Pearl Creek Colony: Air quality signal derived from the latest EPA AirNow combined AQI grid.