City vs city
Grand Rapids vs Rochester, MN
Grand Rapids currently scores 6 points higher overall than Rochester, with the largest gap in wildfire.
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
Grand Rapids: 38/100 · Rochester: 32/100
Grand Rapids is 6 points higher.
Flood
Grand Rapids: 41/100 · Rochester: 37/100
Grand Rapids is 4 points higher.
Grand Rapids: FEMA NFHL flood zones: 6 features intersect this tile.
Rochester: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Grand Rapids: 16/100 · Rochester: 17/100
Rochester is 1 points higher.
Grand Rapids: Wind exposure derived from ingested design wind / climatology tiles.
Rochester: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Rapids: 15/100 · Rochester: 24/100
Rochester is 9 points higher.
Grand Rapids: Lightning exposure derived from ingested climatology tiles.
Rochester: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Rapids: 0/100 · Rochester: 19/100
Rochester is 19 points higher.
Grand Rapids: Tornado risk derived from NOAA SPC historical reports.
Rochester: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Rapids: 90/100 · Rochester: 100/100
Rochester is 10 points higher.
Grand Rapids: Hail risk derived from NOAA SPC historical reports.
Rochester: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Rapids: Unavailable · Rochester: Unavailable
A score difference cannot be calculated without both sources.
Grand Rapids: Storm surge model is not available for this location yet.
Rochester: Storm surge model is not available for this location yet.
Wildfire
Grand Rapids: 35/100 · Rochester: 13/100
Grand Rapids is 22 points higher.
Grand Rapids: Wildfire exposure derived from ingested fire potential tiles.
Rochester: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Grand Rapids: 33/100 · Rochester: 14/100
Grand Rapids is 19 points higher.
Grand Rapids: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Rochester: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.