City vs city
Brighton vs South Lyon, MI
Brighton currently scores 9 points higher overall than South Lyon, 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
Brighton: 41/100 · South Lyon: 32/100
Brighton is 9 points higher.
Flood
Brighton: 48/100 · South Lyon: 51/100
South Lyon is 3 points higher.
Brighton: FEMA NFHL flood zones: 3 features intersect this tile.
South Lyon: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Brighton: 16/100 · South Lyon: 16/100
No gap.
Brighton: Wind exposure derived from ingested design wind / climatology tiles.
South Lyon: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Brighton: 50/100 · South Lyon: 51/100
South Lyon is 1 points higher.
Brighton: Lightning exposure derived from ingested climatology tiles.
South Lyon: Lightning exposure derived from ingested climatology tiles.
Tornado
Brighton: 73/100 · South Lyon: 4/100
Brighton is 69 points higher.
Brighton: Tornado risk derived from NOAA SPC historical reports.
South Lyon: Tornado risk derived from NOAA SPC historical reports.
Hail
Brighton: 32/100 · South Lyon: 31/100
Brighton is 1 points higher.
Brighton: Hail risk derived from NOAA SPC historical reports.
South Lyon: Hail risk derived from NOAA SPC historical reports.
Storm surge
Brighton: Unavailable · South Lyon: Unavailable
A score difference cannot be calculated without both sources.
Brighton: Storm surge model is not available for this location yet.
South Lyon: Storm surge model is not available for this location yet.
Wildfire
Brighton: 42/100 · South Lyon: 45/100
South Lyon is 3 points higher.
Brighton: Wildfire exposure derived from ingested fire potential tiles.
South Lyon: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Brighton: 29/100 · South Lyon: 29/100
No gap.
Brighton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Lyon: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.