City vs city
Rolla vs Salem, MO
Rolla currently scores 5 points higher overall than Salem, 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 · Salem: 41/100
Rolla is 5 points higher.
Flood
Rolla: 34/100 · Salem: 34/100
No gap.
Rolla: FEMA NFHL flood zones: 3 features intersect this tile.
Salem: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Rolla: 16/100 · Salem: 16/100
No gap.
Rolla: Wind exposure derived from ingested design wind / climatology tiles.
Salem: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rolla: 60/100 · Salem: 65/100
Salem is 5 points higher.
Rolla: Lightning exposure derived from ingested climatology tiles.
Salem: Lightning exposure derived from ingested climatology tiles.
Tornado
Rolla: 58/100 · Salem: 8/100
Rolla is 50 points higher.
Rolla: Tornado risk derived from NOAA SPC historical reports.
Salem: Tornado risk derived from NOAA SPC historical reports.
Hail
Rolla: 100/100 · Salem: 100/100
No gap.
Rolla: Hail risk derived from NOAA SPC historical reports.
Salem: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rolla: Unavailable · Salem: Unavailable
A score difference cannot be calculated without both sources.
Rolla: Storm surge model is not available for this location yet.
Salem: Storm surge model is not available for this location yet.
Wildfire
Rolla: 39/100 · Salem: 47/100
Salem is 8 points higher.
Rolla: Wildfire exposure derived from ingested fire potential tiles.
Salem: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Rolla: 13/100 · Salem: 14/100
Salem is 1 points higher.
Rolla: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Salem: Air quality signal derived from the latest EPA AirNow combined AQI grid.