RANKABLE EPA COUNTY AQI
Air Quality in ZIP 99824 - Juneau, Alaska
County-derived EPA air-quality evidence connected locally through National Data System.
Median AQI
21.0
Maximum AQI
138.0
Good-air-quality days
85.08%
Average PM2.5
4.902 ug/m3
NDS Air Quality Score
72.37
U.S. County Rank
202 of 1,049
Percentile
80.73
Grade
B
What the data means
ZIP 99824 is connected to governed EPA county-level air-quality evidence for Juneau.
ZIP ranking note: ZIPs are not separately ranked. The rank shown on this page is the associated county rank because the EPA AQI evidence used here is county-derived.
County context
Methodology
EPA AQI evidence is county-derived. NDS connects that evidence to ZIP geography where a governed county relationship exists. NDS does not claim that EPA directly ranks ZIP codes.