City vs city
Black Canyon City vs Spring Valley, AZ
Spring Valley currently scores 2 points higher overall than Black Canyon City, with the largest gap 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
Black Canyon City: 28/100 · Spring Valley: 30/100
Spring Valley is 2 points higher.
Flood
Black Canyon City: 55/100 · Spring Valley: 39/100
Black Canyon City is 16 points higher.
Black Canyon City: FEMA NFHL flood zones: 8 features intersect this tile.
Spring Valley: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Black Canyon City: 10/100 · Spring Valley: 10/100
No gap.
Black Canyon City: Wind exposure derived from ingested design wind / climatology tiles.
Spring Valley: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Black Canyon City: 16/100 · Spring Valley: 22/100
Spring Valley is 6 points higher.
Black Canyon City: Lightning exposure derived from ingested climatology tiles.
Spring Valley: Lightning exposure derived from ingested climatology tiles.
Tornado
Black Canyon City: 0/100 · Spring Valley: 0/100
No gap.
Black Canyon City: Tornado risk derived from NOAA SPC historical reports.
Spring Valley: Tornado risk derived from NOAA SPC historical reports.
Hail
Black Canyon City: 1/100 · Spring Valley: 9/100
Spring Valley is 8 points higher.
Black Canyon City: Hail risk derived from NOAA SPC historical reports.
Spring Valley: Hail risk derived from NOAA SPC historical reports.
Storm surge
Black Canyon City: Unavailable · Spring Valley: Unavailable
A score difference cannot be calculated without both sources.
Black Canyon City: Storm surge model is not available for this location yet.
Spring Valley: Storm surge model is not available for this location yet.
Wildfire
Black Canyon City: 57/100 · Spring Valley: 60/100
Spring Valley is 3 points higher.
Black Canyon City: Wildfire exposure derived from ingested fire potential tiles.
Spring Valley: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Black Canyon City: 26/100 · Spring Valley: 42/100
Spring Valley is 16 points higher.
Black Canyon City: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Spring Valley: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.