TFForr:oonm::US3UU1SS6I1200344266-77-44U--S--SUuESsOSs1PP0011 To: UUUUSSSS003082125565622233330727--------ULUISMSNSUSUESPSO00O1L1L UUUUSSSS0I1080005445655330080772--------UUUUSSSSSSSSPPPPO00O111L UUUSSS202909585535888424------UUUSSSSSSPPPO00L11 WCWOEELIIB--EQQRIITAA,NNGGJEFFRAARNNY F.

DDrraafftt 1111/1155//0022 BBaacckkggrroouunndd I present aTTthhleeowUU.SpSa.rEEtpPPeAArhbhaiaslsliiionnnffoolrremmvaeatltsiiooinnn ttthhhaabttlssouuoggdggeoessfttssatthchaoatststhheseepptrcifrofllnuucoorrfootoohccettaaUnnncoiatatetecd Saatnnaiitooennsiiss pppMoourepopusruleilanantttaiitoaoenntd..l1'opwolTTpyhhameeretraapimmzemarmtobionionlilniiuuoimnmdlsseuaavlsltetcldoosfftiinnhthittishhseeaannmbiailooonnnou,,fdsaaocmmtfmmuaorocennorioifuussmmusopeprcaeotsrpiffoollunluoyoormrofoeotorhccseti.aaUnnoonaaittteeed((ASPtPaFFteOOs)) iisssa fluorinated polymerization aid used in the manufacture of fluoropolymers.

MMiinnnneessoottaa DDeeppaarrttmmeenntt OOff HHeeaalltthh - EEnnvviirroonnmmeennttaall LLaabboorraattoorryy FFiinnaall RReeppoorrtt -- CClliieenntt CCooppyy -- RReeppoorrtt OOff AAnnaallyytsiiccaall RReessuulltsss PrograPPmrrooggNrraaammme::: WaQPwWCA CLOSED LANDPILL ASSESSMET baCEtaaetteeGeRRneeeccreeaiitvveeeddd::: 222151---0JJUUUNNN---222000000444 Program Name: MPCA CLOSED LANDFILL ASSESSMET DatRReeeqquuGeeessntetraPPtaagegede::: 1 of 3 25-JUN-2004 i of 5 SS~aummpplleess:: 220000441155888811 -- 220000441155883900 re magnons 2702 Date Reported: 27-JUN-2004 sSiittee I1D MMINSSWWO000L1 PPrroojjeecctt nNaamsee WWAASSHHIINNGGTTOONN CCOOUUNNTTYY SSAANNIITTAARRYY LLAANVDDFIILLLL sSaammpplleedd sByy.

NEW SOLUTIONS.

i /[R 2 1 6 -0 4 5 H 3M Environmental Laboratory Final Report- Analytical Study Single-Dose Dermal Absorption/Toxicity Study of T-6067, T-6068 and T-6069 in Rabbits In-Vivo Study Reference Number: HWI#6329-152 Study Number: A M D T-011095.1 Test Substance: L -13492 (T-6067, T-6068 and T-6069) Name and Address of Sponsor: 3M SCD Division 367 Grove Street St.

Larry R.

Interim Report #2 Epidemiology, 220-3W-05 Medical Department 3M Company St.

PtfLSL&6 - ///3 15 July 2002 CCUWhhSaaesErmhlPeiinscAgaMlt-oC.OnAo,PnDuPterCTroS,l2DD0i4irv6ei0cstioorn Ref.

Oct 02 02 03:2Sp Ralph Cooper 919 541-5138 p.2 A ff M $6 _ H8 ft* S*> USE* UNITED STATES ENVIRONMENTAL PROTECTION AGENCY National Health and Environmental Effects Research Laboratory Reproductive Toxicology Division Research Triangle Park, NC 27711 October 2, 2002 OFFICE OF RliSUARCH AND DEVELOPMENT MEMORANDUM SUBJECT: Control v$.

30 June 2003 To: Mary F.

RECiiiVEO O P P NC IC 200*4MAY 12 AH 9= 10 -4&224r mo FINAL REPORT PROTOCOL 418-028 ORAL (GAVAGE) COMBINED REPEATED DOSE TOXICITY STUDY OF T-7706 WITH THE REPRODUCTION/DEVELOPMENTAL TOXICITY SCREENING TEST SPONSOR'S STUDY NUMBER: T-7706.1 FINAL REPORT DATE: 31 JULY 2003 PROTOCOL 418-028 - ORAL (GAVAGE) COMBINED REPEATED DOSE TOXICITY STUDY OF T-7706 WITH THE REPRODUCTION/DEVELOPMENTAL TOXICITY SCREENING TEST SPONSOR'S STUDY NUMBER: T-7706.1 TABLE OF CONTENTS SUBJECT 1.

3M Specialty Materials 3M Center St.

/q / Toxicological Summary PFOS Dietary Chronic Pilot Reproductive Study: Northern Bobwhite Test Substance: Perfluorooctanesulfonate (PFOS) Structure: 1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-potassium salt.

AR226-2210 Robert Pinchot 11/05/2001 03:02 PM ________ ____________________ To: Debbie J Mulrooney/AE/DuPont@DuPont, Steven L Grise/AE/DuPont@DuPont, Mary A Kaiser/AE/DuPont@DuPont, Ron J Buchanan/AE/DuPont@DuPont>Roger J Zipfel/AE/DuPont@DuPont cc: Ta-W ei Fu/SE/DuPont@DuPont, Bernard J Reilly/AE/DuPont@DuPont, David M Rurak/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont, Robert L Ritchey/CL/DuPont@DuPont, Charles J Zarzecki/AE/DuPont@DuPont, Stephen T Breske/AE/DuPont@DuPont Subject: Mulit Media Consent Order APFO data requirements It looks like we are getting close to agreeing on the requirements for a Consent order between the W V Dept, of Environmental Protection, the W V Department of Health and Human Resources, and DuPont.

AR226-2227 ,/?