City vs city
Hermiston vs Portland, OR
Hermiston 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
Hermiston: 16/100 · Portland: 11/100
Hermiston is 5 points higher.
Flood
Hermiston: 23/100 · Portland: 0/100
Hermiston is 23 points higher.
Hermiston: FEMA NFHL flood zones: 2 features intersect this tile.
Portland: FEMA NFHL flood zones: 0 features intersect this tile.
Wind
Hermiston: 9/100 · Portland: 6/100
Hermiston is 3 points higher.
Hermiston: Wind exposure derived from ingested design wind / climatology tiles.
Portland: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Hermiston: 3/100 · Portland: 1/100
Hermiston is 2 points higher.
Hermiston: Lightning exposure derived from ingested climatology tiles.
Portland: Lightning exposure derived from ingested climatology tiles.
Tornado
Hermiston: 4/100 · Portland: 8/100
Portland is 4 points higher.
Hermiston: Tornado risk derived from NOAA SPC historical reports.
Portland: Tornado risk derived from NOAA SPC historical reports.
Hail
Hermiston: 22/100 · Portland: 3/100
Hermiston is 19 points higher.
Hermiston: Hail risk derived from NOAA SPC historical reports.
Portland: Hail risk derived from NOAA SPC historical reports.
Storm surge
Hermiston: Unavailable · Portland: Unavailable
A score difference cannot be calculated without both sources.
Hermiston: Storm surge model is not available for this location yet.
Portland: Storm surge model is not available for this location yet.
Wildfire
Hermiston: 40/100 · Portland: 51/100
Portland is 11 points higher.
Hermiston: Wildfire exposure derived from ingested fire potential tiles.
Portland: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Hermiston: 12/100 · Portland: 8/100
Hermiston is 4 points higher.
Hermiston: 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.