City vs city
Roswell vs Watertown, SD
Watertown currently scores 18 points higher overall than Roswell, 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
Roswell: 32/100 · Watertown: 50/100
Watertown is 18 points higher.
Flood
Roswell: Unavailable · Watertown: 79/100
A score difference cannot be calculated without both sources.
Roswell: Flood model is not available for this location yet.
Watertown: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Roswell: 21/100 · Watertown: 20/100
Roswell is 1 points higher.
Roswell: Wind exposure derived from ingested design wind / climatology tiles.
Watertown: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Roswell: 71/100 · Watertown: 42/100
Roswell is 29 points higher.
Roswell: Lightning exposure derived from ingested climatology tiles.
Watertown: Lightning exposure derived from ingested climatology tiles.
Tornado
Roswell: 42/100 · Watertown: 0/100
Roswell is 42 points higher.
Roswell: Tornado risk derived from NOAA SPC historical reports.
Watertown: Tornado risk derived from NOAA SPC historical reports.
Hail
Roswell: 31/100 · Watertown: 100/100
Watertown is 69 points higher.
Roswell: Hail risk derived from NOAA SPC historical reports.
Watertown: Hail risk derived from NOAA SPC historical reports.
Storm surge
Roswell: Unavailable · Watertown: Unavailable
A score difference cannot be calculated without both sources.
Roswell: Storm surge model is not available for this location yet.
Watertown: Storm surge model is not available for this location yet.
Wildfire
Roswell: 41/100 · Watertown: 38/100
Roswell is 3 points higher.
Roswell: Wildfire exposure derived from ingested fire potential tiles.
Watertown: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Roswell: 20/100 · Watertown: 21/100
Watertown is 1 points higher.
Roswell: 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.