Skip to Navigation
Skip to Content
Home > 2009 > States > Tennessee

Tennessee

County Grade Wgt.
Avg. 		Orange
Days 		Red
Days 		Purple
Days
Anderson F 10.5 30 1 0
Blount F 26.2 77 1 0
Bradley * * * * *
Coffee * * * * *
Davidson F 9.0 24 2 0
Dickson * * * * *
Dyer * * * * *
Giles * * * * *
Hamblen * * * * *
Hamilton F 16.8 46 3 0
Haywood * * * * *
Humphreys * * * * *
Jefferson F 15.0 42 2 0
Knox F 24.0 70 0 1
Lawrence * * * * *
Loudon F 20.5 60 1 0
Madison - - - - -
Maury - - - - -
Mcminn - - - - -
Meigs F 11.5 33 1 0
Montgomery * * * * *
Obion * * * * *
Putnam * * * * *
Roane * * * * *
Rutherford F 4.8 13 1 0
Sevier F 26.3 79 0 0
Shelby F 22.0 60 4 0
Sullivan F 14.2 38 3 0
Sumner F 21.5 60 3 0
Williamson F 8.7 26 0 0
Wilson F 11.3 34 0 0
Contribute to Cleaner Air: Donate

Notes:

(1) * indicates incomplete monitoring data for all three years. Therefore, those counties are excluded from the grade analysis.
(2) A dash (-) indicates that there is no monitor collecting data in the county.

More about Methodology.