City vs city
Lynbrook vs South Valley Stream, NY
Lynbrook currently scores 5 points higher overall than South Valley Stream, 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
Lynbrook: 47/100 · South Valley Stream: 42/100
Lynbrook is 5 points higher.
Flood
Lynbrook: 78/100 · South Valley Stream: 61/100
Lynbrook is 17 points higher.
Lynbrook: FEMA NFHL flood zones: 15 features intersect this tile.
South Valley Stream: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Lynbrook: 28/100 · South Valley Stream: 26/100
Lynbrook is 2 points higher.
Lynbrook: Wind exposure derived from ingested design wind / climatology tiles.
South Valley Stream: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lynbrook: 16/100 · South Valley Stream: 17/100
South Valley Stream is 1 points higher.
Lynbrook: Lightning exposure derived from ingested climatology tiles.
South Valley Stream: Lightning exposure derived from ingested climatology tiles.
Tornado
Lynbrook: 15/100 · South Valley Stream: 4/100
Lynbrook is 11 points higher.
Lynbrook: Tornado risk derived from NOAA SPC historical reports.
South Valley Stream: Tornado risk derived from NOAA SPC historical reports.
Hail
Lynbrook: 15/100 · South Valley Stream: 11/100
Lynbrook is 4 points higher.
Lynbrook: Hail risk derived from NOAA SPC historical reports.
South Valley Stream: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lynbrook: 99/100 · South Valley Stream: 99/100
No gap.
Lynbrook: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
South Valley Stream: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Lynbrook: 76/100 · South Valley Stream: 66/100
Lynbrook is 10 points higher.
Lynbrook: Wildfire exposure derived from ingested fire potential tiles.
South Valley Stream: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Lynbrook: 47/100 · South Valley Stream: 48/100
South Valley Stream is 1 points higher.
Lynbrook: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Valley Stream: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.