For more information about the GAC advice letters please contact Oscar Carrillo at 202-564-0347
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- 12/12/12 Advice Letter (PDF)(5 pp, 220 K)
- 06/20/12 EPA Response to Joint NAC/GAC Advice Letter on SEM (PDF)(1 pg, 116 K)
- 05/25/12 GAC Advice Letter (PDF)(6 pp, 79 K)
- 05/16/12 Joint NAC/GAC Advice Letter on SEM (PDF)(7 pp, 145 K)
- 05/16/12 GAC Letter (PDF)(5 pp, 71 K)
- 04/05/12 EPA Response to GAC December 09, 2011 Advice Letter (PDF)(4 pp, 1 MB, April 05, 2012)