RANKABLE EPA COUNTY AQI
Douglas Air Quality - Nebraska
EPA county-level evidence, NDS comparative intelligence, and 49 connected ZIP profiles.
Median AQI
44.0
Maximum AQI
137.0
Good-air-quality days
66.79%
Average PM2.5
6.937 ug/m3
NDS Air Quality Score
35.51
U.S. County Rank
757 of 1,049
Percentile
27.67
Grade
D
County status
Douglas 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.