City vs city
Columbia vs Greenwood, SC
Columbia currently scores 7 points higher overall than Greenwood, 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
Columbia: 50/100 · Greenwood: 43/100
Columbia is 7 points higher.
Flood
Columbia: 27/100 · Greenwood: 27/100
No gap.
Columbia: FEMA NFHL flood zones: 4 features intersect this tile.
Greenwood: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Columbia: 24/100 · Greenwood: 18/100
Columbia is 6 points higher.
Columbia: Wind exposure derived from ingested design wind / climatology tiles.
Greenwood: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Columbia: 72/100 · Greenwood: 55/100
Columbia is 17 points higher.
Columbia: Lightning exposure derived from ingested climatology tiles.
Greenwood: Lightning exposure derived from ingested climatology tiles.
Tornado
Columbia: 42/100 · Greenwood: 27/100
Columbia is 15 points higher.
Columbia: Tornado risk derived from NOAA SPC historical reports.
Greenwood: Tornado risk derived from NOAA SPC historical reports.
Hail
Columbia: 84/100 · Greenwood: 100/100
Greenwood is 16 points higher.
Columbia: Hail risk derived from NOAA SPC historical reports.
Greenwood: Hail risk derived from NOAA SPC historical reports.
Storm surge
Columbia: Unavailable · Greenwood: Unavailable
A score difference cannot be calculated without both sources.
Columbia: Storm surge model is not available for this location yet.
Greenwood: Storm surge model is not available for this location yet.
Wildfire
Columbia: 73/100 · Greenwood: 48/100
Columbia is 25 points higher.
Columbia: Wildfire exposure derived from ingested fire potential tiles.
Greenwood: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Columbia: 26/100 · Greenwood: 27/100
Greenwood is 1 points higher.
Columbia: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Greenwood: Air quality signal derived from the latest EPA AirNow combined AQI grid.