City vs city
Blodgett Landing vs Portsmouth, NH
Portsmouth currently scores 14 points higher overall than Blodgett Landing, 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 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
Blodgett Landing: 27/100 · Portsmouth: 41/100
Portsmouth is 14 points higher.
Flood
Blodgett Landing: 75/100 · Portsmouth: 73/100
Blodgett Landing is 2 points higher.
Blodgett Landing: FEMA NFHL flood zones: 5 features intersect this tile.
Portsmouth: FEMA NFHL flood zones: 12 features intersect this tile.
Wind
Blodgett Landing: 18/100 · Portsmouth: 23/100
Portsmouth is 5 points higher.
Blodgett Landing: Wind exposure derived from ingested design wind / climatology tiles.
Portsmouth: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Blodgett Landing: 18/100 · Portsmouth: 6/100
Blodgett Landing is 12 points higher.
Blodgett Landing: Lightning exposure derived from ingested climatology tiles.
Portsmouth: Lightning exposure derived from ingested climatology tiles.
Tornado
Blodgett Landing: 0/100 · Portsmouth: 0/100
No gap.
Blodgett Landing: Tornado risk derived from NOAA SPC historical reports.
Portsmouth: Tornado risk derived from NOAA SPC historical reports.
Hail
Blodgett Landing: 15/100 · Portsmouth: 22/100
Portsmouth is 7 points higher.
Blodgett Landing: Hail risk derived from NOAA SPC historical reports.
Portsmouth: Hail risk derived from NOAA SPC historical reports.
Storm surge
Blodgett Landing: Unavailable · Portsmouth: 98/100
A score difference cannot be calculated without both sources.
Blodgett Landing: Storm surge model is not available for this location yet.
Portsmouth: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Blodgett Landing: 12/100 · Portsmouth: 43/100
Portsmouth is 31 points higher.
Blodgett Landing: Wildfire exposure derived from ingested fire potential tiles.
Portsmouth: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Blodgett Landing: 22/100 · Portsmouth: 23/100
Portsmouth is 1 points higher.
Blodgett Landing: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Portsmouth: Air quality signal derived from the latest EPA AirNow combined AQI grid.