City vs city
Holley vs Portland, OR
Holley currently scores 5 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
Holley: 16/100 · Portland: 11/100
Holley is 5 points higher.
Flood
Holley: 23/100 · Portland: 0/100
Holley is 23 points higher.
Holley: FEMA NFHL flood zones: 1 features intersect this tile.
Portland: FEMA NFHL flood zones: 0 features intersect this tile.
Wind
Holley: 6/100 · Portland: 6/100
No gap.
Holley: Wind exposure derived from ingested design wind / climatology tiles.
Portland: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Holley: 1/100 · Portland: 1/100
No gap.
Holley: Lightning exposure derived from ingested climatology tiles.
Portland: Lightning exposure derived from ingested climatology tiles.
Tornado
Holley: 0/100 · Portland: 8/100
Portland is 8 points higher.
Holley: Tornado risk derived from NOAA SPC historical reports.
Portland: Tornado risk derived from NOAA SPC historical reports.
Hail
Holley: 1/100 · Portland: 3/100
Portland is 2 points higher.
Holley: Hail risk derived from NOAA SPC historical reports.
Portland: Hail risk derived from NOAA SPC historical reports.
Storm surge
Holley: Unavailable · Portland: Unavailable
A score difference cannot be calculated without both sources.
Holley: Storm surge model is not available for this location yet.
Portland: Storm surge model is not available for this location yet.
Wildfire
Holley: 56/100 · Portland: 51/100
Holley is 5 points higher.
Holley: Wildfire exposure derived from ingested fire potential tiles.
Portland: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Holley: 8/100 · Portland: 8/100
No gap.
Holley: 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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