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Carbon Monoxide (CO) - NAAQS Implementation - Technical Resources

From the listing below, find the file you would like to download. The document may be available in one or more file formats, as represented by the icons on the righthand side of the listing. Click on the icon that represents the format you wish to receive. For details on TTNWeb's file type icons, standard file formats, and how to use them, see the TTNWeb File Types page. File Description File Date File Types June 18, 1990 memo from William G. Laxton, "Ozone and Carbon Monoxide Design Value Calculations" 09-13-11

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