RANKABLE EPA COUNTY AQI
Catawba Air Quality - North Carolina
EPA county-level evidence, NDS comparative intelligence, and 10 connected ZIP profiles.
Median AQI
43.0
Maximum AQI
88.0
Good-air-quality days
67.18%
Average PM2.5
7.876 ug/m3
NDS Air Quality Score
43.20
U.S. County Rank
667 of 1,049
Percentile
36.26
Grade
D
County status
Catawba 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.