City vs city
Gresham vs Mill City, OR
Mill City 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 · Mill City: 20/100
Mill City is 13 points higher.
Flood
Gresham: 10/100 · Mill City: 23/100
Mill City is 13 points higher.
Gresham: FEMA NFHL flood zones: 3 features intersect this tile.
Mill City: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Gresham: 6/100 · Mill City: 6/100
No gap.
Gresham: Wind exposure derived from ingested design wind / climatology tiles.
Mill City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gresham: 1/100 · Mill City: 3/100
Mill City is 2 points higher.
Gresham: Lightning exposure derived from ingested climatology tiles.
Mill City: Lightning exposure derived from ingested climatology tiles.
Tornado
Gresham: 4/100 · Mill City: 0/100
Gresham is 4 points higher.
Gresham: Tornado risk derived from NOAA SPC historical reports.
Mill City: Tornado risk derived from NOAA SPC historical reports.
Hail
Gresham: 3/100 · Mill City: 0/100
Gresham is 3 points higher.
Gresham: Hail risk derived from NOAA SPC historical reports.
Mill City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gresham: Unavailable · Mill City: Unavailable
A score difference cannot be calculated without both sources.
Gresham: Storm surge model is not available for this location yet.
Mill City: Storm surge model is not available for this location yet.
Wildfire
Gresham: 15/100 · Mill City: 61/100
Mill City is 46 points higher.
Gresham: Wildfire exposure derived from ingested fire potential tiles.
Mill City: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gresham: 11/100 · Mill City: 9/100
Gresham is 2 points higher.
Gresham: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Mill City: Air quality signal derived from the latest EPA AirNow combined AQI grid.