Document B8vJEbGnV9467RQpz9Mx3xG9w

Katherine . Reed, Ph.D, Stuff Vice President 3M avirom nenlai, Heath and Safety Operations CHQ- 1107, 0031 if- VOO Bash Avenue. BLiiidinuJ3^-2l:i-20 PO Box 33331 St. Paul, MN 55133-3331 651 778 4331 " en`"nn3 c "> , O "~o3Om 1 -- t-r-n CteBfc.::': X 3s j*" Via Hand Delivery Ko CBI November 25,2005 Document Processing Center (Mail Code 7407M) Room 6428 Attention: TSCA 8(e) Coordinator Office o f Pollution Prevention and Toxics U.S. Environmental Protection Agency 1201 Constitution Avenue, N.W. Washington, D.C. 20460 CoDn rr: cd ro en 0 p7r0* 'O 1X2 V -f-T i 'A.CS- oo Re: TSCA 8(e) Supplemental Submission: Docket No. 8EHO-0598-373: 8EHO-Q381-0394: 8EH-1180-374 Dear Sir/Madam: 3M has previously subntitied data showing very low or non-detect levels o f perfluorooctancsulfonate (PFOS) or other perfluorinated compounds in various municipal water samples. As a supplement to those submissions, 3M provides additional results as described below. PPOS has been detected at approximately 0.1 parts per billion (ppb) in a sample of surface water and a sample o f municipal water used as intake water at a 3M production facility in Guin, Alabama. The plant previously used a PFOS-related surfactant material in product manufacture. The laboratory report showing the results of this sampling is enclosed, and also includes analyses o f PFMS (detected at 0.03 ppb), PFOA (non-detect), and PFBS (non-detect). i f you have any questions, please do not hesitate to contact Deanna Luebker at (651) 737-1374. Sincerely, Katherine E. Reed, PhD Staff Vice President Environmental Technology and Safety Services 89060000092 8 9 0 6 0 0 000 9 2 Enclosure I