City vs city
Broadland vs Rapid City, SD
Rapid City currently scores 13 points higher overall than Broadland, with the largest gap in hail.
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
Broadland: 30/100 · Rapid City: 43/100
Rapid City is 13 points higher.
Flood
Broadland: 68/100 · Rapid City: 53/100
Broadland is 15 points higher.
Broadland: FEMA NFHL flood zones: 12 features intersect this tile.
Rapid City: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Broadland: 21/100 · Rapid City: 20/100
Broadland is 1 points higher.
Broadland: Wind exposure derived from ingested design wind / climatology tiles.
Rapid City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Broadland: 47/100 · Rapid City: 23/100
Broadland is 24 points higher.
Broadland: Lightning exposure derived from ingested climatology tiles.
Rapid City: Lightning exposure derived from ingested climatology tiles.
Tornado
Broadland: 8/100 · Rapid City: 23/100
Rapid City is 15 points higher.
Broadland: Tornado risk derived from NOAA SPC historical reports.
Rapid City: Tornado risk derived from NOAA SPC historical reports.
Hail
Broadland: 22/100 · Rapid City: 100/100
Rapid City is 78 points higher.
Broadland: Hail risk derived from NOAA SPC historical reports.
Rapid City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Broadland: Unavailable · Rapid City: Unavailable
A score difference cannot be calculated without both sources.
Broadland: Storm surge model is not available for this location yet.
Rapid City: Storm surge model is not available for this location yet.
Wildfire
Broadland: 37/100 · Rapid City: 57/100
Rapid City is 20 points higher.
Broadland: Wildfire exposure derived from ingested fire potential tiles.
Rapid City: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Broadland: 7/100 · Rapid City: 28/100
Rapid City is 21 points higher.
Broadland: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Rapid City: Air quality signal derived from the latest EPA AirNow combined AQI grid.