RANKABLE EPA COUNTY AQI
Aiken Air Quality - South Carolina
EPA county-level evidence, NDS comparative intelligence, and 29 connected ZIP profiles.
Median AQI
39.0
Maximum AQI
71.0
Good-air-quality days
89.08%
Average PM2.5
N/A
NDS Air Quality Score
66.98
U.S. County Rank
294 of 1,049
Percentile
71.95
Grade
B
County status
Aiken is part of the governed NDS rankable EPA county universe.
Connected ZIP codes
Methodology
EPA AQI evidence used here is county-derived. ZIP profiles connect to this evidence through the governed NDS geography relationship.