City vs city
Royalton vs Swatara Township, PA
Royalton currently scores 1 points higher overall than Swatara Township, 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 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
Royalton: 46/100 · Swatara Township: 45/100
Royalton is 1 points higher.
Flood
Royalton: 100/100 · Swatara Township: 74/100
Royalton is 26 points higher.
Royalton: FEMA NFHL flood zones: 11 features intersect this tile.
Swatara Township: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Royalton: 20/100 · Swatara Township: 20/100
No gap.
Royalton: Wind exposure derived from ingested design wind / climatology tiles.
Swatara Township: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Royalton: 40/100 · Swatara Township: 39/100
Royalton is 1 points higher.
Royalton: Lightning exposure derived from ingested climatology tiles.
Swatara Township: Lightning exposure derived from ingested climatology tiles.
Tornado
Royalton: 0/100 · Swatara Township: 58/100
Swatara Township is 58 points higher.
Royalton: Tornado risk derived from NOAA SPC historical reports.
Swatara Township: Tornado risk derived from NOAA SPC historical reports.
Hail
Royalton: 37/100 · Swatara Township: 42/100
Swatara Township is 5 points higher.
Royalton: Hail risk derived from NOAA SPC historical reports.
Swatara Township: Hail risk derived from NOAA SPC historical reports.
Storm surge
Royalton: Unavailable · Swatara Township: Unavailable
A score difference cannot be calculated without both sources.
Royalton: Storm surge model is not available for this location yet.
Swatara Township: Storm surge model is not available for this location yet.
Wildfire
Royalton: 39/100 · Swatara Township: 42/100
Swatara Township is 3 points higher.
Royalton: Wildfire exposure derived from ingested fire potential tiles.
Swatara Township: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Royalton: 42/100 · Swatara Township: 42/100
No gap.
Royalton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Swatara Township: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.