This Technical Support Document (TSD) presents quantitative assessments of the relationship between final revisions to the Transport Rule and the original analysis conducted for the final Transport Rule informing the Rule’s determination of emissions that significantly contribute to nonattainment or interfere with maintenance of the National Ambient Air Quality Standards (NAAQS) in downwind states.
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Final Revisions Rule Significant Contribution Assessment TSD (PDF)(50 pp, 1 MB,
February 2012)
Technical Support Document (TSD) for the Revisions to the Federal Implementation Plans to Reduce Interstate Transport of Fine Particulate Matter and Ozone Final Rule