City vs city
Alta vs Salt Lake City, UT
Salt Lake City currently scores 6 points higher overall than Alta, 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
Alta: 27/100 · Salt Lake City: 33/100
Salt Lake City is 6 points higher.
Flood
Alta: 30/100 · Salt Lake City: 45/100
Salt Lake City is 15 points higher.
Alta: FEMA NFHL flood zones: 3 features intersect this tile.
Salt Lake City: FEMA NFHL flood zones: 12 features intersect this tile.
Wind
Alta: 12/100 · Salt Lake City: 12/100
No gap.
Alta: Wind exposure derived from ingested design wind / climatology tiles.
Salt Lake City: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alta: 21/100 · Salt Lake City: 28/100
Salt Lake City is 7 points higher.
Alta: Lightning exposure derived from ingested climatology tiles.
Salt Lake City: Lightning exposure derived from ingested climatology tiles.
Tornado
Alta: 0/100 · Salt Lake City: 0/100
No gap.
Alta: Tornado risk derived from NOAA SPC historical reports.
Salt Lake City: Tornado risk derived from NOAA SPC historical reports.
Hail
Alta: 4/100 · Salt Lake City: 34/100
Salt Lake City is 30 points higher.
Alta: Hail risk derived from NOAA SPC historical reports.
Salt Lake City: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alta: Unavailable · Salt Lake City: Unavailable
A score difference cannot be calculated without both sources.
Alta: Storm surge model is not available for this location yet.
Salt Lake City: Storm surge model is not available for this location yet.
Wildfire
Alta: 69/100 · Salt Lake City: 53/100
Alta is 16 points higher.
Alta: Wildfire exposure derived from ingested fire potential tiles.
Salt Lake City: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Alta: 23/100 · Salt Lake City: 28/100
Salt Lake City is 5 points higher.
Alta: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Salt Lake City: 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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