RANKABLE EPA COUNTY AQI
Canyon Air Quality - Idaho
EPA county-level evidence, NDS comparative intelligence, and 12 connected ZIP profiles.
Median AQI
30.0
Maximum AQI
65.0
Good-air-quality days
87.15%
Average PM2.5
5.389 ug/m3
NDS Air Quality Score
83.07
U.S. County Rank
100 of 1,049
Percentile
90.55
Grade
A
County status
Canyon 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.