Sep 9, 2018· Comment submitted by Richard A. Denison, Ph.D., Lead Senior Scientist, Environmental Defense Fund (EDF)· EPA-HQ-OPPT-2016-0723-0083
Comments submitted by Richard A. Denison, Ph.D., Lead Senior Scientist, on behalf of Environmental Defense Fund (EDF) on Problem Formulations for Risk Evaluations To Be Conducted Under Toxic Substances Control Act. Attached are three documents: Attachment 1: EDF comments on the Ten Problem Formulations Attachment 2: Petitioners Opening Brief challenging EPAs Prioritization and Risk Evaluation Rules (this is Appendix A to Attachment 1) Attachment 3: List of Final and Proposed Superfund Sites (this is Appendix B to Attachment 1)