RANKABLE EPA COUNTY AQI

Elk Air Quality - Pennsylvania

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

Median AQI

38.0

Maximum AQI

84.0

Good-air-quality days

94.65%

Average PM2.5

N/A

NDS Air Quality Score

69.00

U.S. County Rank

257 of 1,049

Percentile

75.48

Grade

County status

Elk 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.