City vs city
Dranesville vs Great Falls, VA
Dranesville currently scores 3 points higher overall than Great Falls, with the largest gap in flood.
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
Dranesville: 37/100 · Great Falls: 34/100
Dranesville is 3 points higher.
Flood
Dranesville: 24/100 · Great Falls: 17/100
Dranesville is 7 points higher.
Dranesville: FEMA NFHL flood zones: 4 features intersect this tile.
Great Falls: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Dranesville: 20/100 · Great Falls: 20/100
No gap.
Dranesville: Wind exposure derived from ingested design wind / climatology tiles.
Great Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dranesville: 38/100 · Great Falls: 36/100
Dranesville is 2 points higher.
Dranesville: Lightning exposure derived from ingested climatology tiles.
Great Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
Dranesville: 12/100 · Great Falls: 8/100
Dranesville is 4 points higher.
Dranesville: Tornado risk derived from NOAA SPC historical reports.
Great Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
Dranesville: 85/100 · Great Falls: 78/100
Dranesville is 7 points higher.
Dranesville: Hail risk derived from NOAA SPC historical reports.
Great Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dranesville: Unavailable · Great Falls: Unavailable
A score difference cannot be calculated without both sources.
Dranesville: Storm surge model is not available for this location yet.
Great Falls: Storm surge model is not available for this location yet.
Wildfire
Dranesville: 41/100 · Great Falls: 40/100
Dranesville is 1 points higher.
Dranesville: Wildfire exposure derived from ingested fire potential tiles.
Great Falls: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dranesville: 41/100 · Great Falls: 41/100
No gap.
Dranesville: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Great Falls: Air quality signal derived from the latest EPA AirNow combined AQI grid.