City vs city
Mayo vs Valley Falls, SC
Valley Falls currently scores 8 points higher overall than Mayo, 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
Mayo: 39/100 · Valley Falls: 47/100
Valley Falls is 8 points higher.
Flood
Mayo: 29/100 · Valley Falls: 22/100
Mayo is 7 points higher.
Mayo: FEMA NFHL flood zones: 6 features intersect this tile.
Valley Falls: FEMA NFHL flood zones: 1 features intersect this tile.
Wind
Mayo: 17/100 · Valley Falls: 17/100
No gap.
Mayo: Wind exposure derived from ingested design wind / climatology tiles.
Valley Falls: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Mayo: 45/100 · Valley Falls: 45/100
No gap.
Mayo: Lightning exposure derived from ingested climatology tiles.
Valley Falls: Lightning exposure derived from ingested climatology tiles.
Tornado
Mayo: 12/100 · Valley Falls: 65/100
Valley Falls is 53 points higher.
Mayo: Tornado risk derived from NOAA SPC historical reports.
Valley Falls: Tornado risk derived from NOAA SPC historical reports.
Hail
Mayo: 66/100 · Valley Falls: 79/100
Valley Falls is 13 points higher.
Mayo: Hail risk derived from NOAA SPC historical reports.
Valley Falls: Hail risk derived from NOAA SPC historical reports.
Storm surge
Mayo: Unavailable · Valley Falls: Unavailable
A score difference cannot be calculated without both sources.
Mayo: Storm surge model is not available for this location yet.
Valley Falls: Storm surge model is not available for this location yet.
Wildfire
Mayo: 67/100 · Valley Falls: 66/100
Mayo is 1 points higher.
Mayo: Wildfire exposure derived from ingested fire potential tiles.
Valley Falls: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Mayo: 36/100 · Valley Falls: 36/100
No gap.
Mayo: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Valley Falls: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.