City vs city
Salem vs Shannon Colony, SD
Salem currently scores 17 points higher overall than Shannon 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
Salem: 43/100 · Shannon Colony: 26/100
Salem is 17 points higher.
Flood
Salem: 41/100 · Shannon Colony: Unavailable
A score difference cannot be calculated without both sources.
Salem: FEMA NFHL flood zones: 3 features intersect this tile.
Shannon Colony: Flood model is not available for this location yet.
Wind
Salem: 21/100 · Shannon Colony: 21/100
No gap.
Salem: Wind exposure derived from ingested design wind / climatology tiles.
Shannon Colony: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Salem: 57/100 · Shannon Colony: 67/100
Shannon Colony is 10 points higher.
Salem: Lightning exposure derived from ingested climatology tiles.
Shannon Colony: Lightning exposure derived from ingested climatology tiles.
Tornado
Salem: 15/100 · Shannon Colony: 15/100
No gap.
Salem: Tornado risk derived from NOAA SPC historical reports.
Shannon Colony: Tornado risk derived from NOAA SPC historical reports.
Hail
Salem: 100/100 · Shannon Colony: 21/100
Salem is 79 points higher.
Salem: Hail risk derived from NOAA SPC historical reports.
Shannon Colony: Hail risk derived from NOAA SPC historical reports.
Storm surge
Salem: Unavailable · Shannon Colony: Unavailable
A score difference cannot be calculated without both sources.
Salem: Storm surge model is not available for this location yet.
Shannon Colony: Storm surge model is not available for this location yet.
Wildfire
Salem: 44/100 · Shannon Colony: 38/100
Salem is 6 points higher.
Salem: Wildfire exposure derived from ingested fire potential tiles.
Shannon Colony: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Salem: 21/100 · Shannon Colony: 20/100
Salem is 1 points higher.
Salem: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Shannon Colony: Air quality signal derived from the latest EPA AirNow combined AQI grid.