City vs city
Gettysburg vs Philadelphia, PA
Philadelphia currently scores 2 points higher overall than Gettysburg, with the largest gap in hail.
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
Gettysburg: 35/100 · Philadelphia: 37/100
Philadelphia is 2 points higher.
Flood
Gettysburg: 68/100 · Philadelphia: 60/100
Gettysburg is 8 points higher.
Gettysburg: FEMA NFHL flood zones: 6 features intersect this tile.
Philadelphia: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Gettysburg: 20/100 · Philadelphia: 22/100
Philadelphia is 2 points higher.
Gettysburg: Wind exposure derived from ingested design wind / climatology tiles.
Philadelphia: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gettysburg: 31/100 · Philadelphia: 37/100
Philadelphia is 6 points higher.
Gettysburg: Lightning exposure derived from ingested climatology tiles.
Philadelphia: Lightning exposure derived from ingested climatology tiles.
Tornado
Gettysburg: 31/100 · Philadelphia: 15/100
Gettysburg is 16 points higher.
Gettysburg: Tornado risk derived from NOAA SPC historical reports.
Philadelphia: Tornado risk derived from NOAA SPC historical reports.
Hail
Gettysburg: 17/100 · Philadelphia: 43/100
Philadelphia is 26 points higher.
Gettysburg: Hail risk derived from NOAA SPC historical reports.
Philadelphia: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gettysburg: Unavailable · Philadelphia: Unavailable
A score difference cannot be calculated without both sources.
Gettysburg: Storm surge model is not available for this location yet.
Philadelphia: Storm surge model is not available for this location yet.
Wildfire
Gettysburg: 38/100 · Philadelphia: 36/100
Gettysburg is 2 points higher.
Gettysburg: Wildfire exposure derived from ingested fire potential tiles.
Philadelphia: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gettysburg: 39/100 · Philadelphia: 46/100
Philadelphia is 7 points higher.
Gettysburg: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Philadelphia: Air quality signal derived from the latest EPA AirNow combined AQI grid.