RANKABLE EPA COUNTY AQI
Carroll Air Quality - Indiana
EPA county-level evidence, NDS comparative intelligence, and 19 connected ZIP profiles.
Median AQI
37.0
Maximum AQI
105.0
Good-air-quality days
87.84%
Average PM2.5
N/A
NDS Air Quality Score
65.13
U.S. County Rank
324 of 1,049
Percentile
69.08
Grade
C
County status
Carroll 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.