City vs city
Bonne Terre vs Saint Clair, MO
Bonne Terre and Saint Clair are tied on overall score, with the biggest factor difference 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
Bonne Terre: 40/100 · Saint Clair: 40/100
No gap.
Flood
Bonne Terre: 41/100 · Saint Clair: 51/100
Saint Clair is 10 points higher.
Bonne Terre: FEMA NFHL flood zones: 4 features intersect this tile.
Saint Clair: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Bonne Terre: 16/100 · Saint Clair: 16/100
No gap.
Bonne Terre: Wind exposure derived from ingested design wind / climatology tiles.
Saint Clair: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bonne Terre: 54/100 · Saint Clair: 52/100
Bonne Terre is 2 points higher.
Bonne Terre: Lightning exposure derived from ingested climatology tiles.
Saint Clair: Lightning exposure derived from ingested climatology tiles.
Tornado
Bonne Terre: 8/100 · Saint Clair: 12/100
Saint Clair is 4 points higher.
Bonne Terre: Tornado risk derived from NOAA SPC historical reports.
Saint Clair: Tornado risk derived from NOAA SPC historical reports.
Hail
Bonne Terre: 100/100 · Saint Clair: 84/100
Bonne Terre is 16 points higher.
Bonne Terre: Hail risk derived from NOAA SPC historical reports.
Saint Clair: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bonne Terre: Unavailable · Saint Clair: Unavailable
A score difference cannot be calculated without both sources.
Bonne Terre: Storm surge model is not available for this location yet.
Saint Clair: Storm surge model is not available for this location yet.
Wildfire
Bonne Terre: 34/100 · Saint Clair: 41/100
Saint Clair is 7 points higher.
Bonne Terre: Wildfire exposure derived from ingested fire potential tiles.
Saint Clair: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Bonne Terre: 26/100 · Saint Clair: 27/100
Saint Clair is 1 points higher.
Bonne Terre: 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.