Document 6y9VydDdno4Ba3yd0yE62Bk1

Co Maa6- 1477 TAFT, STETTINIUS & HOLLISTER LLP ComGTOnERY hor 4ros \ TE fl r EeEreEaen 425 WALNUT STREET, SUITE 1800 symm CINCINNATI, OHIO 45202-3957 F-- AX 313-- 3610205 ---- wengaamon BEfR-Bo- 373 8EHR - 0803 -- 00373 August 7, 2003 TELECOPY AND FEDERAL EXPRESS i$ 2070, ree JOR...L Fax S EH. EEEHEELRRS , 5 = I Fj : Richard H. Hefter, Chief Document Processing Center (7407M) High Production Volume Chemicals Branch EPA East - Room 6428 Attn: Section 8(e) OUf.Sf.icEenovfirPoolnlmuetnitoanlPPrreovteencttiioonnaAngdeTnocxyics OU.fSf.icEeonvfiProolnlmuetnitoanlPPrreovteencttiioonnaAngdeTnocxyics 1200 Pennsylvania Avenue, N.W.. 1200 Pennsylvania Avenue, N.W. `Washington, D.C. 20460-0001 `Washington, D.C. 20460-0001 Re: TSCA Section 8(e) Reporting For PFOA fin -oras Dear Mr. Hefler: 0008118657 As a further supplement to our July 3, July 31, and August 5, 2003, letters on the referenced topic, we have enclosed a copy ofa C-8 blood model developed by E.I. duPont de Nemours and Company ("DuPont"), which relates to DuPont's knowledge of estimated levels of perfluorooctanoate concentrations in the bloodof the communities exposed to DuPont's C-8 `emissions in air and water, as of October 10, 2001 Very truly yours, RABimdm Robert A. Bilott Enccc:losurDer. Charles M. Auer (USEPA OPPT) (w/o encl.) Mary Dominiak (USEPA OPPT) (for inclusion in AR-226) (w/ encl.) Jennifer Seed (USEPA) (w/ encl.) RE LR.arErdyiAs.onWiHnitlle,r,EsEqs.q.(w(/w/enecnl.c)l) Contaiin n g Z on S=S 330 8 E= 2B8= NNooeC*CBI 1