City vs city
Portage vs Riverside, UT
Portage currently scores 7 points higher overall than Riverside, with the largest gap in wildfire.
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
Portage: 27/100 · Riverside: 20/100
Portage is 7 points higher.
Flood
Portage: 37/100 · Riverside: 35/100
Portage is 2 points higher.
Portage: FEMA NFHL flood zones: 5 features intersect this tile.
Riverside: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Portage: 12/100 · Riverside: 12/100
No gap.
Portage: Wind exposure derived from ingested design wind / climatology tiles.
Riverside: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Portage: 10/100 · Riverside: 10/100
No gap.
Portage: Lightning exposure derived from ingested climatology tiles.
Riverside: Lightning exposure derived from ingested climatology tiles.
Tornado
Portage: 0/100 · Riverside: 8/100
Riverside is 8 points higher.
Portage: Tornado risk derived from NOAA SPC historical reports.
Riverside: Tornado risk derived from NOAA SPC historical reports.
Hail
Portage: 1/100 · Riverside: 1/100
No gap.
Portage: Hail risk derived from NOAA SPC historical reports.
Riverside: Hail risk derived from NOAA SPC historical reports.
Storm surge
Portage: Unavailable · Riverside: Unavailable
A score difference cannot be calculated without both sources.
Portage: Storm surge model is not available for this location yet.
Riverside: Storm surge model is not available for this location yet.
Wildfire
Portage: 83/100 · Riverside: 52/100
Portage is 31 points higher.
Portage: Wildfire exposure derived from ingested fire potential tiles.
Riverside: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Portage: 20/100 · Riverside: 21/100
Riverside is 1 points higher.
Portage: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Riverside: Air quality signal derived from the latest EPA AirNow combined AQI grid.