DUPONT TELOMER MEETING MONDAY, DECEMBER 17, 2001 AK2.2.&- 101+1 1:00-3:00 P.M.

NORTHERN KENTUCKY OFFICE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-321-2833 513-381-2838 FAX: 513-381-6613 Robert a .

30 June 2003 To: Mary F.

ent t .Winter Johnson & Hill PLLC mtm* A V * 304 345 7830; 0 1/15/0 3 12:21PM;#040; Page 2 /3 tts n n p y tm m s i Canto 22S .Frcit Street lumttja,OH 40215-109 s u t* o f Ohl EaWromatttal Afocy . m s t< i*v u -a e o FAX: ti oa^-zsas .... ' .

I 3M Corporate Toxicology and Regulatory Services 3M Center, Building 0220-02-E-02 St.

Katfcerim E.

Final Summary Report Study Title Extended Recovery Study Following a 26-W eek Capsule Toxicity Study with Perfluorooctane Sulfonic Acid Potassium Salt (PFO S; T-6295) in Cynomolgus Monkeys Author Peter J.

Genotoxicity, Carcinogenicity, Developmental Effects and Reproductive Effects of Perfluorooctanoate: A Perspective from Available Animal and Human Studies Prepared for the Association of Plastics Manufacturers of Europe and the Society of the Plastics Industry John L.

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE August 2000 Click on Study Title to View Report August 9, 2000 Cell Proliferation Study: Final Report (except for in-life appendix), "Cell Proliferation Study with NEthyl Perfluorooctanesulfonamido Ethanol (N-EtFOSE; 3M T-6316.11), Per fluorooctane Sulfonic Acid Potassium Salt (PFOS; 3M T-6295.16), and N-Ethyl Per fluorooctansulfonamide (N-EtFOSA; 3M T-7091.1) in Rats," Charles River Laboratories, TRC 1132-100, August 9, 2000 (amended November 8, 2004).

AR 2.2.6 0 6 0 6 RECEIVED n n n t UTtr <SJi> DuPont Haskell Laboratory for Toxicology and Industrial Medicine July 6,2000 Mr.

3M General Offices f\ ti U L 1 'f - R?

IZ jjL b - Y S Laboratory R eport-R evision 1 Analytical Report of Data for PFOS Dietary LC50 Study in Northern Bobwhite (Sera and Liver) Laboratory Report No.

AR226-2342 DuPont Fiuoroproducts DuPont Fiuoroproducts Chestnut Run Plaza P.O.Box 80711 Wilmington, DE 19880-0711 October 20,2003 Document Control Office (DCO) Office o f Pollution Prevention and Toxics (OPPT) US Environmental Protection Agency EPA East, Room 6428 1201 Constitution Avenue, NW Washington, DC 20460 - VIA OVERNIGHTMAIL Attention: Docket No.

AR226-2352 EXP000228 MONITORING PROPOSAL FOR FLUOROPOLYMER m a n u f a c t u r in g SITES PRFELSUEONTRAOTPIOOLNYTMOETRHE TECHNICAL WORKGROUP January 15,2004 *i' EXP000229 AGENDA Introduction Proposal on Monitoring Site Specific Monitoring Plans Deca3tMur,aAndLDyneon Parkersburg, WV Summary Recommendation for Path Forward Daikin Monitoring Plan s INTRODUCTION Industry Commitment to Site Monitoring Importance of Addressing Data Needs Suggestion of a Tiered or Phased Approach EXP000230 INTRODUCTION (continued) Value of a Tiered or Phased Approach Science-based (first phases inform later phases) More effective More timely Contextual Data Collection Incorporates All Monitoring Commitments Program to have Transparency Data Review, Informed Decision Making, Technical Expert Collaboration EXP000231 PROPOSAL ON MONITORING Tiered or Phased Approach Focus on Two Locations, Two Sites Decatur, AL 3M & Dyneon Parkersburg, WV DuPont PhaPsheassoefIthe- CLomOpI rCeohmenmsiivtme Menotsn,itHorisintogriPcr/Oognrgaoming Monitoring Activities Phase II - Additional Monitoring Proposal (Dec. 2003) Consideration of Peer Consultation for Assessment o f Data to Inform Decisions for Phase III Monitoring Plans Phase III - Additional Monitoring EXP000232 SITE SPECIFIC MONITORING PLANS Decatur, AL - 3M & Dyneon Parkersburg, WV - DuPont DECASTIUTRE,DAELS-C3RMIP&TIDOYNNEON 900 Acre Site in a Rural Area A Number of Industrial Complexes in the Vicinity River Width in Vicinity ~ 3-4 miles Distance to the City of D ecatur-4 miles Groundwater Flow well Characterized in Northern part of site No private Wells within At least 1.5 Miles of the Site On-Site Wildlife Habitat Area on 3M Property -- FMoarnmaegreSdlAudrgeae wInicthorLpiomraittieodnPAurbelaic Access EXP000234 Figure ADecSaMtuurrrDoAuynnlaedboiannmg Aa rea Ma UTM North km a -ooor0oo5 in UTM East km EImdgaegemcaorukritnegssy sohfoUwSnGinS Universal Transverse Mercator Coordinates Zone Daikin Property Line ^ Property Boundry Source locations DESCRDIPETCIOANTUORF, ASLLU-D3GME&INDCYONREPOONRATION Permitted Activity Full Historical Documentation - Number of Fields - Quantity of Solids Deposited Discontinued in 1998 FAireeladswCitohnLveimrtietdedtoPaubMliacnAagccedesWs ildlife Habitat (Part of Area now owned by Daikin) EXP000236 FigureDAecMatuAreDrAyianllaebPoanhmotaograph UIM North km UTM East km IEmdaggeemcaorukritnegssysohfoUwSnGinS Universal Transverse Mercator Coordinates Zone A.

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