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Oklahoma Department of Environmental Quality
PM2.5 through December 31, 2022
2021 Daily 24 hour averages (g/m3)
                             
                             
Site 2019 2020 2021 1st 2nd 3rd 4th 5th 6th 7th 8th 19-21 Avg 20-22 Avg 2022
  98th % 98th % 98th % (date) (date) (date) (date) (date) (date) (date) (date) 98% 98% Critical Value
Moore (049)       35.6 31 27.6 23.6 21.4 21 20.9 20.1 23.6 23.5 56.0
  20.4 23.7 26.8 17-Jun 14-Jun 16-Jun 13-Jun 9-May 10-Oct 18-Jun 22-Jun      
OKC Near Road (097)     23.8 28.2 27.4 24.8 21.3 20.9 19.1 18.8 22.2 22.2 58.8
  18.9 20.7 27.0 17-Jun 14-Jun 26-Feb 16-Jun 10-May 13-Jun 10-Oct 18-Jun  
Glenpool (174)       51.2 28.5 28.2 28.1 21.6 20.7 20.4 19.7 21.7 22.2 59.7
  18.2 19.9 26.9 14-Feb 14-Jun 14-Feb 17-Jun 13-Jun 9-May 16-Jun 26-Feb      
Oklahoma Union (207)   50.8 35 33.5 31.4 29.6 29.5 27.1 26.6  
  17.8 closed closed 04-Mar 21-Mar 05-Mar 05-Mar 14-Jun 17-Jun 05-Feb 10-Oct  
Copan (217)                            
  (new in 2020) 32.4                      
Healdton (297)     67.8 27.5 26.6 24.3 23.1 22.9 22.9 22.2 20.0 22.2 62.2
  15.7 24.0 20.3 2-Oct 14-Jun 17-Jun 16-Jun 9-May 20-May 13-Jun 11-Apr  
McAlester (415)       51.0 44.2 31.8 27.5 26.1 24.5 24.0 22.5 22.0 23.8 57.5
  17.1 21.6 27.4 14-Feb 2-Mar 14-Jun 4-Mar 4-Mar 13-Jun 16-Jun 15-Feb      
Ponca City (604)     31.6 27.0 23.0 21.7 21.6 21.5 20.8 20.8 25.3 25.9 49.5
  19.0 20.7 36.3 17-Jun 14-Jun 19-Apr 16-Jun 9-May 18-Jun 10-May 15-Jun  
Lawton (651)       35.0 30.9 24.4 23.1 21.8 20.6 18.3 17.9 18.7 19.0 67.5
  17.2 18.5 20.5 2-Mar 17-Jun 15-Jun 16-Jun 9-May 10-May 13-Jun 16-Apr      
Seiling (860)     31.1 22.9 22.3 21.7 19.2 18.5 18.1 17.7 17.8 18.0 70.1
  17.1 17.2 19.2 17-Jun 14-Jun 10-May 17-Jun 9-May 8-May 16-Jun 27-Mar  
OKC North (1037)       34.9 30.2 27 26.3 24.3 22.4 22 22 22.3 22.6 60.7
  21.1 21.9 23.9 17-Jun 14-Jun 26-Feb 16-Jun 10-May 26-Feb 8-May 13-Jun      
Tulsa Central (1127)     54.0 31.6 31.4 28.3 23.5 22.6 22.5 21.2 23.8 23.4 57.5
  22.5 20.7 28.3 4-Mar 17-Jun 14-Jun 11-Apr 13-Jun 11-Apr 16-Jun 10-May      
8th Highs are considered 98th percentile until end of year data completeness can be calculated.