City vs city
Andover vs Marion Center, MA
Marion Center currently scores 9 points higher overall than Andover, 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
Andover: 29/100 · Marion Center: 38/100
Marion Center is 9 points higher.
Flood
Andover: 38/100 · Marion Center: 60/100
Marion Center is 22 points higher.
Andover: FEMA NFHL flood zones: 8 features intersect this tile.
Marion Center: FEMA NFHL flood zones: 24 features intersect this tile.
Wind
Andover: 25/100 · Marion Center: 36/100
Marion Center is 11 points higher.
Andover: Wind exposure derived from ingested design wind / climatology tiles.
Marion Center: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Andover: 8/100 · Marion Center: 12/100
Marion Center is 4 points higher.
Andover: Lightning exposure derived from ingested climatology tiles.
Marion Center: Lightning exposure derived from ingested climatology tiles.
Tornado
Andover: 0/100 · Marion Center: 4/100
Marion Center is 4 points higher.
Andover: Tornado risk derived from NOAA SPC historical reports.
Marion Center: Tornado risk derived from NOAA SPC historical reports.
Hail
Andover: 25/100 · Marion Center: 10/100
Andover is 15 points higher.
Andover: Hail risk derived from NOAA SPC historical reports.
Marion Center: Hail risk derived from NOAA SPC historical reports.
Storm surge
Andover: Unavailable · Marion Center: 99/100
A score difference cannot be calculated without both sources.
Andover: Storm surge model is not available for this location yet.
Marion Center: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Andover: 57/100 · Marion Center: 51/100
Andover is 6 points higher.
Andover: Wildfire exposure derived from ingested fire potential tiles.
Marion Center: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Andover: 22/100 · Marion Center: 28/100
Marion Center is 6 points higher.
Andover: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Marion Center: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.