City vs city
Portsmouth vs Stafford, VA
Portsmouth currently scores 1 points higher overall than Stafford, with the largest gap in wildfire.
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
Portsmouth: 42/100 · Stafford: 41/100
Portsmouth is 1 points higher.
Flood
Portsmouth: 44/100 · Stafford: 33/100
Portsmouth is 11 points higher.
Portsmouth: FEMA NFHL flood zones: 27 features intersect this tile.
Stafford: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Portsmouth: 26/100 · Stafford: 20/100
Portsmouth is 6 points higher.
Portsmouth: Wind exposure derived from ingested design wind / climatology tiles.
Stafford: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Portsmouth: 45/100 · Stafford: 44/100
Portsmouth is 1 points higher.
Portsmouth: Lightning exposure derived from ingested climatology tiles.
Stafford: Lightning exposure derived from ingested climatology tiles.
Tornado
Portsmouth: 19/100 · Stafford: 8/100
Portsmouth is 11 points higher.
Portsmouth: Tornado risk derived from NOAA SPC historical reports.
Stafford: Tornado risk derived from NOAA SPC historical reports.
Hail
Portsmouth: 76/100 · Stafford: 45/100
Portsmouth is 31 points higher.
Portsmouth: Hail risk derived from NOAA SPC historical reports.
Stafford: Hail risk derived from NOAA SPC historical reports.
Storm surge
Portsmouth: 91/100 · Stafford: 92/100
Stafford is 1 points higher.
Portsmouth: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Stafford: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Portsmouth: 10/100 · Stafford: 48/100
Stafford is 38 points higher.
Portsmouth: Wildfire exposure derived from ingested fire potential tiles.
Stafford: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Portsmouth: 25/100 · Stafford: 41/100
Stafford is 16 points higher.
Portsmouth: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Stafford: Air quality signal derived from the latest EPA AirNow combined AQI grid.