City vs city
Herriman vs Riverton, UT
Riverton currently scores 6 points higher overall than Herriman, 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 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
Herriman: 27/100 · Riverton: 33/100
Riverton is 6 points higher.
Flood
Herriman: 28/100 · Riverton: 38/100
Riverton is 10 points higher.
Herriman: FEMA NFHL flood zones: 2 features intersect this tile.
Riverton: FEMA NFHL flood zones: 11 features intersect this tile.
Wind
Herriman: 11/100 · Riverton: 11/100
No gap.
Herriman: Wind exposure derived from ingested design wind / climatology tiles.
Riverton: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Herriman: 25/100 · Riverton: 25/100
No gap.
Herriman: Lightning exposure derived from ingested climatology tiles.
Riverton: Lightning exposure derived from ingested climatology tiles.
Tornado
Herriman: 0/100 · Riverton: 0/100
No gap.
Herriman: Tornado risk derived from NOAA SPC historical reports.
Riverton: Tornado risk derived from NOAA SPC historical reports.
Hail
Herriman: 7/100 · Riverton: 37/100
Riverton is 30 points higher.
Herriman: Hail risk derived from NOAA SPC historical reports.
Riverton: Hail risk derived from NOAA SPC historical reports.
Storm surge
Herriman: Unavailable · Riverton: Unavailable
A score difference cannot be calculated without both sources.
Herriman: Storm surge model is not available for this location yet.
Riverton: Storm surge model is not available for this location yet.
Wildfire
Herriman: 69/100 · Riverton: 61/100
Herriman is 8 points higher.
Herriman: Wildfire exposure derived from ingested fire potential tiles.
Riverton: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Herriman: 23/100 · Riverton: 25/100
Riverton is 2 points higher.
Herriman: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Riverton: Air quality signal derived from the latest EPA AirNow combined AQI grid.