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l/ i i m I iviu.iv I v i b a i u i m v i NAVY ENVIRONMENTAL HEALTH CENTER 620 JOHN PAUL JONES CIRCLE SUITE 1100 PORTSMOUTH VA 23708-2103 8282 Ser IH50/ 000214 From: Commanding Officer, Navy Environmental Health Center o 2008 To: Commander, Naval Surface Warfare Center, Carderock Division (Code 635), BLDG 1000/2 Naval Business Center, 5001 S.

EPA Activities/Issues on Fluorosurfactants Mary F.

NFPA WSC&E 2-5 June 2008 Las Vegas, Nevada Dr.

3M ENVIRONMENTAL LABORATORY REPORT NO.

3M ENVIRONMENTAL LABORATORY REPORT NO.

INTERIM REPORT # 9-Analvsis of Ground Water Samles STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE January 9,2007 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

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Sa (4 IN] 3 etm' AR226- 1078 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 5 628 Dear Interested Party: MAR 28 2002 PRETVEoNTnIOoNr,SrUiPBcESeSToTArNCCEEESSMO Attached is a copy in PDF file format (389KB)ofthe DraftHazard Assessment Of Perfluorooctanoic Acid (PFOA) And Its Salts, prepared by the Risk Assessment Divisionof the EPA Office of Pollution Prevention and Toxics.

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: 331SpectayMteras rSomeite AR296_ S12 3M "VIA HAND DELIVERY July 9, 2003 Document Control Office (7407M) ODfofcikceeotfARP-o2ll2u6tion Prevention and Toxics (OPPT) `EPA East, Room 6428 1201 Constitution Avenue, NW Washington, DC 20460 Phone: 202-564-8930 Attention: ODPPTock No.eAR-t 226 I' 82 om a) [Xt =z o2m8 @ Re: Information on Perfluorooctane Sulfonate, Perfluorooctanoic Acid, and Related Compounds Dear Sir or Madam: `This continues 3M's voluntary submissionsofdata on perfluorooctane sulfonate (PFOS), perfluorooctanoic acid (PFOA), and related compounds, as part ofour ongoing dialogue with EPA regarding perfluorochemicals.

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BACK TO MAIN STABILITY IN WATER (PHOTOLYSIS) TEST SUBSTANCE Identity: Remarks: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE alcohol. (1-Octanesulfonamide, N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2hydroxyethyl)-, CAS # 1691-99-2).

BACK TO MAIN SOIL ADSORPTION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.