RANKABLE EPA COUNTY AQI
Air Quality in ZIP 04401 - Bangor, Maine
County-derived EPA air-quality evidence connected locally through National Data System.
Median AQI
34.0
Maximum AQI
115.0
Good-air-quality days
86.14%
Average PM2.5
5.476 ug/m3
NDS Air Quality Score
70.96
U.S. County Rank
225 of 1,049
Percentile
78.53
Grade
B
What the data means
ZIP 04401 is connected to governed EPA county-level air-quality evidence for Penobscot.
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.