GIS Map
RankingsArkansasWorst air quality

Counties with the Worst Air Quality in Arkansas

The top 11 of 11 Arkansas counties on GIS Map, ranked by median Air Quality Index, counting only counties that host an EPA air monitor.

#CountyMedian AQI
1Pulaski County
55
2Garland County
50
3Union County
49
4Arkansas County
46
5Ashley County
41
6Crittenden County
41
7Washington County
41
8Jackson County
39
9Newton County
39
10Polk County
38
11Clark County
35

Source: EPA Air Quality Index annual summary (2024). All counties with data are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Counties with the Worst Air Quality in Arkansas”, https://gismap.land/rankings/arkansas/worst-air-quality-counties. Figures from EPA Air Quality Index annual summary (2024).

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