City vs city
Lower Salem vs Marietta, OH
Lower Salem currently scores 3 points higher overall than Marietta, with the largest gap 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
Lower Salem: 35/100 · Marietta: 32/100
Lower Salem is 3 points higher.
Flood
Lower Salem: 52/100 · Marietta: 12/100
Lower Salem is 40 points higher.
Lower Salem: FEMA NFHL flood zones: 4 features intersect this tile.
Marietta: FEMA NFHL flood zones: 1 features intersect this tile.
Wind
Lower Salem: 17/100 · Marietta: 16/100
Lower Salem is 1 points higher.
Lower Salem: Wind exposure derived from ingested design wind / climatology tiles.
Marietta: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lower Salem: 32/100 · Marietta: 35/100
Marietta is 3 points higher.
Lower Salem: Lightning exposure derived from ingested climatology tiles.
Marietta: Lightning exposure derived from ingested climatology tiles.
Tornado
Lower Salem: 0/100 · Marietta: 4/100
Marietta is 4 points higher.
Lower Salem: Tornado risk derived from NOAA SPC historical reports.
Marietta: Tornado risk derived from NOAA SPC historical reports.
Hail
Lower Salem: 24/100 · Marietta: 71/100
Marietta is 47 points higher.
Lower Salem: Hail risk derived from NOAA SPC historical reports.
Marietta: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lower Salem: Unavailable · Marietta: Unavailable
A score difference cannot be calculated without both sources.
Lower Salem: Storm surge model is not available for this location yet.
Marietta: Storm surge model is not available for this location yet.
Wildfire
Lower Salem: 42/100 · Marietta: 46/100
Marietta is 4 points higher.
Lower Salem: Wildfire exposure derived from ingested fire potential tiles.
Marietta: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Lower Salem: 40/100 · Marietta: 41/100
Marietta is 1 points higher.
Lower Salem: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Marietta: Air quality signal derived from the latest EPA AirNow combined AQI grid.