City vs city
East Helena vs South Hills, MT
East Helena and South Hills are tied on overall score, with the biggest factor difference in flood.
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
East Helena: 24/100 · South Hills: 24/100
No gap.
Flood
East Helena: 10/100 · South Hills: 10/100
No gap.
East Helena: FEMA NFHL flood zones: 4 features intersect this tile.
South Hills: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
East Helena: 15/100 · South Hills: 15/100
No gap.
East Helena: Wind exposure derived from ingested design wind / climatology tiles.
South Hills: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
East Helena: 9/100 · South Hills: 9/100
No gap.
East Helena: Lightning exposure derived from ingested climatology tiles.
South Hills: Lightning exposure derived from ingested climatology tiles.
Tornado
East Helena: 0/100 · South Hills: 0/100
No gap.
East Helena: Tornado risk derived from NOAA SPC historical reports.
South Hills: Tornado risk derived from NOAA SPC historical reports.
Hail
East Helena: 29/100 · South Hills: 29/100
No gap.
East Helena: Hail risk derived from NOAA SPC historical reports.
South Hills: Hail risk derived from NOAA SPC historical reports.
Storm surge
East Helena: Unavailable · South Hills: Unavailable
A score difference cannot be calculated without both sources.
East Helena: Storm surge model is not available for this location yet.
South Hills: Storm surge model is not available for this location yet.
Wildfire
East Helena: 65/100 · South Hills: 65/100
No gap.
East Helena: Wildfire exposure derived from ingested fire potential tiles.
South Hills: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
East Helena: 13/100 · South Hills: 13/100
No gap.
East Helena: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Hills: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.