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Air Emissions Factors and Quantification

Contact Us about Air Emissions Factors

Report an environmental violation

Report possible violations of environmental laws and regulations.

Send your questions or comments about air emissions factors to info.chief@epa.gov, or use the form below. Be sure to include your e-mail address if you’d like a response.

Mailing Address: 
US EPA/OAQPS
109 TW Alexander Drive
Research Triangle Park, NC 27711