RANKABLE EPA COUNTY AQI
Duval Air Quality - Florida
EPA county-level evidence, NDS comparative intelligence, and 49 connected ZIP profiles.
Median AQI
52.0
Maximum AQI
136.0
Good-air-quality days
40.66%
Average PM2.5
7.776 ug/m3
NDS Air Quality Score
12.30
U.S. County Rank
1,013 of 1,049
Percentile
3.24
Grade
F
County status
Duval 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.