City vs city
Chattanooga vs Lake Tansi, TN
Chattanooga and Lake Tansi are tied on overall score, with the biggest factor difference 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
Chattanooga: 41/100 · Lake Tansi: 41/100
No gap.
Flood
Chattanooga: 37/100 · Lake Tansi: 26/100
Chattanooga is 11 points higher.
Chattanooga: FEMA NFHL flood zones: 7 features intersect this tile.
Lake Tansi: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Chattanooga: 14/100 · Lake Tansi: 13/100
Chattanooga is 1 points higher.
Chattanooga: Wind exposure derived from ingested design wind / climatology tiles.
Lake Tansi: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Chattanooga: 52/100 · Lake Tansi: 46/100
Chattanooga is 6 points higher.
Chattanooga: Lightning exposure derived from ingested climatology tiles.
Lake Tansi: Lightning exposure derived from ingested climatology tiles.
Tornado
Chattanooga: 4/100 · Lake Tansi: 54/100
Lake Tansi is 50 points higher.
Chattanooga: Tornado risk derived from NOAA SPC historical reports.
Lake Tansi: Tornado risk derived from NOAA SPC historical reports.
Hail
Chattanooga: 75/100 · Lake Tansi: 50/100
Chattanooga is 25 points higher.
Chattanooga: Hail risk derived from NOAA SPC historical reports.
Lake Tansi: Hail risk derived from NOAA SPC historical reports.
Storm surge
Chattanooga: Unavailable · Lake Tansi: Unavailable
A score difference cannot be calculated without both sources.
Chattanooga: Storm surge model is not available for this location yet.
Lake Tansi: Storm surge model is not available for this location yet.
Wildfire
Chattanooga: 69/100 · Lake Tansi: 68/100
Chattanooga is 1 points higher.
Chattanooga: Wildfire exposure derived from ingested fire potential tiles.
Lake Tansi: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Chattanooga: 36/100 · Lake Tansi: 33/100
Chattanooga is 3 points higher.
Chattanooga: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Lake Tansi: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.