City vs city
Bay City vs Unionville, MI
Bay City currently scores 3 points higher overall than Unionville, with the largest gap in flood.
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
Bay City: 33/100 · Unionville: 30/100
Bay City is 3 points higher.
Flood
Bay City: 87/100 · Unionville: 48/100
Bay City is 39 points higher.
Bay City: FEMA NFHL flood zones: 12 features intersect this tile.
Unionville: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Bay City: 15/100 · Unionville: 15/100
No gap.
Bay City: Wind exposure derived from ingested design wind / climatology tiles.
Unionville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bay City: 27/100 · Unionville: 30/100
Unionville is 3 points higher.
Bay City: Lightning exposure derived from ingested climatology tiles.
Unionville: Lightning exposure derived from ingested climatology tiles.
Tornado
Bay City: 15/100 · Unionville: 0/100
Bay City is 15 points higher.
Bay City: Tornado risk derived from NOAA SPC historical reports.
Unionville: Tornado risk derived from NOAA SPC historical reports.
Hail
Bay City: 28/100 · Unionville: 26/100
Bay City is 2 points higher.
Bay City: Hail risk derived from NOAA SPC historical reports.
Unionville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bay City: Unavailable · Unionville: Unavailable
A score difference cannot be calculated without both sources.
Bay City: Storm surge model is not available for this location yet.
Unionville: Storm surge model is not available for this location yet.
Wildfire
Bay City: 34/100 · Unionville: 32/100
Bay City is 2 points higher.
Bay City: Wildfire exposure derived from ingested fire potential tiles.
Unionville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Bay City: 26/100 · Unionville: 27/100
Unionville is 1 points higher.
Bay City: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Unionville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.