RANKABLE EPA COUNTY AQI

Porter Air Quality - Indiana

EPA county-level evidence, NDS comparative intelligence, and 7 connected ZIP profiles.

Median AQI

44.0

Maximum AQI

136.0

Good-air-quality days

62.38%

Average PM2.5

8.806 ug/m3

NDS Air Quality Score

25.39

U.S. County Rank

889 of 1,049

Percentile

15.08

Grade

County status

Porter is part of the governed NDS rankable EPA county universe.

EPA AQI evidence used here is county-derived. ZIP profiles connect to this evidence through the governed NDS geography relationship.