RANKABLE EPA COUNTY AQI
Ventura Air Quality - California
EPA county-level evidence, NDS comparative intelligence, and 44 connected ZIP profiles.
Median AQI
50.0
Maximum AQI
131.0
Good-air-quality days
52.75%
Average PM2.5
6.431 ug/m3
NDS Air Quality Score
30.41
U.S. County Rank
828 of 1,049
Percentile
20.90
Grade
D
County status
Ventura 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.