RANKABLE EPA COUNTY AQI
Providence Air Quality - Rhode Island
EPA county-level evidence, NDS comparative intelligence, and 44 connected ZIP profiles.
Median AQI
40.0
Maximum AQI
196.0
Good-air-quality days
69.48%
Average PM2.5
7.406 ug/m3
NDS Air Quality Score
43.70
U.S. County Rank
659 of 1,049
Percentile
37.02
Grade
D
County status
Providence 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.