| # | County | Median AQI |
|---|---|---|
| 1 | Hopewell city | 6 |
| 2 | Carroll County | 7 |
| 3 | Lynchburg city | 28 |
| 4 | Norfolk city | 32 |
| 5 | Salem city | 32 |
| 6 | Bristol city | 33 |
| 7 | Prince Edward County | 33 |
| 8 | Prince William County | 35 |
| 9 | Stafford County | 35 |
| 10 | Arlington County | 36 |
| 11 | Fauquier County | 36 |
| 12 | Richmond County | 36 |
| 13 | Virginia Beach city | 36 |
| 14 | Caroline County | 37 |
| 15 | Rockbridge County | 37 |
| 16 | Suffolk city | 37 |
| 17 | Giles County | 38 |
| 18 | Hampton city | 39 |
| 19 | Hanover County | 39 |
| 20 | Roanoke County | 39 |
| 21 | Albemarle County | 40 |
| 22 | Chesterfield County | 41 |
| 23 | Frederick County | 41 |
| 24 | Henrico County | 41 |
| 25 | Madison County | 41 |
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 Cleanest Air in Virginia”, https://gismap.land/rankings/virginia/cleanest-air-counties. Figures from EPA Air Quality Index annual summary (2024).
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