City vs city
Mount Vernon vs Norfolk, VA
Norfolk currently scores 10 points higher overall than Mount Vernon, 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
Mount Vernon: 40/100 · Norfolk: 50/100
Norfolk is 10 points higher.
Flood
Mount Vernon: 32/100 · Norfolk: 46/100
Norfolk is 14 points higher.
Mount Vernon: FEMA NFHL flood zones: 6 features intersect this tile.
Norfolk: FEMA NFHL flood zones: 25 features intersect this tile.
Wind
Mount Vernon: 21/100 · Norfolk: 27/100
Norfolk is 6 points higher.
Mount Vernon: Wind exposure derived from ingested design wind / climatology tiles.
Norfolk: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Mount Vernon: 40/100 · Norfolk: 45/100
Norfolk is 5 points higher.
Mount Vernon: Lightning exposure derived from ingested climatology tiles.
Norfolk: Lightning exposure derived from ingested climatology tiles.
Tornado
Mount Vernon: 23/100 · Norfolk: 46/100
Norfolk is 23 points higher.
Mount Vernon: Tornado risk derived from NOAA SPC historical reports.
Norfolk: Tornado risk derived from NOAA SPC historical reports.
Hail
Mount Vernon: 78/100 · Norfolk: 100/100
Norfolk is 22 points higher.
Mount Vernon: Hail risk derived from NOAA SPC historical reports.
Norfolk: Hail risk derived from NOAA SPC historical reports.
Storm surge
Mount Vernon: Unavailable · Norfolk: 77/100
A score difference cannot be calculated without both sources.
Mount Vernon: Storm surge model is not available for this location yet.
Norfolk: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Mount Vernon: 46/100 · Norfolk: 34/100
Mount Vernon is 12 points higher.
Mount Vernon: Wildfire exposure derived from ingested fire potential tiles.
Norfolk: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Mount Vernon: 40/100 · Norfolk: 27/100
Mount Vernon is 13 points higher.
Mount Vernon: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Norfolk: Air quality signal derived from the latest EPA AirNow combined AQI grid.