Oklahoma Department of Environmental Quality
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2021 OKLAHOMA Ozone
Highest 8 Hour Averages (ppm) through December 27, 2021
 
Site      1st 2nd 3rd 4th  18-20 Avg 19-21 Avg 2021 (0.070)
2018 4th 2019 4th 2020 4th (date) (date)  (date)  (date) 4th Highs 4th Highs Critical value
 Tulsa West (144) 0.078 0.063 0.063 0.063 0.065 0.063 0.085
0.069 0.066 0.062 14-Jun 26-Sep 10-Sep 8-Oct  
 Tulsa East (178) 0.087 0.073 0.068 0.068 0.065 0.064 0.087
  0.070 0.067 0.059 15-Jun 17-Jun 1-Sep 8-Oct      
 Tulsa  Central (1127) 0.078 0.078 0.069 0.064 0.065 0.062 0.089
0.073 0.066 0.058 14-Jun 15-Jun 1-Sep 27-Jul  
 Tulsa North  (226) 0.070 0.068 0.066 0.066 0.066 0.064 0.087
0.073 0.064 0.062 14-Jun 27-Jul 26-Sep 30-Apr      
 Tulsa South   (174) 0.072 0.066 0.064 0.063 0.064 0.062 0.088
0.067 0.064 0.061 4-Aug 8-Oct 26-Sep 3-Aug  
 OKC North   (1037) 0.082 0.080 0.069 0.069 0.069 0.068 0.078
0.072 0.066 0.069 15-Jun 16-Jun 30-Jul 7-Oct      
 OKC Central  (033)  permanently closed  
0.072 closed closed  
 Moore (049) 0.070 0.069 0.068 0.067 0.066 0.064 0.086
0.071 0.064 0.063 16-Jun 7-Oct 15-Jun 7-May      
 Goldsby  (1073) permanently closed  
0.070 closed closed  
 Choctaw (096) 0.074 0.071 0.068 0.068 0.065 0.065 0.086
0.069 0.065 0.062 16-Jun 15-Jun 7-Oct 7-May      
 Yukon   (101) 0.078 0.076 0.071 0.070 0.067 0.065 0.086
0.076 0.065 0.062 4-Aug 15-Jun 14-Jun 16-Jun  
 Lawton   (651) 0.070 0.067 0.066 0.065 0.067 0.065 0.083
0.072 0.066 0.064 16-Jun 12-Sep 9-Sep 21-Jul      
 McAlester   (415) 0.071 0.068 0.066 0.066 0.064 0.063 0.090
0.069 0.066 0.057 25-Sep 17-Jun 31-Jul 26-Sep  
 Seiling   (860) 0.065 0.065 0.063 0.062 0.065 0.061 0.090
0.073 0.062 0.061 15-Jun 21-Jul 7-Oct 16-Jun      
 Copan  (217) 0.071 0.070 0.069 0.064  
closed closed 0.062 3-Apr 11-Apr 15-Jun 19-Jun  
   Healdton  (297) closed  2021 — 2022      
  closed 0.065 0.067      
   Tishomingo   (324) closed  2021 — 2022  
  closed 0.059 0.067  
   Burneyville  (300) 0.081 0.076 0.075 0.074      
  0.075 closed closed 19-Jun 7-Oct 7-Sep 27-Sep      
   Great Plains  (711) 0.070 0.069 0.068 0.067  
  new in 2021 16-Jun 30-Jul 22-Jul 2-Aug  
   Kessler   (1074) 0.070 0.070 0.070 0.067      
  new in 2021 16-Jun 11-Sep 7-Oct 12-Sep      
   Waurika   (671) closed  
  0.076 closed closed  
   Durant  (380)   permanently closed      
  0.067 closed closed      
   Oklahoma Union  (207) closed  2020 — 2021