RANKABLE EPA COUNTY AQI
Putnam Air Quality - Tennessee
EPA county-level evidence, NDS comparative intelligence, and 2 connected ZIP profiles.
Median AQI
30.0
Maximum AQI
66.0
Good-air-quality days
88.57%
Average PM2.5
5.726 ug/m3
NDS Air Quality Score
81.76
U.S. County Rank
108 of 1,049
Percentile
89.79
Grade
A
County status
Putnam 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.