RANKABLE EPA COUNTY AQI
Athens Air Quality - Ohio
EPA county-level evidence, NDS comparative intelligence, and 20 connected ZIP profiles.
Median AQI
33.0
Maximum AQI
75.0
Good-air-quality days
80.30%
Average PM2.5
6.593 ug/m3
NDS Air Quality Score
67.63
U.S. County Rank
281 of 1,049
Percentile
73.19
Grade
B
County status
Athens 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.