RANKABLE EPA COUNTY AQI
Madera Air Quality - California
EPA county-level evidence, NDS comparative intelligence, and 13 connected ZIP profiles.
Median AQI
43.0
Maximum AQI
91.0
Good-air-quality days
69.17%
Average PM2.5
8.137 ug/m3
NDS Air Quality Score
45.07
U.S. County Rank
635 of 1,049
Percentile
39.31
Grade
D
County status
Madera 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.