RANKABLE EPA COUNTY AQI
Air Quality in ZIP 81426 - Ophir, Colorado
County-derived EPA air-quality evidence connected locally through National Data System.
Median AQI
21.0
Maximum AQI
94.0
Good-air-quality days
93.04%
Average PM2.5
4.316 ug/m3
NDS Air Quality Score
84.30
U.S. County Rank
87 of 1,049
Percentile
91.79
Grade
A
What the data means
ZIP 81426 is connected to governed EPA county-level air-quality evidence for San Miguel.
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.