City vs city
Chantilly vs Richmond, VA
Richmond currently scores 8 points higher overall than Chantilly, 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
Chantilly: 46/100 · Richmond: 54/100
Richmond is 8 points higher.
Flood
Chantilly: 36/100 · Richmond: 29/100
Chantilly is 7 points higher.
Chantilly: FEMA NFHL flood zones: 9 features intersect this tile.
Richmond: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Chantilly: 20/100 · Richmond: 21/100
Richmond is 1 points higher.
Chantilly: Wind exposure derived from ingested design wind / climatology tiles.
Richmond: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Chantilly: 38/100 · Richmond: 47/100
Richmond is 9 points higher.
Chantilly: Lightning exposure derived from ingested climatology tiles.
Richmond: Lightning exposure derived from ingested climatology tiles.
Tornado
Chantilly: 42/100 · Richmond: 100/100
Richmond is 58 points higher.
Chantilly: Tornado risk derived from NOAA SPC historical reports.
Richmond: Tornado risk derived from NOAA SPC historical reports.
Hail
Chantilly: 100/100 · Richmond: 93/100
Chantilly is 7 points higher.
Chantilly: Hail risk derived from NOAA SPC historical reports.
Richmond: Hail risk derived from NOAA SPC historical reports.
Storm surge
Chantilly: Unavailable · Richmond: Unavailable
A score difference cannot be calculated without both sources.
Chantilly: Storm surge model is not available for this location yet.
Richmond: Storm surge model is not available for this location yet.
Wildfire
Chantilly: 43/100 · Richmond: 53/100
Richmond is 10 points higher.
Chantilly: Wildfire exposure derived from ingested fire potential tiles.
Richmond: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Chantilly: 40/100 · Richmond: 33/100
Chantilly is 7 points higher.
Chantilly: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Richmond: Air quality signal derived from the latest EPA AirNow combined AQI grid.