RANKABLE EPA COUNTY AQI
Somerset Air Quality - Pennsylvania
EPA county-level evidence, NDS comparative intelligence, and 35 connected ZIP profiles.
Median AQI
37.0
Maximum AQI
93.0
Good-air-quality days
94.24%
Average PM2.5
N/A
NDS Air Quality Score
68.28
U.S. County Rank
270 of 1,049
Percentile
74.24
Grade
B
County status
Somerset 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.