Oklahoma Department of Environmental Quality
PM2.5 through July 16th, 2024
2024 Highest Daily 24 hour averages (µg/m³)
                             
                             
Site 2021 2022 2023 1st 2nd 3rd 4th 5th 6th 7th 8th 21-23 Avg 22-24 Avg 2024
  98th % 98th % 98th % (date) (date) (date) (date) (date) (date) (date) (date) 98% 98% Critical Value
Moore (049)       24.3 22.4 21.3 20.3 19.3 18.5 18.4 18.2 22.6 19.8 65.4
  26.8 20.1 21.0 14-May 9-Apr 5-Apr 15-Jul 5-Feb 1-Apr 27-Apr 3-Jul      
OKC Near Road (097)     32.5 28.8 24.1 19.7 19.6 18.9 18.6 18.2 22.0 19.1 67.4
  27.0 18.8 20.3 9-Apr 5-Apr 14-May 4-Jul 15-Jul 27-Apr 5-Feb 3-Jul  
Glenpool (174)       39.4 25.4 21.2 19 18.3 17.9 16.4 16.2 22.4 18.9 66.1
  26.9 19.7 20.7 16-Mar 14-May 26-May 15-Jul 23-Mar 21-Mar 22-Mar 3-Jul      
Oklahoma Union (207)     25.2 56.1
  closed 26.6 23.8 closed  
Healdton (297)       21.6 21.3 20.2 19.9 19.7 18.4 18.3 18.1 20.2 19.5 66.2
  20.3 22.2 18.1 1-Apr 6-Mar 24-May 24-Mar 21-May 14-Jul 15-Jul 25-May      
McAlester (415)       21.3 19.4 19.2 18.7 18.7 18.7 17.9 17.8 22.8 19.6 65.4
  27.4 22.5 18.6 21-May 14-May 16-May 24-Feb 24-Feb 5-Apr 6-Mar 25-May      
Ponca City (604)       115.0 46.9 40.5 36.9 36.0 24.4 24.1 22.9 26.5 22.0 63.3
  36.3 20.8 22.4 5-Apr 9-Apr 8-Apr 14-May 27-Feb 30-Mar 5-Feb 23-Mar      
Lawton (651)       23.1 20.8 16.8 15.5 14.7 14.6 14.3 14.2 18.9 16.8 70.3
  20.5 17.9 18.3 27-Mar 9-Apr 15-Jul 27-Apr 20-May 2-Jul 26-May 3-Jul      
Seiling (860)       39.3 28.9 18.6 18.0 14.9 14.9 14.8 14.5 19.3 17.8 67.7
  19.2 17.7 21.1 27-Feb 5-Apr 15-Jul 27-Apr 24-Mar 20-May 23-Mar 4-Jan      
OKC North (1037)       29.8 26 23.1 20.4 20.2 18.5 18.2 17.6 22.0 19.9 64.3
  23.9 22.0 20.2 9-Apr 5-Apr 14-May 3-Jan 15-Jul 27-Apr 3-Jul 5-Feb      
Tulsa Central (1127)       36.6 24.9 23.4 22.7 19.6 17.1 16.7 16.1 23.5 19.4 64.4
  28.3 21.2 20.9 5-Apr 14-May 4-Apr 26-May 16-Mar 24-Mar 3-Jul 5-Jan      
Copan (217)       62 42.5 41.2 32.6 27.7 21.5 21 20.9      
  32.4 closed closed 28-Mar 5-Apr 27-Mar 14-May 9-Apr 23-Mar 15-Jul 24-Mar      
   8th Highs are considered 98th percentile until end of year data completeness can be calculated. 
   All data is subject to change upon QA/QC by DEQ and EPA.