City vs city
Alva vs Helena, OK
Alva currently scores 1 points higher overall than Helena, with the largest gap in tornado.
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
Alva: 37/100 · Helena: 36/100
Alva is 1 points higher.
Flood
Alva: Unavailable · Helena: Unavailable
A score difference cannot be calculated without both sources.
Alva: Flood model is not available for this location yet.
Helena: Flood model is not available for this location yet.
Wind
Alva: 18/100 · Helena: 18/100
No gap.
Alva: Wind exposure derived from ingested design wind / climatology tiles.
Helena: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alva: 60/100 · Helena: 67/100
Helena is 7 points higher.
Alva: Lightning exposure derived from ingested climatology tiles.
Helena: Lightning exposure derived from ingested climatology tiles.
Tornado
Alva: 31/100 · Helena: 19/100
Alva is 12 points higher.
Alva: Tornado risk derived from NOAA SPC historical reports.
Helena: Tornado risk derived from NOAA SPC historical reports.
Hail
Alva: 100/100 · Helena: 95/100
Alva is 5 points higher.
Alva: Hail risk derived from NOAA SPC historical reports.
Helena: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alva: Unavailable · Helena: Unavailable
A score difference cannot be calculated without both sources.
Alva: Storm surge model is not available for this location yet.
Helena: Storm surge model is not available for this location yet.
Wildfire
Alva: 23/100 · Helena: 26/100
Helena is 3 points higher.
Alva: Wildfire exposure derived from ingested fire potential tiles.
Helena: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Alva: 26/100 · Helena: 26/100
No gap.
Alva: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Helena: Air quality signal derived from the latest EPA AirNow combined AQI grid.
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