City vs city
Harrisburg vs Jefferson Hills, PA
Harrisburg currently scores 19 points higher overall than Jefferson Hills, 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
Harrisburg: 50/100 · Jefferson Hills: 31/100
Harrisburg is 19 points higher.
Flood
Harrisburg: 98/100 · Jefferson Hills: 66/100
Harrisburg is 32 points higher.
Harrisburg: FEMA NFHL flood zones: 11 features intersect this tile.
Jefferson Hills: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Harrisburg: 20/100 · Jefferson Hills: 18/100
Harrisburg is 2 points higher.
Harrisburg: Wind exposure derived from ingested design wind / climatology tiles.
Jefferson Hills: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Harrisburg: 38/100 · Jefferson Hills: 22/100
Harrisburg is 16 points higher.
Harrisburg: Lightning exposure derived from ingested climatology tiles.
Jefferson Hills: Lightning exposure derived from ingested climatology tiles.
Tornado
Harrisburg: 38/100 · Jefferson Hills: 4/100
Harrisburg is 34 points higher.
Harrisburg: Tornado risk derived from NOAA SPC historical reports.
Jefferson Hills: Tornado risk derived from NOAA SPC historical reports.
Hail
Harrisburg: 72/100 · Jefferson Hills: 30/100
Harrisburg is 42 points higher.
Harrisburg: Hail risk derived from NOAA SPC historical reports.
Jefferson Hills: Hail risk derived from NOAA SPC historical reports.
Storm surge
Harrisburg: Unavailable · Jefferson Hills: Unavailable
A score difference cannot be calculated without both sources.
Harrisburg: Storm surge model is not available for this location yet.
Jefferson Hills: Storm surge model is not available for this location yet.
Wildfire
Harrisburg: 43/100 · Jefferson Hills: 39/100
Harrisburg is 4 points higher.
Harrisburg: Wildfire exposure derived from ingested fire potential tiles.
Jefferson Hills: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Harrisburg: 40/100 · Jefferson Hills: 38/100
Harrisburg is 2 points higher.
Harrisburg: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Jefferson Hills: Air quality signal derived from the latest EPA AirNow combined AQI grid.