RANKABLE EPA COUNTY AQI
Harrison Air Quality - Texas
EPA county-level evidence, NDS comparative intelligence, and 14 connected ZIP profiles.
Median AQI
45.0
Maximum AQI
100.0
Good-air-quality days
62.14%
Average PM2.5
8.546 ug/m3
NDS Air Quality Score
24.23
U.S. County Rank
909 of 1,049
Percentile
13.17
Grade
F
County status
Harrison 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.