RANKABLE EPA COUNTY AQI
Klamath Air Quality - Oregon
EPA county-level evidence, NDS comparative intelligence, and 17 connected ZIP profiles.
Median AQI
32.0
Maximum AQI
83.0
Good-air-quality days
71.27%
Average PM2.5
7.626 ug/m3
NDS Air Quality Score
60.51
U.S. County Rank
391 of 1,049
Percentile
62.69
Grade
C
County status
Klamath 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.