City vs city
Dover vs Lewes, DE
Lewes currently scores 2 points higher overall than Dover, with the largest gap in storm surge.
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
Dover: 34/100 · Lewes: 36/100
Lewes is 2 points higher.
Flood
Dover: 32/100 · Lewes: 51/100
Lewes is 19 points higher.
Dover: FEMA NFHL flood zones: 6 features intersect this tile.
Lewes: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Dover: 23/100 · Lewes: 27/100
Lewes is 4 points higher.
Dover: Wind exposure derived from ingested design wind / climatology tiles.
Lewes: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dover: 26/100 · Lewes: 18/100
Dover is 8 points higher.
Dover: Lightning exposure derived from ingested climatology tiles.
Lewes: Lightning exposure derived from ingested climatology tiles.
Tornado
Dover: 23/100 · Lewes: 19/100
Dover is 4 points higher.
Dover: Tornado risk derived from NOAA SPC historical reports.
Lewes: Tornado risk derived from NOAA SPC historical reports.
Hail
Dover: 22/100 · Lewes: 8/100
Dover is 14 points higher.
Dover: Hail risk derived from NOAA SPC historical reports.
Lewes: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dover: 61/100 · Lewes: 94/100
Lewes is 33 points higher.
Dover: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Lewes: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Dover: 43/100 · Lewes: 34/100
Dover is 9 points higher.
Dover: Wildfire exposure derived from ingested fire potential tiles.
Lewes: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Dover: 40/100 · Lewes: 35/100
Dover is 5 points higher.
Dover: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Lewes: Air quality signal derived from the latest EPA AirNow combined AQI grid.
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