RANKABLE EPA COUNTY AQI
Johnson Air Quality - Kansas
EPA county-level evidence, NDS comparative intelligence, and 44 connected ZIP profiles.
Median AQI
43.0
Maximum AQI
188.0
Good-air-quality days
71.82%
Average PM2.5
7.743 ug/m3
NDS Air Quality Score
26.26
U.S. County Rank
877 of 1,049
Percentile
16.22
Grade
F
County status
Johnson 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.