City vs city
Aurora vs Norfeld Colony, SD
Aurora currently scores 9 points higher overall than Norfeld Colony, 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
Aurora: 39/100 · Norfeld Colony: 30/100
Aurora is 9 points higher.
Flood
Aurora: 68/100 · Norfeld Colony: 60/100
Aurora is 8 points higher.
Aurora: FEMA NFHL flood zones: 8 features intersect this tile.
Norfeld Colony: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Aurora: 20/100 · Norfeld Colony: 20/100
No gap.
Aurora: Wind exposure derived from ingested design wind / climatology tiles.
Norfeld Colony: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aurora: 69/100 · Norfeld Colony: 57/100
Aurora is 12 points higher.
Aurora: Lightning exposure derived from ingested climatology tiles.
Norfeld Colony: Lightning exposure derived from ingested climatology tiles.
Tornado
Aurora: 15/100 · Norfeld Colony: 4/100
Aurora is 11 points higher.
Aurora: Tornado risk derived from NOAA SPC historical reports.
Norfeld Colony: Tornado risk derived from NOAA SPC historical reports.
Hail
Aurora: 35/100 · Norfeld Colony: 10/100
Aurora is 25 points higher.
Aurora: Hail risk derived from NOAA SPC historical reports.
Norfeld Colony: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aurora: Unavailable · Norfeld Colony: Unavailable
A score difference cannot be calculated without both sources.
Aurora: Storm surge model is not available for this location yet.
Norfeld Colony: Storm surge model is not available for this location yet.
Wildfire
Aurora: 44/100 · Norfeld Colony: 39/100
Aurora is 5 points higher.
Aurora: Wildfire exposure derived from ingested fire potential tiles.
Norfeld Colony: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aurora: 19/100 · Norfeld Colony: 19/100
No gap.
Aurora: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Norfeld Colony: Air quality signal derived from the latest EPA AirNow combined AQI grid.