City vs city
Oahe Acres vs Pierre, SD
Pierre currently scores 5 points higher overall than Oahe Acres, 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
Oahe Acres: 44/100 · Pierre: 49/100
Pierre is 5 points higher.
Flood
Oahe Acres: 50/100 · Pierre: 70/100
Pierre is 20 points higher.
Oahe Acres: FEMA NFHL flood zones: 5 features intersect this tile.
Pierre: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Oahe Acres: 21/100 · Pierre: 21/100
No gap.
Oahe Acres: Wind exposure derived from ingested design wind / climatology tiles.
Pierre: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Oahe Acres: 24/100 · Pierre: 22/100
Oahe Acres is 2 points higher.
Oahe Acres: Lightning exposure derived from ingested climatology tiles.
Pierre: Lightning exposure derived from ingested climatology tiles.
Tornado
Oahe Acres: 0/100 · Pierre: 58/100
Pierre is 58 points higher.
Oahe Acres: Tornado risk derived from NOAA SPC historical reports.
Pierre: Tornado risk derived from NOAA SPC historical reports.
Hail
Oahe Acres: 100/100 · Pierre: 100/100
No gap.
Oahe Acres: Hail risk derived from NOAA SPC historical reports.
Pierre: Hail risk derived from NOAA SPC historical reports.
Storm surge
Oahe Acres: Unavailable · Pierre: Unavailable
A score difference cannot be calculated without both sources.
Oahe Acres: Storm surge model is not available for this location yet.
Pierre: Storm surge model is not available for this location yet.
Wildfire
Oahe Acres: 43/100 · Pierre: 47/100
Pierre is 4 points higher.
Oahe Acres: Wildfire exposure derived from ingested fire potential tiles.
Pierre: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Oahe Acres: 26/100 · Pierre: 26/100
No gap.
Oahe Acres: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Pierre: Air quality signal derived from the latest EPA AirNow combined AQI grid.