RANKABLE EPA COUNTY AQI
San Juan Air Quality - Utah
EPA county-level evidence, NDS comparative intelligence, and 9 connected ZIP profiles.
Median AQI
46.0
Maximum AQI
108.0
Good-air-quality days
65.30%
Average PM2.5
N/A
NDS Air Quality Score
24.35
U.S. County Rank
906 of 1,049
Percentile
13.45
Grade
F
County status
San Juan 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.