City vs city
Brogan vs Gresham, OR
Brogan currently scores 8 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
Brogan: 15/100 · Gresham: 7/100
Brogan is 8 points higher.
Flood
Brogan: Unavailable · Gresham: 10/100
A score difference cannot be calculated without both sources.
Brogan: Flood model is not available for this location yet.
Gresham: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Brogan: 10/100 · Gresham: 6/100
Brogan is 4 points higher.
Brogan: Wind exposure derived from ingested design wind / climatology tiles.
Gresham: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Brogan: 8/100 · Gresham: 1/100
Brogan is 7 points higher.
Brogan: Lightning exposure derived from ingested climatology tiles.
Gresham: Lightning exposure derived from ingested climatology tiles.
Tornado
Brogan: 0/100 · Gresham: 4/100
Gresham is 4 points higher.
Brogan: Tornado risk derived from NOAA SPC historical reports.
Gresham: Tornado risk derived from NOAA SPC historical reports.
Hail
Brogan: 1/100 · Gresham: 3/100
Gresham is 2 points higher.
Brogan: Hail risk derived from NOAA SPC historical reports.
Gresham: Hail risk derived from NOAA SPC historical reports.
Storm surge
Brogan: Unavailable · Gresham: Unavailable
A score difference cannot be calculated without both sources.
Brogan: Storm surge model is not available for this location yet.
Gresham: Storm surge model is not available for this location yet.
Wildfire
Brogan: 54/100 · Gresham: 15/100
Brogan is 39 points higher.
Brogan: Wildfire exposure derived from ingested fire potential tiles.
Gresham: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Brogan: 14/100 · Gresham: 11/100
Brogan is 3 points higher.
Brogan: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Gresham: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
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