City vs city
Au Sable vs Grand Rapids, MI
Au Sable and Grand Rapids are tied on overall score, with the biggest factor difference 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
Au Sable: 35/100 · Grand Rapids: 35/100
No gap.
Flood
Au Sable: 79/100 · Grand Rapids: 51/100
Au Sable is 28 points higher.
Au Sable: FEMA NFHL flood zones: 12 features intersect this tile.
Grand Rapids: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Au Sable: 14/100 · Grand Rapids: 15/100
Grand Rapids is 1 points higher.
Au Sable: Wind exposure derived from ingested design wind / climatology tiles.
Grand Rapids: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Au Sable: 20/100 · Grand Rapids: 20/100
No gap.
Au Sable: Lightning exposure derived from ingested climatology tiles.
Grand Rapids: Lightning exposure derived from ingested climatology tiles.
Tornado
Au Sable: 0/100 · Grand Rapids: 8/100
Grand Rapids is 8 points higher.
Au Sable: Tornado risk derived from NOAA SPC historical reports.
Grand Rapids: Tornado risk derived from NOAA SPC historical reports.
Hail
Au Sable: 25/100 · Grand Rapids: 73/100
Grand Rapids is 48 points higher.
Au Sable: Hail risk derived from NOAA SPC historical reports.
Grand Rapids: Hail risk derived from NOAA SPC historical reports.
Storm surge
Au Sable: Unavailable · Grand Rapids: Unavailable
A score difference cannot be calculated without both sources.
Au Sable: Storm surge model is not available for this location yet.
Grand Rapids: Storm surge model is not available for this location yet.
Wildfire
Au Sable: 46/100 · Grand Rapids: 50/100
Grand Rapids is 4 points higher.
Au Sable: Wildfire exposure derived from ingested fire potential tiles.
Grand Rapids: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Au Sable: 27/100 · Grand Rapids: 28/100
Grand Rapids is 1 points higher.
Au Sable: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Grand Rapids: Air quality signal derived from the latest EPA AirNow combined AQI grid.