City vs city
Coppell vs Lewisville, TX
Lewisville currently scores 5 points higher overall than Coppell, 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
Coppell: 46/100 · Lewisville: 51/100
Lewisville is 5 points higher.
Flood
Coppell: 36/100 · Lewisville: 55/100
Lewisville is 19 points higher.
Coppell: FEMA NFHL flood zones: 23 features intersect this tile.
Lewisville: FEMA NFHL flood zones: 18 features intersect this tile.
Wind
Coppell: 14/100 · Lewisville: 14/100
No gap.
Coppell: Wind exposure derived from ingested design wind / climatology tiles.
Lewisville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Coppell: 57/100 · Lewisville: 59/100
Lewisville is 2 points higher.
Coppell: Lightning exposure derived from ingested climatology tiles.
Lewisville: Lightning exposure derived from ingested climatology tiles.
Tornado
Coppell: 23/100 · Lewisville: 54/100
Lewisville is 31 points higher.
Coppell: Tornado risk derived from NOAA SPC historical reports.
Lewisville: Tornado risk derived from NOAA SPC historical reports.
Hail
Coppell: 100/100 · Lewisville: 100/100
No gap.
Coppell: Hail risk derived from NOAA SPC historical reports.
Lewisville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Coppell: Unavailable · Lewisville: Unavailable
A score difference cannot be calculated without both sources.
Coppell: Storm surge model is not available for this location yet.
Lewisville: Storm surge model is not available for this location yet.
Wildfire
Coppell: 62/100 · Lewisville: 49/100
Coppell is 13 points higher.
Coppell: Wildfire exposure derived from ingested fire potential tiles.
Lewisville: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Coppell: 30/100 · Lewisville: 28/100
Coppell is 2 points higher.
Coppell: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Lewisville: Air quality signal derived from the latest EPA AirNow combined AQI grid.