City vs city
Sammamish vs Union Hill-Novelty Hill, WA
Sammamish and Union Hill-Novelty Hill are tied on overall score, with the biggest factor difference 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 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
Sammamish: 12/100 · Union Hill-Novelty Hill: 12/100
No gap.
Flood
Sammamish: 31/100 · Union Hill-Novelty Hill: 31/100
No gap.
Sammamish: FEMA NFHL flood zones: 8 features intersect this tile.
Union Hill-Novelty Hill: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Sammamish: 7/100 · Union Hill-Novelty Hill: 7/100
No gap.
Sammamish: Wind exposure derived from ingested design wind / climatology tiles.
Union Hill-Novelty Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Sammamish: 1/100 · Union Hill-Novelty Hill: 1/100
No gap.
Sammamish: Lightning exposure derived from ingested climatology tiles.
Union Hill-Novelty Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Sammamish: 0/100 · Union Hill-Novelty Hill: 0/100
No gap.
Sammamish: Tornado risk derived from NOAA SPC historical reports.
Union Hill-Novelty Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Sammamish: 1/100 · Union Hill-Novelty Hill: 1/100
No gap.
Sammamish: Hail risk derived from NOAA SPC historical reports.
Union Hill-Novelty Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Sammamish: Unavailable · Union Hill-Novelty Hill: Unavailable
A score difference cannot be calculated without both sources.
Sammamish: Storm surge model is not available for this location yet.
Union Hill-Novelty Hill: Storm surge model is not available for this location yet.
Wildfire
Sammamish: 23/100 · Union Hill-Novelty Hill: 23/100
No gap.
Sammamish: Wildfire exposure derived from ingested fire potential tiles.
Union Hill-Novelty Hill: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Sammamish: 8/100 · Union Hill-Novelty Hill: 8/100
No gap.
Sammamish: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Union Hill-Novelty Hill: Air quality signal derived from the latest EPA AirNow combined AQI grid.