RANKABLE EPA COUNTY AQI
Carter Air Quality - Oklahoma
EPA county-level evidence, NDS comparative intelligence, and 19 connected ZIP profiles.
Median AQI
33.0
Maximum AQI
155.0
Good-air-quality days
80.88%
Average PM2.5
6.866 ug/m3
NDS Air Quality Score
59.25
U.S. County Rank
416 of 1,049
Percentile
60.31
Grade
C
County status
Carter 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.