City vs city
Helix vs Portland, OR
Helix currently scores 6 points higher overall than Portland, 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 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
Helix: 17/100 · Portland: 11/100
Helix is 6 points higher.
Flood
Helix: 23/100 · Portland: 0/100
Helix is 23 points higher.
Helix: FEMA NFHL flood zones: 1 features intersect this tile.
Portland: FEMA NFHL flood zones: 0 features intersect this tile.
Wind
Helix: 10/100 · Portland: 6/100
Helix is 4 points higher.
Helix: Wind exposure derived from ingested design wind / climatology tiles.
Portland: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Helix: 9/100 · Portland: 1/100
Helix is 8 points higher.
Helix: Lightning exposure derived from ingested climatology tiles.
Portland: Lightning exposure derived from ingested climatology tiles.
Tornado
Helix: 0/100 · Portland: 8/100
Portland is 8 points higher.
Helix: Tornado risk derived from NOAA SPC historical reports.
Portland: Tornado risk derived from NOAA SPC historical reports.
Hail
Helix: 6/100 · Portland: 3/100
Helix is 3 points higher.
Helix: Hail risk derived from NOAA SPC historical reports.
Portland: Hail risk derived from NOAA SPC historical reports.
Storm surge
Helix: Unavailable · Portland: Unavailable
A score difference cannot be calculated without both sources.
Helix: Storm surge model is not available for this location yet.
Portland: Storm surge model is not available for this location yet.
Wildfire
Helix: 41/100 · Portland: 51/100
Portland is 10 points higher.
Helix: Wildfire exposure derived from ingested fire potential tiles.
Portland: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Helix: 12/100 · Portland: 8/100
Helix is 4 points higher.
Helix: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Portland: Air quality signal derived from the latest EPA AirNow combined AQI grid.
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