RANKABLE EPA COUNTY AQI
Iron Air Quality - Utah
EPA county-level evidence, NDS comparative intelligence, and 12 connected ZIP profiles.
Median AQI
46.0
Maximum AQI
105.0
Good-air-quality days
69.97%
Average PM2.5
6.221 ug/m3
NDS Air Quality Score
35.45
U.S. County Rank
760 of 1,049
Percentile
27.39
Grade
D
County status
Iron 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.