City vs city
Gettysburg vs Orrtanna, PA
Gettysburg currently scores 2 points higher overall than Orrtanna, 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
Gettysburg: 35/100 · Orrtanna: 33/100
Gettysburg is 2 points higher.
Flood
Gettysburg: 68/100 · Orrtanna: 72/100
Orrtanna is 4 points higher.
Gettysburg: FEMA NFHL flood zones: 6 features intersect this tile.
Orrtanna: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Gettysburg: 20/100 · Orrtanna: 20/100
No gap.
Gettysburg: Wind exposure derived from ingested design wind / climatology tiles.
Orrtanna: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gettysburg: 31/100 · Orrtanna: 29/100
Gettysburg is 2 points higher.
Gettysburg: Lightning exposure derived from ingested climatology tiles.
Orrtanna: Lightning exposure derived from ingested climatology tiles.
Tornado
Gettysburg: 31/100 · Orrtanna: 15/100
Gettysburg is 16 points higher.
Gettysburg: Tornado risk derived from NOAA SPC historical reports.
Orrtanna: Tornado risk derived from NOAA SPC historical reports.
Hail
Gettysburg: 17/100 · Orrtanna: 10/100
Gettysburg is 7 points higher.
Gettysburg: Hail risk derived from NOAA SPC historical reports.
Orrtanna: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gettysburg: Unavailable · Orrtanna: Unavailable
A score difference cannot be calculated without both sources.
Gettysburg: Storm surge model is not available for this location yet.
Orrtanna: Storm surge model is not available for this location yet.
Wildfire
Gettysburg: 38/100 · Orrtanna: 46/100
Orrtanna is 8 points higher.
Gettysburg: Wildfire exposure derived from ingested fire potential tiles.
Orrtanna: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gettysburg: 39/100 · Orrtanna: 39/100
No gap.
Gettysburg: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Orrtanna: Air quality signal derived from the latest EPA AirNow combined AQI grid.