City vs city
Concord vs Vine Hill, CA
Concord currently scores 4 points higher overall than Vine Hill, with the largest gap in wildfire.
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
Concord: 24/100 · Vine Hill: 20/100
Concord is 4 points higher.
Flood
Concord: 33/100 · Vine Hill: 56/100
Vine Hill is 23 points higher.
Concord: FEMA NFHL flood zones: 28 features intersect this tile.
Vine Hill: FEMA NFHL flood zones: 15 features intersect this tile.
Wind
Concord: 2/100 · Vine Hill: 2/100
No gap.
Concord: Wind exposure derived from ingested design wind / climatology tiles.
Vine Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Concord: 0/100 · Vine Hill: 0/100
No gap.
Concord: Lightning exposure derived from ingested climatology tiles.
Vine Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Concord: 8/100 · Vine Hill: 0/100
Concord is 8 points higher.
Concord: Tornado risk derived from NOAA SPC historical reports.
Vine Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Concord: 10/100 · Vine Hill: 1/100
Concord is 9 points higher.
Concord: Hail risk derived from NOAA SPC historical reports.
Vine Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Concord: Unavailable · Vine Hill: Unavailable
A score difference cannot be calculated without both sources.
Concord: Storm surge model is not available for this location yet.
Vine Hill: Storm surge model is not available for this location yet.
Wildfire
Concord: 69/100 · Vine Hill: 14/100
Concord is 55 points higher.
Concord: Wildfire exposure derived from ingested fire potential tiles.
Vine Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Concord: 24/100 · Vine Hill: 25/100
Vine Hill is 1 points higher.
Concord: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Vine Hill: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.