City vs city
Rolla vs Saint Clair, MO
Rolla currently scores 6 points higher overall than Saint Clair, 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
Rolla: 46/100 · Saint Clair: 40/100
Rolla is 6 points higher.
Flood
Rolla: 34/100 · Saint Clair: 51/100
Saint Clair is 17 points higher.
Rolla: FEMA NFHL flood zones: 3 features intersect this tile.
Saint Clair: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Rolla: 16/100 · Saint Clair: 16/100
No gap.
Rolla: Wind exposure derived from ingested design wind / climatology tiles.
Saint Clair: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rolla: 60/100 · Saint Clair: 52/100
Rolla is 8 points higher.
Rolla: Lightning exposure derived from ingested climatology tiles.
Saint Clair: Lightning exposure derived from ingested climatology tiles.
Tornado
Rolla: 58/100 · Saint Clair: 12/100
Rolla is 46 points higher.
Rolla: Tornado risk derived from NOAA SPC historical reports.
Saint Clair: Tornado risk derived from NOAA SPC historical reports.
Hail
Rolla: 100/100 · Saint Clair: 84/100
Rolla is 16 points higher.
Rolla: Hail risk derived from NOAA SPC historical reports.
Saint Clair: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rolla: Unavailable · Saint Clair: Unavailable
A score difference cannot be calculated without both sources.
Rolla: Storm surge model is not available for this location yet.
Saint Clair: Storm surge model is not available for this location yet.
Wildfire
Rolla: 39/100 · Saint Clair: 41/100
Saint Clair is 2 points higher.
Rolla: Wildfire exposure derived from ingested fire potential tiles.
Saint Clair: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Rolla: 13/100 · Saint Clair: 27/100
Saint Clair is 14 points higher.
Rolla: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Saint Clair: Air quality signal derived from the latest EPA AirNow combined AQI grid.