City vs city
Aberdeen vs Green Valley, SD
Aberdeen currently scores 10 points higher overall than Green Valley, with the largest gap in tornado.
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
Aberdeen: 53/100 · Green Valley: 43/100
Aberdeen is 10 points higher.
Flood
Aberdeen: 71/100 · Green Valley: 53/100
Aberdeen is 18 points higher.
Aberdeen: FEMA NFHL flood zones: 14 features intersect this tile.
Green Valley: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Aberdeen: 20/100 · Green Valley: 20/100
No gap.
Aberdeen: Wind exposure derived from ingested design wind / climatology tiles.
Green Valley: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aberdeen: 32/100 · Green Valley: 23/100
Aberdeen is 9 points higher.
Aberdeen: Lightning exposure derived from ingested climatology tiles.
Green Valley: Lightning exposure derived from ingested climatology tiles.
Tornado
Aberdeen: 50/100 · Green Valley: 23/100
Aberdeen is 27 points higher.
Aberdeen: Tornado risk derived from NOAA SPC historical reports.
Green Valley: Tornado risk derived from NOAA SPC historical reports.
Hail
Aberdeen: 100/100 · Green Valley: 100/100
No gap.
Aberdeen: Hail risk derived from NOAA SPC historical reports.
Green Valley: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aberdeen: Unavailable · Green Valley: Unavailable
A score difference cannot be calculated without both sources.
Aberdeen: Storm surge model is not available for this location yet.
Green Valley: Storm surge model is not available for this location yet.
Wildfire
Aberdeen: 44/100 · Green Valley: 57/100
Green Valley is 13 points higher.
Aberdeen: Wildfire exposure derived from ingested fire potential tiles.
Green Valley: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aberdeen: Unavailable · Green Valley: 28/100
A score difference cannot be calculated without both sources.
Aberdeen: Air quality model is not available for this location yet.
Green Valley: Air quality signal derived from the latest EPA AirNow combined AQI grid.