This Technical Support Document provides information that supports the EPA’s analysis to quantify upwind state emissions that significantly contribute to nonattainment or interfere with maintenance of the National Ambient Air Quality Standards in downwind states.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.-
Analysis to Quantify Significant Contribution (PDF)(114 pp, 1 MB,
July 2010)
Technical Support Document (TSD) for the Transport Rule