City vs city
Concord vs Reliez Valley, CA
Reliez Valley currently scores 1 points higher overall than Concord, 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
Concord: 24/100 · Reliez Valley: 25/100
Reliez Valley is 1 points higher.
Flood
Concord: 33/100 · Reliez Valley: 28/100
Concord is 5 points higher.
Concord: FEMA NFHL flood zones: 28 features intersect this tile.
Reliez Valley: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Concord: 2/100 · Reliez Valley: 2/100
No gap.
Concord: Wind exposure derived from ingested design wind / climatology tiles.
Reliez Valley: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Concord: 0/100 · Reliez Valley: 0/100
No gap.
Concord: Lightning exposure derived from ingested climatology tiles.
Reliez Valley: Lightning exposure derived from ingested climatology tiles.
Tornado
Concord: 8/100 · Reliez Valley: 0/100
Concord is 8 points higher.
Concord: Tornado risk derived from NOAA SPC historical reports.
Reliez Valley: Tornado risk derived from NOAA SPC historical reports.
Hail
Concord: 10/100 · Reliez Valley: 2/100
Concord is 8 points higher.
Concord: Hail risk derived from NOAA SPC historical reports.
Reliez Valley: Hail risk derived from NOAA SPC historical reports.
Storm surge
Concord: Unavailable · Reliez Valley: Unavailable
A score difference cannot be calculated without both sources.
Concord: Storm surge model is not available for this location yet.
Reliez Valley: Storm surge model is not available for this location yet.
Wildfire
Concord: 69/100 · Reliez Valley: 65/100
Concord is 4 points higher.
Concord: Wildfire exposure derived from ingested fire potential tiles.
Reliez Valley: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Concord: 24/100 · Reliez Valley: 26/100
Reliez Valley is 2 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.
Reliez 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.