City vs city
Aspen Hill vs Derwood, MD
Aspen Hill currently scores 1 points higher overall than Derwood, 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
Aspen Hill: 38/100 · Derwood: 37/100
Aspen Hill is 1 points higher.
Flood
Aspen Hill: 0/100 · Derwood: 20/100
Derwood is 20 points higher.
Aspen Hill: FEMA NFHL flood zones: 0 features intersect this tile.
Derwood: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Aspen Hill: 21/100 · Derwood: 21/100
No gap.
Aspen Hill: Wind exposure derived from ingested design wind / climatology tiles.
Derwood: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aspen Hill: 38/100 · Derwood: 36/100
Aspen Hill is 2 points higher.
Aspen Hill: Lightning exposure derived from ingested climatology tiles.
Derwood: Lightning exposure derived from ingested climatology tiles.
Tornado
Aspen Hill: 27/100 · Derwood: 15/100
Aspen Hill is 12 points higher.
Aspen Hill: Tornado risk derived from NOAA SPC historical reports.
Derwood: Tornado risk derived from NOAA SPC historical reports.
Hail
Aspen Hill: 100/100 · Derwood: 83/100
Aspen Hill is 17 points higher.
Aspen Hill: Hail risk derived from NOAA SPC historical reports.
Derwood: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aspen Hill: Unavailable · Derwood: Unavailable
A score difference cannot be calculated without both sources.
Aspen Hill: Storm surge model is not available for this location yet.
Derwood: Storm surge model is not available for this location yet.
Wildfire
Aspen Hill: 37/100 · Derwood: 41/100
Derwood is 4 points higher.
Aspen Hill: Wildfire exposure derived from ingested fire potential tiles.
Derwood: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aspen Hill: 45/100 · Derwood: 43/100
Aspen Hill is 2 points higher.
Aspen Hill: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Derwood: Air quality signal derived from the latest EPA AirNow combined AQI grid.