RANKABLE EPA COUNTY AQI
Allen Air Quality - Ohio
EPA county-level evidence, NDS comparative intelligence, and 23 connected ZIP profiles.
Median AQI
43.0
Maximum AQI
129.0
Good-air-quality days
65.88%
Average PM2.5
7.814 ug/m3
NDS Air Quality Score
26.23
U.S. County Rank
879 of 1,049
Percentile
16.03
Grade
F
County status
Allen 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.