RANKABLE EPA COUNTY AQI
Charles City Air Quality - Virginia
EPA county-level evidence, NDS comparative intelligence, and 5 connected ZIP profiles.
Median AQI
38.0
Maximum AQI
101.0
Good-air-quality days
88.60%
Average PM2.5
5.691 ug/m3
NDS Air Quality Score
58.93
U.S. County Rank
428 of 1,049
Percentile
59.16
Grade
C
County status
Charles City 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.