City vs city
Dell Rapids vs Sioux Falls, SD
Sioux Falls currently scores 8 points higher overall than Dell Rapids, 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 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
Dell Rapids: 42/100 · Sioux Falls: 50/100
Sioux Falls is 8 points higher.
Flood
Dell Rapids: 52/100 · Sioux Falls: 52/100
No gap.
Dell Rapids: FEMA NFHL flood zones: 9 features intersect this tile.
Sioux Falls: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Dell Rapids: 20/100 · Sioux Falls: 20/100
No gap.
Dell Rapids: Wind exposure derived from ingested design wind / climatology tiles.
Sioux Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dell Rapids: 57/100 · Sioux Falls: 46/100
Dell Rapids is 11 points higher.
Dell Rapids: Lightning exposure derived from ingested climatology tiles.
Sioux Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
Dell Rapids: 27/100 · Sioux Falls: 58/100
Sioux Falls is 31 points higher.
Dell Rapids: Tornado risk derived from NOAA SPC historical reports.
Sioux Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
Dell Rapids: 82/100 · Sioux Falls: 100/100
Sioux Falls is 18 points higher.
Dell Rapids: Hail risk derived from NOAA SPC historical reports.
Sioux Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dell Rapids: Unavailable · Sioux Falls: Unavailable
A score difference cannot be calculated without both sources.
Dell Rapids: Storm surge model is not available for this location yet.
Sioux Falls: Storm surge model is not available for this location yet.
Wildfire
Dell Rapids: 38/100 · Sioux Falls: 51/100
Sioux Falls is 13 points higher.
Dell Rapids: Wildfire exposure derived from ingested fire potential tiles.
Sioux Falls: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dell Rapids: 21/100 · Sioux Falls: 21/100
No gap.
Dell Rapids: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Sioux Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.