National Data System · Environmental Intelligence · EPA Air Quality
National Data System Air Quality Intelligence
RANKABLE EPA COUNTY AQI

Fresno Air Quality - California

EPA county-level evidence, NDS comparative intelligence, and 102 connected ZIP profiles.

Compare this County
Median AQI
54.0
Maximum AQI
157.0
Good-air-quality days
40.13%
Average PM2.5
8.706 ug/m3
NDS Air Quality Score
19.77
U.S. County Rank
954 of 1,049
Percentile
8.87
Grade
F

County status

Fresno 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.