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 Stephen Johnson regarding the Framework for Determining a Mutagenic Mode of Action (MOA) for Carcinogenicity (PDF)(5 pp, 345 K)
- Response from Administrator Stephen Johnson regarding the Framework for Determining a Mutagenic Mode of Action (MOA) for Carcinogenicity (PDF)(1 pg, 58 K)
- Letter from Melanie Marty to Administrator Stephen Johnson regarding proposed NAAQS for ozone (PDF)(4 pp, 184 K)
- Response from Administrator Stephen Johnson regarding proposed NAAQS for ozone (PDF)(1 pg, 102 K)
- Letter from Melanie Marty to Administrator Stephen Johnson regarding evaluating existing and new chemicals for potential adverse impacts on children (PDF)(8 pp, 377 K)
- Response from Assistant Administrator James Gulliford regarding recommendations on evaluating existing and new chemicals for potential adverse impacts on children (PDF)(5 pp, 277 K)
- Letter to Administrator Johnson from Melanie Marty regarding review of the research translation of the EPA/NIEHS Children's Centers: accomplishments and opportunities for the future (PDF)(5 pp, 447 K)
- Response from Administrator Stephen Johnson regarding review of the research translation of the EPA/NIEHS Children's Centers: accomplishments and opportunities for the future (PDF)(2 pp, 105 K)
- Letter from Melanie Marty to Administrator Stephen Johnson regarding the ten year anniversary of the Children's Health Executive Order (PDF)(5 pp, 319 K)
- Response from Administrator Stephen Johnson regarding the ten year anniversary of the Children's Health Executive Order (PDF)(3 pp, 150 K)
- Letter from Melanie Marty to Administrator Stephen Johnson regarding review of the NAAQS for Ozone: policy assessment of scientific and technical information (PDF)(5 pp, 199 K)
- Response from Stephen D. Page to Melanie Marty regarding the review of the NAAQS for ozone (PDF)(1 pg, 47 K)
- Letter from Melanie Marty to Administrator Stephen Johnson regarding comments on the "Policy Assessment of Scientific and Technical Information/OAQPS Staff Paper First Draft for Lead" (PDF)(2 pp, 811 K)
- Response from EPA Acting Assistant Administrator William L. Wehrum to Melanie Marty regarding EPA's review of the NAAQS for lead (PDF)(2 pp, 94 K)