City vs city
North Great River vs Sayville, NY
Sayville currently scores 9 points higher overall than North Great River, 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
North Great River: 33/100 · Sayville: 42/100
Sayville is 9 points higher.
Flood
North Great River: 39/100 · Sayville: 39/100
No gap.
North Great River: FEMA NFHL flood zones: 8 features intersect this tile.
Sayville: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
North Great River: 33/100 · Sayville: 34/100
Sayville is 1 points higher.
North Great River: Wind exposure derived from ingested design wind / climatology tiles.
Sayville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
North Great River: 13/100 · Sayville: 14/100
Sayville is 1 points higher.
North Great River: Lightning exposure derived from ingested climatology tiles.
Sayville: Lightning exposure derived from ingested climatology tiles.
Tornado
North Great River: 15/100 · Sayville: 0/100
North Great River is 15 points higher.
North Great River: Tornado risk derived from NOAA SPC historical reports.
Sayville: Tornado risk derived from NOAA SPC historical reports.
Hail
North Great River: 26/100 · Sayville: 15/100
North Great River is 11 points higher.
North Great River: Hail risk derived from NOAA SPC historical reports.
Sayville: Hail risk derived from NOAA SPC historical reports.
Storm surge
North Great River: 94/100 · Sayville: 97/100
Sayville is 3 points higher.
North Great River: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Sayville: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
North Great River: 15/100 · Sayville: 68/100
Sayville is 53 points higher.
North Great River: Wildfire exposure derived from ingested fire potential tiles.
Sayville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
North Great River: 29/100 · Sayville: 29/100
No gap.
North Great River: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Sayville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.