City vs city
South Williamsport vs Williamsport, PA
South Williamsport currently scores 8 points higher overall than Williamsport, 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
South Williamsport: 53/100 · Williamsport: 45/100
South Williamsport is 8 points higher.
Flood
South Williamsport: 91/100 · Williamsport: 81/100
South Williamsport is 10 points higher.
South Williamsport: FEMA NFHL flood zones: 10 features intersect this tile.
Williamsport: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
South Williamsport: 19/100 · Williamsport: 19/100
No gap.
South Williamsport: Wind exposure derived from ingested design wind / climatology tiles.
Williamsport: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
South Williamsport: 23/100 · Williamsport: 22/100
South Williamsport is 1 points higher.
South Williamsport: Lightning exposure derived from ingested climatology tiles.
Williamsport: Lightning exposure derived from ingested climatology tiles.
Tornado
South Williamsport: 35/100 · Williamsport: 0/100
South Williamsport is 35 points higher.
South Williamsport: Tornado risk derived from NOAA SPC historical reports.
Williamsport: Tornado risk derived from NOAA SPC historical reports.
Hail
South Williamsport: 88/100 · Williamsport: 32/100
South Williamsport is 56 points higher.
South Williamsport: Hail risk derived from NOAA SPC historical reports.
Williamsport: Hail risk derived from NOAA SPC historical reports.
Storm surge
South Williamsport: Unavailable · Williamsport: Unavailable
A score difference cannot be calculated without both sources.
South Williamsport: Storm surge model is not available for this location yet.
Williamsport: Storm surge model is not available for this location yet.
Wildfire
South Williamsport: 43/100 · Williamsport: 44/100
Williamsport is 1 points higher.
South Williamsport: Wildfire exposure derived from ingested fire potential tiles.
Williamsport: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
South Williamsport: 70/100 · Williamsport: 70/100
No gap.
South Williamsport: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Williamsport: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.