City vs city
Ann Arbor vs Flat Rock, MI
Flat Rock currently scores 2 points higher overall than Ann Arbor, with the largest gap in hail.
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 is a current EPA AirNow signal; 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
Ann Arbor: 43/100 · Flat Rock: 45/100
Flat Rock is 2 points higher.
Flood
Ann Arbor: 51/100 · Flat Rock: 89/100
Flat Rock is 38 points higher.
Ann Arbor: FEMA NFHL flood zones: 4 features intersect this tile.
Flat Rock: FEMA NFHL flood zones: 18 features intersect this tile.
Wind
Ann Arbor: 16/100 · Flat Rock: 17/100
Flat Rock is 1 points higher.
Ann Arbor: Wind exposure derived from ingested design wind / climatology tiles.
Flat Rock: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ann Arbor: 47/100 · Flat Rock: 40/100
Ann Arbor is 7 points higher.
Ann Arbor: Lightning exposure derived from ingested climatology tiles.
Flat Rock: Lightning exposure derived from ingested climatology tiles.
Tornado
Ann Arbor: 12/100 · Flat Rock: 54/100
Flat Rock is 42 points higher.
Ann Arbor: Tornado risk derived from NOAA SPC historical reports.
Flat Rock: Tornado risk derived from NOAA SPC historical reports.
Hail
Ann Arbor: 100/100 · Flat Rock: 43/100
Ann Arbor is 57 points higher.
Ann Arbor: Hail risk derived from NOAA SPC historical reports.
Flat Rock: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ann Arbor: Unavailable · Flat Rock: Unavailable
A score difference cannot be calculated without both sources.
Ann Arbor: Storm surge model is not available for this location yet.
Flat Rock: Storm surge model is not available for this location yet.
Wildfire
Ann Arbor: 45/100 · Flat Rock: 40/100
Ann Arbor is 5 points higher.
Ann Arbor: Wildfire exposure derived from ingested fire potential tiles.
Flat Rock: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Ann Arbor: 29/100 · Flat Rock: 30/100
Flat Rock is 1 points higher.
Ann Arbor: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Flat Rock: Air quality signal derived from the latest EPA AirNow combined AQI grid.