City vs city
Chesterfield vs Flat Rock, MI
Flat Rock currently scores 18 points higher overall than Chesterfield, 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
Chesterfield: 27/100 · Flat Rock: 45/100
Flat Rock is 18 points higher.
Flood
Chesterfield: 48/100 · Flat Rock: 89/100
Flat Rock is 41 points higher.
Chesterfield: FEMA NFHL flood zones: 4 features intersect this tile.
Flat Rock: FEMA NFHL flood zones: 18 features intersect this tile.
Wind
Chesterfield: 16/100 · Flat Rock: 17/100
Flat Rock is 1 points higher.
Chesterfield: Wind exposure derived from ingested design wind / climatology tiles.
Flat Rock: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Chesterfield: 39/100 · Flat Rock: 40/100
Flat Rock is 1 points higher.
Chesterfield: Lightning exposure derived from ingested climatology tiles.
Flat Rock: Lightning exposure derived from ingested climatology tiles.
Tornado
Chesterfield: 8/100 · Flat Rock: 54/100
Flat Rock is 46 points higher.
Chesterfield: Tornado risk derived from NOAA SPC historical reports.
Flat Rock: Tornado risk derived from NOAA SPC historical reports.
Hail
Chesterfield: 16/100 · Flat Rock: 43/100
Flat Rock is 27 points higher.
Chesterfield: Hail risk derived from NOAA SPC historical reports.
Flat Rock: Hail risk derived from NOAA SPC historical reports.
Storm surge
Chesterfield: Unavailable · Flat Rock: Unavailable
A score difference cannot be calculated without both sources.
Chesterfield: Storm surge model is not available for this location yet.
Flat Rock: Storm surge model is not available for this location yet.
Wildfire
Chesterfield: 30/100 · Flat Rock: 40/100
Flat Rock is 10 points higher.
Chesterfield: Wildfire exposure derived from ingested fire potential tiles.
Flat Rock: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Chesterfield: 30/100 · Flat Rock: 30/100
No gap.
Chesterfield: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Flat Rock: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.