City vs city
Chesterfield Township vs Petersburg, MI
Chesterfield Township currently scores 5 points higher overall than Petersburg, 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
Chesterfield Township: 41/100 · Petersburg: 36/100
Chesterfield Township is 5 points higher.
Flood
Chesterfield Township: 76/100 · Petersburg: 48/100
Chesterfield Township is 28 points higher.
Chesterfield Township: FEMA NFHL flood zones: 14 features intersect this tile.
Petersburg: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Chesterfield Township: 16/100 · Petersburg: 17/100
Petersburg is 1 points higher.
Chesterfield Township: Wind exposure derived from ingested design wind / climatology tiles.
Petersburg: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Chesterfield Township: 40/100 · Petersburg: 35/100
Chesterfield Township is 5 points higher.
Chesterfield Township: Lightning exposure derived from ingested climatology tiles.
Petersburg: Lightning exposure derived from ingested climatology tiles.
Tornado
Chesterfield Township: 42/100 · Petersburg: 19/100
Chesterfield Township is 23 points higher.
Chesterfield Township: Tornado risk derived from NOAA SPC historical reports.
Petersburg: Tornado risk derived from NOAA SPC historical reports.
Hail
Chesterfield Township: 43/100 · Petersburg: 59/100
Petersburg is 16 points higher.
Chesterfield Township: Hail risk derived from NOAA SPC historical reports.
Petersburg: Hail risk derived from NOAA SPC historical reports.
Storm surge
Chesterfield Township: Unavailable · Petersburg: Unavailable
A score difference cannot be calculated without both sources.
Chesterfield Township: Storm surge model is not available for this location yet.
Petersburg: Storm surge model is not available for this location yet.
Wildfire
Chesterfield Township: 43/100 · Petersburg: 41/100
Chesterfield Township is 2 points higher.
Chesterfield Township: Wildfire exposure derived from ingested fire potential tiles.
Petersburg: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Chesterfield Township: 30/100 · Petersburg: 36/100
Petersburg is 6 points higher.
Chesterfield Township: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Petersburg: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.