City vs city
Alpena vs Green Oak Charter Township, MI
Green Oak Charter Township currently scores 5 points higher overall than Alpena, with the largest gap in lightning.
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
Alpena: 29/100 · Green Oak Charter Township: 34/100
Green Oak Charter Township is 5 points higher.
Flood
Alpena: 68/100 · Green Oak Charter Township: 69/100
Green Oak Charter Township is 1 points higher.
Alpena: FEMA NFHL flood zones: 12 features intersect this tile.
Green Oak Charter Township: FEMA NFHL flood zones: 14 features intersect this tile.
Wind
Alpena: 14/100 · Green Oak Charter Township: 16/100
Green Oak Charter Township is 2 points higher.
Alpena: Wind exposure derived from ingested design wind / climatology tiles.
Green Oak Charter Township: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alpena: 18/100 · Green Oak Charter Township: 51/100
Green Oak Charter Township is 33 points higher.
Alpena: Lightning exposure derived from ingested climatology tiles.
Green Oak Charter Township: Lightning exposure derived from ingested climatology tiles.
Tornado
Alpena: 15/100 · Green Oak Charter Township: 15/100
No gap.
Alpena: Tornado risk derived from NOAA SPC historical reports.
Green Oak Charter Township: Tornado risk derived from NOAA SPC historical reports.
Hail
Alpena: 33/100 · Green Oak Charter Township: 30/100
Alpena is 3 points higher.
Alpena: Hail risk derived from NOAA SPC historical reports.
Green Oak Charter Township: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alpena: Unavailable · Green Oak Charter Township: Unavailable
A score difference cannot be calculated without both sources.
Alpena: Storm surge model is not available for this location yet.
Green Oak Charter Township: Storm surge model is not available for this location yet.
Wildfire
Alpena: 41/100 · Green Oak Charter Township: 26/100
Alpena is 15 points higher.
Alpena: Wildfire exposure derived from ingested fire potential tiles.
Green Oak Charter Township: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Alpena: 17/100 · Green Oak Charter Township: 29/100
Green Oak Charter Township is 12 points higher.
Alpena: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Green Oak Charter 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.