City vs city
Running Water vs Sioux Falls, SD
Sioux Falls currently scores 10 points higher overall than Running Water, 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
Running Water: 40/100 · Sioux Falls: 50/100
Sioux Falls is 10 points higher.
Flood
Running Water: 81/100 · Sioux Falls: 52/100
Running Water is 29 points higher.
Running Water: FEMA NFHL flood zones: 3 features intersect this tile.
Sioux Falls: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Running Water: 21/100 · Sioux Falls: 20/100
Running Water is 1 points higher.
Running Water: Wind exposure derived from ingested design wind / climatology tiles.
Sioux Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Running Water: 32/100 · Sioux Falls: 46/100
Sioux Falls is 14 points higher.
Running Water: Lightning exposure derived from ingested climatology tiles.
Sioux Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
Running Water: 8/100 · Sioux Falls: 58/100
Sioux Falls is 50 points higher.
Running Water: Tornado risk derived from NOAA SPC historical reports.
Sioux Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
Running Water: 50/100 · Sioux Falls: 100/100
Sioux Falls is 50 points higher.
Running Water: Hail risk derived from NOAA SPC historical reports.
Sioux Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
Running Water: Unavailable · Sioux Falls: Unavailable
A score difference cannot be calculated without both sources.
Running Water: Storm surge model is not available for this location yet.
Sioux Falls: Storm surge model is not available for this location yet.
Wildfire
Running Water: 50/100 · Sioux Falls: 51/100
Sioux Falls is 1 points higher.
Running Water: Wildfire exposure derived from ingested fire potential tiles.
Sioux Falls: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Running Water: Unavailable · Sioux Falls: 21/100
A score difference cannot be calculated without both sources.
Running Water: Air quality model is not available for this location yet.
Sioux Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.