City vs city
Anderson vs Watertown, SD
Watertown currently scores 9 points higher overall than Anderson, 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
Anderson: 41/100 · Watertown: 50/100
Watertown is 9 points higher.
Flood
Anderson: 44/100 · Watertown: 79/100
Watertown is 35 points higher.
Anderson: FEMA NFHL flood zones: 6 features intersect this tile.
Watertown: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Anderson: 20/100 · Watertown: 20/100
No gap.
Anderson: Wind exposure derived from ingested design wind / climatology tiles.
Watertown: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Anderson: 46/100 · Watertown: 42/100
Anderson is 4 points higher.
Anderson: Lightning exposure derived from ingested climatology tiles.
Watertown: Lightning exposure derived from ingested climatology tiles.
Tornado
Anderson: 4/100 · Watertown: 0/100
Anderson is 4 points higher.
Anderson: Tornado risk derived from NOAA SPC historical reports.
Watertown: Tornado risk derived from NOAA SPC historical reports.
Hail
Anderson: 100/100 · Watertown: 100/100
No gap.
Anderson: Hail risk derived from NOAA SPC historical reports.
Watertown: Hail risk derived from NOAA SPC historical reports.
Storm surge
Anderson: Unavailable · Watertown: Unavailable
A score difference cannot be calculated without both sources.
Anderson: Storm surge model is not available for this location yet.
Watertown: Storm surge model is not available for this location yet.
Wildfire
Anderson: 52/100 · Watertown: 38/100
Anderson is 14 points higher.
Anderson: Wildfire exposure derived from ingested fire potential tiles.
Watertown: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Anderson: 21/100 · Watertown: 21/100
No gap.
Anderson: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Watertown: Air quality signal derived from the latest EPA AirNow combined AQI grid.