City vs city
Butte vs Helena Valley Southeast, MT
Butte and Helena Valley Southeast are tied on overall score, with the biggest factor difference in ingested air quality.
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
Butte: 21/100 · Helena Valley Southeast: 21/100
No gap.
Flood
Butte: 28/100 · Helena Valley Southeast: 26/100
Butte is 2 points higher.
Butte: FEMA NFHL flood zones: 4 features intersect this tile.
Helena Valley Southeast: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Butte: 14/100 · Helena Valley Southeast: 15/100
Helena Valley Southeast is 1 points higher.
Butte: Wind exposure derived from ingested design wind / climatology tiles.
Helena Valley Southeast: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Butte: 7/100 · Helena Valley Southeast: 10/100
Helena Valley Southeast is 3 points higher.
Butte: Lightning exposure derived from ingested climatology tiles.
Helena Valley Southeast: Lightning exposure derived from ingested climatology tiles.
Tornado
Butte: 0/100 · Helena Valley Southeast: 0/100
No gap.
Butte: Tornado risk derived from NOAA SPC historical reports.
Helena Valley Southeast: Tornado risk derived from NOAA SPC historical reports.
Hail
Butte: 5/100 · Helena Valley Southeast: 5/100
No gap.
Butte: Hail risk derived from NOAA SPC historical reports.
Helena Valley Southeast: Hail risk derived from NOAA SPC historical reports.
Storm surge
Butte: Unavailable · Helena Valley Southeast: Unavailable
A score difference cannot be calculated without both sources.
Butte: Storm surge model is not available for this location yet.
Helena Valley Southeast: Storm surge model is not available for this location yet.
Wildfire
Butte: 56/100 · Helena Valley Southeast: 55/100
Butte is 1 points higher.
Butte: Wildfire exposure derived from ingested fire potential tiles.
Helena Valley Southeast: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Butte: 17/100 · Helena Valley Southeast: 13/100
Butte is 4 points higher.
Butte: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Helena Valley Southeast: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.