RANKABLE EPA COUNTY AQI
Henderson Air Quality - Kentucky
EPA county-level evidence, NDS comparative intelligence, and 10 connected ZIP profiles.
Median AQI
53.0
Maximum AQI
71.0
Good-air-quality days
49.15%
Average PM2.5
9.591 ug/m3
NDS Air Quality Score
23.95
U.S. County Rank
914 of 1,049
Percentile
12.69
Grade
F
County status
Henderson 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.