City vs city
Bristol vs Chattanooga, TN
Chattanooga currently scores 24 points higher overall than Bristol, 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
Bristol: 25/100 · Chattanooga: 49/100
Chattanooga is 24 points higher.
Flood
Bristol: 0/100 · Chattanooga: 45/100
Chattanooga is 45 points higher.
Bristol: FEMA NFHL flood zones: 0 features intersect this tile.
Chattanooga: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Bristol: 14/100 · Chattanooga: 14/100
No gap.
Bristol: Wind exposure derived from ingested design wind / climatology tiles.
Chattanooga: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bristol: 28/100 · Chattanooga: 52/100
Chattanooga is 24 points higher.
Bristol: Lightning exposure derived from ingested climatology tiles.
Chattanooga: Lightning exposure derived from ingested climatology tiles.
Tornado
Bristol: 0/100 · Chattanooga: 27/100
Chattanooga is 27 points higher.
Bristol: Tornado risk derived from NOAA SPC historical reports.
Chattanooga: Tornado risk derived from NOAA SPC historical reports.
Hail
Bristol: 38/100 · Chattanooga: 100/100
Chattanooga is 62 points higher.
Bristol: Hail risk derived from NOAA SPC historical reports.
Chattanooga: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bristol: Unavailable · Chattanooga: Unavailable
A score difference cannot be calculated without both sources.
Bristol: Storm surge model is not available for this location yet.
Chattanooga: Storm surge model is not available for this location yet.
Wildfire
Bristol: 35/100 · Chattanooga: 71/100
Chattanooga is 36 points higher.
Bristol: Wildfire exposure derived from ingested fire potential tiles.
Chattanooga: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Bristol: 33/100 · Chattanooga: 36/100
Chattanooga is 3 points higher.
Bristol: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Chattanooga: Air quality signal derived from the latest EPA AirNow combined AQI grid.