City vs city
Gresham vs River Road, OR
River Road currently scores 13 points higher overall than Gresham, with the largest gap in wildfire.
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
Gresham: 7/100 · River Road: 20/100
River Road is 13 points higher.
Flood
Gresham: 10/100 · River Road: 34/100
River Road is 24 points higher.
Gresham: FEMA NFHL flood zones: 3 features intersect this tile.
River Road: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Gresham: 6/100 · River Road: 5/100
Gresham is 1 points higher.
Gresham: Wind exposure derived from ingested design wind / climatology tiles.
River Road: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gresham: 1/100 · River Road: 0/100
Gresham is 1 points higher.
Gresham: Lightning exposure derived from ingested climatology tiles.
River Road: Lightning exposure derived from ingested climatology tiles.
Tornado
Gresham: 4/100 · River Road: 4/100
No gap.
Gresham: Tornado risk derived from NOAA SPC historical reports.
River Road: Tornado risk derived from NOAA SPC historical reports.
Hail
Gresham: 3/100 · River Road: 4/100
River Road is 1 points higher.
Gresham: Hail risk derived from NOAA SPC historical reports.
River Road: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gresham: Unavailable · River Road: Unavailable
A score difference cannot be calculated without both sources.
Gresham: Storm surge model is not available for this location yet.
River Road: Storm surge model is not available for this location yet.
Wildfire
Gresham: 15/100 · River Road: 57/100
River Road is 42 points higher.
Gresham: Wildfire exposure derived from ingested fire potential tiles.
River Road: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gresham: 11/100 · River Road: 18/100
River Road is 7 points higher.
Gresham: Air quality signal derived from the latest EPA AirNow combined AQI grid.
River Road: Air quality signal derived from the latest EPA AirNow combined AQI grid.