Historical Monitor Data for the 2015 Ozone NAAQS ( ≤70 ppb) |
Attainment is reached when the fourth-highest ozone concentration is less than or equal to 70 ppb when averaged over a consecutive three-year period.
Air Quality
Monitoring Site |
Three-Year Average |
2013-2015 |
2014-2016 |
2015-2017* |
Arlington Municipal Airport |
67 |
65 |
67 |
Cleburne Airport |
73 |
72 |
73 |
Corsicana Airport |
66 |
61 |
63 |
Dallas Executive Airport |
68 |
64 |
64 |
Dallas Hinton St. |
75 |
71 |
74 |
Dallas North No. 2 |
75 |
72 |
74 |
Denton Airport South |
83 |
80 |
79 |
Eagle Mountain Lake |
76 |
72 |
71 |
Frisco |
76 |
74 |
74 |
Ft. Worth Northwest |
80 |
74 |
72 |
Granbury |
73 |
69 |
67 |
Grapevine Fairway |
78 |
75 |
75 |
Greenville |
64 |
60 |
62 |
Italy |
66 |
62 |
64 |
Kaufman |
67 |
61 |
61 |
Keller |
76 |
73 |
73 |
Midlothian OFW |
68 |
63 |
65 |
Parker County |
75 |
73 |
70 |
Pilot Point |
79 |
76 |
74 |
Rockwall Heath |
70 |
66 |
66 |
Colored squares indicate violation of the 2015 ozone NAAQS.
*Data not certified by TCEQ |
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