Comment Letter History
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Letter from Melanie Marty to Administrator Johnson regarding Chemicals Assessment and Management Program; Voluntary Children's Chemical Evaluation Program (PDF)(14 pp, 866 K)
- Letter from Melanie Marty to Administrator Johnson regarding Advance Notice of Proposed Rulemaking for Regulating Greenhouse Gases (PDF)(2 pp, 78 K)
- Letter from Melanie Marty to Administrator Johnson regarding Preliminary Regulatory Determination on Perchlorate (PDF)(4 pp, 838 K)
- Response from Cynthia Dougherty regarding Preliminary Regulatory Determination on Perchlorate (PDF)(1 pg, 119 K)
- Response from Administrator Johnson regarding Preliminary Regulatory Determination on Perchlorate (PDF)(2 pp, 83 K)
- Letter from Melanie Marty to Administrator Johnson regarding Pediatric Environmental Health Specialty Units (PDF)(2 pp, 110 K)
- Letter from Melanie Marty to Administrator Johnson regarding Proposed Rulemaking for the National Ambient Air Quality Standards for Lead (PDF)(5 pp, 283 K)
- Response from Principal Deputy Assistant Administrator Robert J. Meyers regarding Proposed Rulemaking for the National Ambient Air Quality Standards for Lead (PDF)(1 pg, 76 K)
- Letter from Melanie Marty to Administrator Johnson regarding the National Water Program Strategy: Response to Climate Change (PDF)(4 pp, 248 K)
- Letter from Melanie Marty to Administrator Johnson regarding OAQPS Final Staff Paper/Policy Assessment of Scientific and Technical Information and Advance Notice of Proposed Rulemaking for the Lead NAAQS (PDF)(5 pp, 343 K)
- Response from Administrator Stephen Johnson regarding CHPAC's review and comments on the Advance Notice of Proposed Rulemaking for the Lead NAAQS (PDF)(1 pg, 39 K)