City vs city
Lower Brule vs Watertown, SD
Watertown currently scores 22 points higher overall than Lower Brule, 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
Lower Brule: 28/100 · Watertown: 50/100
Watertown is 22 points higher.
Flood
Lower Brule: Unavailable · Watertown: 79/100
A score difference cannot be calculated without both sources.
Lower Brule: Flood model is not available for this location yet.
Watertown: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Lower Brule: 21/100 · Watertown: 20/100
Lower Brule is 1 points higher.
Lower Brule: Wind exposure derived from ingested design wind / climatology tiles.
Watertown: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lower Brule: 26/100 · Watertown: 42/100
Watertown is 16 points higher.
Lower Brule: Lightning exposure derived from ingested climatology tiles.
Watertown: Lightning exposure derived from ingested climatology tiles.
Tornado
Lower Brule: 27/100 · Watertown: 0/100
Lower Brule is 27 points higher.
Lower Brule: Tornado risk derived from NOAA SPC historical reports.
Watertown: Tornado risk derived from NOAA SPC historical reports.
Hail
Lower Brule: 38/100 · Watertown: 100/100
Watertown is 62 points higher.
Lower Brule: Hail risk derived from NOAA SPC historical reports.
Watertown: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lower Brule: Unavailable · Watertown: Unavailable
A score difference cannot be calculated without both sources.
Lower Brule: Storm surge model is not available for this location yet.
Watertown: Storm surge model is not available for this location yet.
Wildfire
Lower Brule: 55/100 · Watertown: 38/100
Lower Brule is 17 points higher.
Lower Brule: Wildfire exposure derived from ingested fire potential tiles.
Watertown: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Lower Brule: 26/100 · Watertown: 21/100
Lower Brule is 5 points higher.
Lower Brule: 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.