RANKABLE EPA COUNTY AQI
Hampshire Air Quality - Massachusetts
EPA county-level evidence, NDS comparative intelligence, and 21 connected ZIP profiles.
Median AQI
39.0
Maximum AQI
117.0
Good-air-quality days
81.07%
Average PM2.5
5.674 ug/m3
NDS Air Quality Score
53.62
U.S. County Rank
510 of 1,049
Percentile
51.24
Grade
C
County status
Hampshire 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.