City vs city
Atlantic vs Harlan, IA
Atlantic currently scores 8 points higher overall than Harlan, 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
Atlantic: 52/100 · Harlan: 44/100
Atlantic is 8 points higher.
Flood
Atlantic: 68/100 · Harlan: 63/100
Atlantic is 5 points higher.
Atlantic: FEMA NFHL flood zones: 6 features intersect this tile.
Harlan: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Atlantic: 19/100 · Harlan: 19/100
No gap.
Atlantic: Wind exposure derived from ingested design wind / climatology tiles.
Harlan: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Atlantic: 60/100 · Harlan: 56/100
Atlantic is 4 points higher.
Atlantic: Lightning exposure derived from ingested climatology tiles.
Harlan: Lightning exposure derived from ingested climatology tiles.
Tornado
Atlantic: 58/100 · Harlan: 23/100
Atlantic is 35 points higher.
Atlantic: Tornado risk derived from NOAA SPC historical reports.
Harlan: Tornado risk derived from NOAA SPC historical reports.
Hail
Atlantic: 100/100 · Harlan: 93/100
Atlantic is 7 points higher.
Atlantic: Hail risk derived from NOAA SPC historical reports.
Harlan: Hail risk derived from NOAA SPC historical reports.
Storm surge
Atlantic: Unavailable · Harlan: Unavailable
A score difference cannot be calculated without both sources.
Atlantic: Storm surge model is not available for this location yet.
Harlan: Storm surge model is not available for this location yet.
Wildfire
Atlantic: 34/100 · Harlan: 32/100
Atlantic is 2 points higher.
Atlantic: Wildfire exposure derived from ingested fire potential tiles.
Harlan: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Atlantic: 24/100 · Harlan: 19/100
Atlantic is 5 points higher.
Atlantic: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Harlan: Air quality signal derived from the latest EPA AirNow combined AQI grid.