Document 7Rm2bXB77arz3zx8RRpRRN24o

i SKaabevriiosrE.sRdens PRD. 3MVia Hand Delivery SIaMtrEymOipreoramteionntsa Neath and 07S0 PBDounhAAvSe5,133B3u53n1g 422626 asa SEH&_ 10S 00373 CONTA cay AR 226 3570 Nocnr `November 25, 2005 RoDoocmum6e4n2t8Processing Center (Mail Code 7407M) OAtftfeincteioonf:PoTllSuCtiAon8(Per)evCeonotridoinnaatnodrToxics U.S. Environmental Protection Agency W1a2s0h1iCnogntsotni,tuDt.iCo.n A2v0e4n6u0e, N.W. BElp.uo-373 Re: TSCA 8(e) Supplemental Submission: Docket No. 8EHQ-0598-373: 8EHQ-0381-0394; 8EHOQ-1180-374 2 z 32 =2a3 z= 22%5 z 65 w Dear Sir/Madam: 3M has previously submitted data showing very lowor non-detectlevels of `perfluorooctanesulfonate (PFOS) orotherperfluorinated compounds in various municipal water samples. As a supplement to those submissions, 3Mprovides additional results as described below. PFOS has been detected at approximately 0.1 parts per billion (ppb) ina sampleofsurface water and a sampleofmunicipal water used as intake water at a 3M production facility in Guin, Alabama. The The laboratory prelpaonrttprsehvoiwoiunsglythuesreesadulPtsFoOfSt-hrieslastaemdpsluirnfgacitsaenntcmlaotseerdi,alanidn product manufacture. also includes analyses of PFHS (detected at 0.03 ppb), PFOA (non-detect), and PFBS (non-detect). If you have any questions, please do not hesitate to contact Deanna Luebker at (651) 737-1374. Sincerely, StKaaftfheVriicnee EP.reRseiedde,ntPhD Environmental Technology and Safety Services Enclosure: EEN HI SLEE8R gs Es 3=