City vs city
Ann Arbor vs Troy, MI
Ann Arbor currently scores 8 points higher overall than Troy, 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 · Troy: 35/100
Ann Arbor is 8 points higher.
Flood
Ann Arbor: 51/100 · Troy: 51/100
No gap.
Ann Arbor: FEMA NFHL flood zones: 4 features intersect this tile.
Troy: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Ann Arbor: 16/100 · Troy: 16/100
No gap.
Ann Arbor: Wind exposure derived from ingested design wind / climatology tiles.
Troy: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ann Arbor: 47/100 · Troy: 43/100
Ann Arbor is 4 points higher.
Ann Arbor: Lightning exposure derived from ingested climatology tiles.
Troy: Lightning exposure derived from ingested climatology tiles.
Tornado
Ann Arbor: 12/100 · Troy: 15/100
Troy is 3 points higher.
Ann Arbor: Tornado risk derived from NOAA SPC historical reports.
Troy: Tornado risk derived from NOAA SPC historical reports.
Hail
Ann Arbor: 100/100 · Troy: 37/100
Ann Arbor is 63 points higher.
Ann Arbor: Hail risk derived from NOAA SPC historical reports.
Troy: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ann Arbor: Unavailable · Troy: Unavailable
A score difference cannot be calculated without both sources.
Ann Arbor: Storm surge model is not available for this location yet.
Troy: Storm surge model is not available for this location yet.
Wildfire
Ann Arbor: 45/100 · Troy: 52/100
Troy is 7 points higher.
Ann Arbor: Wildfire exposure derived from ingested fire potential tiles.
Troy: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Ann Arbor: 29/100 · Troy: 28/100
Ann Arbor is 1 points higher.
Ann Arbor: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Troy: Air quality signal derived from the latest EPA AirNow combined AQI grid.