City vs city
Corvallis vs Darby, MT
Darby currently scores 7 points higher overall than Corvallis, with the largest gap in hail.
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
Corvallis: 22/100 · Darby: 29/100
Darby is 7 points higher.
Flood
Corvallis: 50/100 · Darby: 32/100
Corvallis is 18 points higher.
Corvallis: FEMA NFHL flood zones: 8 features intersect this tile.
Darby: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Corvallis: 14/100 · Darby: 14/100
No gap.
Corvallis: Wind exposure derived from ingested design wind / climatology tiles.
Darby: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Corvallis: 7/100 · Darby: 8/100
Darby is 1 points higher.
Corvallis: Lightning exposure derived from ingested climatology tiles.
Darby: Lightning exposure derived from ingested climatology tiles.
Tornado
Corvallis: 0/100 · Darby: 0/100
No gap.
Corvallis: Tornado risk derived from NOAA SPC historical reports.
Darby: Tornado risk derived from NOAA SPC historical reports.
Hail
Corvallis: 6/100 · Darby: 40/100
Darby is 34 points higher.
Corvallis: Hail risk derived from NOAA SPC historical reports.
Darby: Hail risk derived from NOAA SPC historical reports.
Storm surge
Corvallis: Unavailable · Darby: Unavailable
A score difference cannot be calculated without both sources.
Corvallis: Storm surge model is not available for this location yet.
Darby: Storm surge model is not available for this location yet.
Wildfire
Corvallis: 46/100 · Darby: 67/100
Darby is 21 points higher.
Corvallis: Wildfire exposure derived from ingested fire potential tiles.
Darby: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Corvallis: 10/100 · Darby: 10/100
No gap.
Corvallis: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Darby: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.