City vs city
Bay City vs Gresham, OR
Bay City currently scores 12 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
Bay City: 19/100 · Gresham: 7/100
Bay City is 12 points higher.
Flood
Bay City: 33/100 · Gresham: 10/100
Bay City is 23 points higher.
Bay City: FEMA NFHL flood zones: 10 features intersect this tile.
Gresham: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Bay City: 5/100 · Gresham: 6/100
Gresham is 1 points higher.
Bay City: Wind exposure derived from ingested design wind / climatology tiles.
Gresham: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bay City: 0/100 · Gresham: 1/100
Gresham is 1 points higher.
Bay City: Lightning exposure derived from ingested climatology tiles.
Gresham: Lightning exposure derived from ingested climatology tiles.
Tornado
Bay City: 0/100 · Gresham: 4/100
Gresham is 4 points higher.
Bay City: Tornado risk derived from NOAA SPC historical reports.
Gresham: Tornado risk derived from NOAA SPC historical reports.
Hail
Bay City: 1/100 · Gresham: 3/100
Gresham is 2 points higher.
Bay City: Hail risk derived from NOAA SPC historical reports.
Gresham: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bay City: Unavailable · Gresham: Unavailable
A score difference cannot be calculated without both sources.
Bay City: Storm surge model is not available for this location yet.
Gresham: Storm surge model is not available for this location yet.
Wildfire
Bay City: 46/100 · Gresham: 15/100
Bay City is 31 points higher.
Bay City: Wildfire exposure derived from ingested fire potential tiles.
Gresham: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Bay City: 8/100 · Gresham: 11/100
Gresham is 3 points higher.
Bay City: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Gresham: Air quality signal derived from the latest EPA AirNow combined AQI grid.