RANKABLE EPA COUNTY AQI
Calaveras Air Quality - California
EPA county-level evidence, NDS comparative intelligence, and 21 connected ZIP profiles.
Median AQI
43.0
Maximum AQI
100.0
Good-air-quality days
73.91%
Average PM2.5
5.573 ug/m3
NDS Air Quality Score
52.12
U.S. County Rank
537 of 1,049
Percentile
48.66
Grade
C
County status
Calaveras is part of the governed NDS rankable EPA county universe.
Connected ZIP codes
Methodology
EPA AQI evidence used here is county-derived. ZIP profiles connect to this evidence through the governed NDS geography relationship.