RANKABLE EPA COUNTY AQI
Brookings Air Quality - South Dakota
EPA county-level evidence, NDS comparative intelligence, and 12 connected ZIP profiles.
Median AQI
48.0
Maximum AQI
154.0
Good-air-quality days
53.04%
Average PM2.5
10.252 ug/m3
NDS Air Quality Score
8.09
U.S. County Rank
1,028 of 1,049
Percentile
1.81
Grade
F
County status
Brookings is part of the governed NDS rankable EPA county universe.
Methodology
EPA AQI evidence used here is county-derived. ZIP profiles connect to this evidence through the governed NDS geography relationship.