City vs city
Portland vs West Haven-Sylvan, OR
Portland and West Haven-Sylvan are tied on overall score, with the biggest factor difference in tornado.
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
Portland: 11/100 · West Haven-Sylvan: 11/100
No gap.
Flood
Portland: 0/100 · West Haven-Sylvan: 0/100
No gap.
Portland: FEMA NFHL flood zones: 0 features intersect this tile.
West Haven-Sylvan: FEMA NFHL flood zones: 0 features intersect this tile.
Wind
Portland: 6/100 · West Haven-Sylvan: 6/100
No gap.
Portland: Wind exposure derived from ingested design wind / climatology tiles.
West Haven-Sylvan: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Portland: 1/100 · West Haven-Sylvan: 1/100
No gap.
Portland: Lightning exposure derived from ingested climatology tiles.
West Haven-Sylvan: Lightning exposure derived from ingested climatology tiles.
Tornado
Portland: 8/100 · West Haven-Sylvan: 0/100
Portland is 8 points higher.
Portland: Tornado risk derived from NOAA SPC historical reports.
West Haven-Sylvan: Tornado risk derived from NOAA SPC historical reports.
Hail
Portland: 3/100 · West Haven-Sylvan: 1/100
Portland is 2 points higher.
Portland: Hail risk derived from NOAA SPC historical reports.
West Haven-Sylvan: Hail risk derived from NOAA SPC historical reports.
Storm surge
Portland: Unavailable · West Haven-Sylvan: Unavailable
A score difference cannot be calculated without both sources.
Portland: Storm surge model is not available for this location yet.
West Haven-Sylvan: Storm surge model is not available for this location yet.
Wildfire
Portland: 51/100 · West Haven-Sylvan: 50/100
Portland is 1 points higher.
Portland: Wildfire exposure derived from ingested fire potential tiles.
West Haven-Sylvan: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Portland: 8/100 · West Haven-Sylvan: 8/100
No gap.
Portland: Air quality signal derived from the latest EPA AirNow combined AQI grid.
West Haven-Sylvan: Air quality signal derived from the latest EPA AirNow combined AQI grid.