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

St. John the Baptist Air Quality - Louisiana

EPA county-level evidence, NDS comparative intelligence, and 4 connected ZIP profiles.

Compare this County
Median AQI
35.0
Maximum AQI
87.0
Good-air-quality days
91.94%
Average PM2.5
N/A
NDS Air Quality Score
69.98
U.S. County Rank
249 of 1,049
Percentile
76.24
Grade
B

County status

St. John the Baptist 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.