RANKABLE EPA COUNTY AQI
Niagara Air Quality - New York
EPA county-level evidence, NDS comparative intelligence, and 23 connected ZIP profiles.
Median AQI
37.0
Maximum AQI
115.0
Good-air-quality days
91.60%
Average PM2.5
N/A
NDS Air Quality Score
65.01
U.S. County Rank
326 of 1,049
Percentile
68.89
Grade
C
County status
Niagara 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.