RANKABLE EPA COUNTY AQI
Columbia Air Quality - Florida
EPA county-level evidence, NDS comparative intelligence, and 8 connected ZIP profiles.
Median AQI
48.0
Maximum AQI
80.0
Good-air-quality days
56.41%
Average PM2.5
N/A
NDS Air Quality Score
23.14
U.S. County Rank
923 of 1,049
Percentile
11.83
Grade
F
County status
Columbia is part of the governed NDS rankable EPA county universe.
Methodology
EPA AQI evidence used here is county-derived. ZIP profiles connect to this evidence through the governed NDS geography relationship.