City vs city
Walhalla vs West Union, SC
Walhalla and West Union are tied on overall score, with the biggest factor difference in flood.
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
Walhalla: 44/100 · West Union: 44/100
No gap.
Flood
Walhalla: 27/100 · West Union: 27/100
No gap.
Walhalla: FEMA NFHL flood zones: 6 features intersect this tile.
West Union: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Walhalla: 16/100 · West Union: 16/100
No gap.
Walhalla: Wind exposure derived from ingested design wind / climatology tiles.
West Union: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Walhalla: 45/100 · West Union: 45/100
No gap.
Walhalla: Lightning exposure derived from ingested climatology tiles.
West Union: Lightning exposure derived from ingested climatology tiles.
Tornado
Walhalla: 0/100 · West Union: 0/100
No gap.
Walhalla: Tornado risk derived from NOAA SPC historical reports.
West Union: Tornado risk derived from NOAA SPC historical reports.
Hail
Walhalla: 100/100 · West Union: 100/100
No gap.
Walhalla: Hail risk derived from NOAA SPC historical reports.
West Union: Hail risk derived from NOAA SPC historical reports.
Storm surge
Walhalla: Unavailable · West Union: Unavailable
A score difference cannot be calculated without both sources.
Walhalla: Storm surge model is not available for this location yet.
West Union: Storm surge model is not available for this location yet.
Wildfire
Walhalla: 46/100 · West Union: 46/100
No gap.
Walhalla: Wildfire exposure derived from ingested fire potential tiles.
West Union: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Walhalla: 28/100 · West Union: 28/100
No gap.
Walhalla: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
West Union: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.