Society of Environmental Toxicology & Chemistry Summary of DuPont Presentations AR226-3341 SETAC North America November, 2002 Salt Lake City, UT Environmental fate studies of fluorotelomer intermediates used to produce surfactants and polymers. 3 Berti, W.R.1, Wang, N .\ Cobranchi, D.P.1, Larsen, B.S.1, Szostek, B.2, Kaiser, M .A ., Gannon, J.T. and Buck, R.C.

000206 00 -h\-hi ~srvW C-8 Level Locations Other than Washington Works Location Wilmington Haskell No. of Samples 32 9 PPM C-8 Ranee ND ND - 0.030 PPM C-8 Average ND 0.007 Chestnut Run 15 ND - 0.043 0.006 Spruante 27 ND - 0. 070 0.027 c Fairfield 5 ND - 0.048 0.014 c Toledo 7 ND - 0.014 0.003 Circleville 10 ND - 0.030 0.014 f \ Xi Company Sanitized.

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39 tgi X 000378 Page 2 Revised 5/14/81 Il A.9.9.6 - C-8 Level - Current Washington Works Female Employees Number of Samples 56 Range .0.013 -.5.1 Average 0 . 92 ppm 0 100 Number Above 0.05 ppm C-8 53 II If 0.10 1 It 46 It It 0.20 it II 35 tl If 0.30 tl IV 29 11 f t 0.40 II 1 28 RDXldr 000379

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M ai6 J b/ UNEP U nited N ations Environm ent Program m e {a PROGRAMME DES NATIONS UNIES POUR L'ENVIRONNEMENT * PROGRAMA DE LAS NACIONES UNIDAS PARA E l MEDIO AMBIENTE n POTPAMMA OPrAHUSAUH^ 0&-bEflMHEHHWX HAUH* TIO OKPYOKAlCHUEW CPEfiE Secretariat of the Stockholm Convention on Persistent Organic Pollutants International Environment House 11-13, chemin des Anmones CH - 1219 Chtelaine Geneva, Switzerland Telephone: +41 22 917 81 70 Facsimile: +41 22 797 34 60 E-mail: ssc@pops.int Webpage: www.pops.int Geneva, 18 November 2005 Subject: Invitation to submit information specified in Annex E of the Stockholm Convention to the POPs Review Committee Dear Madam or Sir, The first meeting of the Stockholm Convention Persistent Organic Pollutants Review Committee took place on 7 11 November 2005 in Geneva.

<.#\ * 3M Corporate Toxicology and Regulatory Services 3M Center, Building 0220-06-E-03 St.

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_News release: Low levels of PFBA found in six cities' wells in southeast metropolitan area 1of 4 5 750 Minnesota Department of Health News Release January 19, 2007 Contact information Low levels of PFBA found in six cities' wells in southeast metropolitan area Levels pose no immediate health risk to residents; source of contamination under investigation The Minnesota Department of Health has detected low levels of the chemical perfluorobutanoic acid (PFBA) in municipal wells in Woodbury, Cottage Grove, Newport, St.

Taft/ Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1 8 0 0 /Cincinnati, OH 4 5 2 0 2 -3 9 5 7 /Tel: 51 3.3 8 1 .2 8 3 8 /Fax: 513.381.0205 / www.taftlaw.com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing R o b e r t a .

P-1 "McCrea, Deborah" <mccrea@taftlaw.com> 01/21/2010 02:58 PM To NCIC OPPT@EPA cc "Bilott, Robert A."

Analytical Report Fluorochemical Characterization of Aqueous Samples Decatur Outfall 001 FC Monitoring (E03-0848) Exygen Research Laboratory Report No.

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AA A 6 - ih0 TSCA NCIC Notification Form for CBI Documents Docket Number: ________________ Document Control Number: 7Document Date: ~ 63^3 o o q 5 S' ______________________________________ Document Type: F __________________ o- opmoNCu=O>> < r> "90 XT -- T *> o0 ron O cn ro O(TTChSFBeCTIdA)Sou,CAcnANudRDmeEreIQTnSUIteMIrcRPetEOfiSoSeEEnrSPe1nCA4cRoTIeMOfdINPtahRAbLOeoPTTvEEoeCNxiATsicLFcTRSlIOEauSMibmFsPeOtUdaRBnaLTscIHCecEsDoKICSnNCofOiLndWOteISNrnUoGtRilaAEAlNScDbCutWBs(ITiILnSLOeFCBsUTAsLA)iIUn.NNfEToADhUrUaTmHNtaODsteERiocRIZntEioDn RELEASE ORDISCLOSURE OFSUCHINFORMATION.