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

Ouachita Air Quality - Louisiana

EPA county-level evidence, NDS comparative intelligence, and 14 connected ZIP profiles.

Compare this County
Median AQI
46.0
Maximum AQI
71.0
Good-air-quality days
61.03%
Average PM2.5
8.351 ug/m3
NDS Air Quality Score
26.03
U.S. County Rank
882 of 1,049
Percentile
15.74
Grade
F

County status

Ouachita 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.