City vs city
Dallas vs Port Arthur, TX
Port Arthur currently scores 9 points higher overall than Dallas, 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
Dallas: 51/100 · Port Arthur: 60/100
Port Arthur is 9 points higher.
Flood
Dallas: 43/100 · Port Arthur: 1/100
Dallas is 42 points higher.
Dallas: FEMA NFHL flood zones: 17 features intersect this tile.
Port Arthur: FEMA NFHL flood zones: 1 features intersect this tile.
Wind
Dallas: 14/100 · Port Arthur: 48/100
Port Arthur is 34 points higher.
Dallas: Wind exposure derived from ingested design wind / climatology tiles.
Port Arthur: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dallas: 57/100 · Port Arthur: 58/100
Port Arthur is 1 points higher.
Dallas: Lightning exposure derived from ingested climatology tiles.
Port Arthur: Lightning exposure derived from ingested climatology tiles.
Tornado
Dallas: 50/100 · Port Arthur: 100/100
Port Arthur is 50 points higher.
Dallas: Tornado risk derived from NOAA SPC historical reports.
Port Arthur: Tornado risk derived from NOAA SPC historical reports.
Hail
Dallas: 100/100 · Port Arthur: 94/100
Dallas is 6 points higher.
Dallas: Hail risk derived from NOAA SPC historical reports.
Port Arthur: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dallas: Unavailable · Port Arthur: 99/100
A score difference cannot be calculated without both sources.
Dallas: Storm surge model is not available for this location yet.
Port Arthur: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Dallas: 63/100 · Port Arthur: 50/100
Dallas is 13 points higher.
Dallas: Wildfire exposure derived from ingested fire potential tiles.
Port Arthur: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dallas: 30/100 · Port Arthur: 26/100
Dallas is 4 points higher.
Dallas: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Port Arthur: Air quality signal derived from the latest EPA AirNow combined AQI grid.