City vs city
Gresham vs San Marine, OR
San Marine currently scores 18 points higher overall than Gresham, 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
Gresham: 7/100 · San Marine: 25/100
San Marine is 18 points higher.
Flood
Gresham: 10/100 · San Marine: 47/100
San Marine is 37 points higher.
Gresham: FEMA NFHL flood zones: 3 features intersect this tile.
San Marine: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Gresham: 6/100 · San Marine: 4/100
Gresham is 2 points higher.
Gresham: Wind exposure derived from ingested design wind / climatology tiles.
San Marine: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gresham: 1/100 · San Marine: 0/100
Gresham is 1 points higher.
Gresham: Lightning exposure derived from ingested climatology tiles.
San Marine: Lightning exposure derived from ingested climatology tiles.
Tornado
Gresham: 4/100 · San Marine: 0/100
Gresham is 4 points higher.
Gresham: Tornado risk derived from NOAA SPC historical reports.
San Marine: Tornado risk derived from NOAA SPC historical reports.
Hail
Gresham: 3/100 · San Marine: 0/100
Gresham is 3 points higher.
Gresham: Hail risk derived from NOAA SPC historical reports.
San Marine: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gresham: Unavailable · San Marine: Unavailable
A score difference cannot be calculated without both sources.
Gresham: Storm surge model is not available for this location yet.
San Marine: Storm surge model is not available for this location yet.
Wildfire
Gresham: 15/100 · San Marine: 40/100
San Marine is 25 points higher.
Gresham: Wildfire exposure derived from ingested fire potential tiles.
San Marine: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gresham: 11/100 · San Marine: 9/100
Gresham is 2 points higher.
Gresham: Air quality signal derived from the latest EPA AirNow combined AQI grid.
San Marine: Air quality signal derived from the latest EPA AirNow combined AQI grid.