City vs city
Astoria vs Aurora, SD
Aurora currently scores 4 points higher overall than Astoria, with the largest gap in lightning.
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
Astoria: 35/100 · Aurora: 39/100
Aurora is 4 points higher.
Flood
Astoria: 59/100 · Aurora: 68/100
Aurora is 9 points higher.
Astoria: FEMA NFHL flood zones: 7 features intersect this tile.
Aurora: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Astoria: 20/100 · Aurora: 20/100
No gap.
Astoria: Wind exposure derived from ingested design wind / climatology tiles.
Aurora: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Astoria: 53/100 · Aurora: 69/100
Aurora is 16 points higher.
Astoria: Lightning exposure derived from ingested climatology tiles.
Aurora: Lightning exposure derived from ingested climatology tiles.
Tornado
Astoria: 4/100 · Aurora: 15/100
Aurora is 11 points higher.
Astoria: Tornado risk derived from NOAA SPC historical reports.
Aurora: Tornado risk derived from NOAA SPC historical reports.
Hail
Astoria: 50/100 · Aurora: 35/100
Astoria is 15 points higher.
Astoria: Hail risk derived from NOAA SPC historical reports.
Aurora: Hail risk derived from NOAA SPC historical reports.
Storm surge
Astoria: Unavailable · Aurora: Unavailable
A score difference cannot be calculated without both sources.
Astoria: Storm surge model is not available for this location yet.
Aurora: Storm surge model is not available for this location yet.
Wildfire
Astoria: 37/100 · Aurora: 44/100
Aurora is 7 points higher.
Astoria: Wildfire exposure derived from ingested fire potential tiles.
Aurora: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Astoria: 19/100 · Aurora: 19/100
No gap.
Astoria: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Aurora: Air quality signal derived from the latest EPA AirNow combined AQI grid.