AR226-2300 ^y Charles J Zarzecki 02/21/2003 12:30 PM To: cc: Subject: Catherine A Barton/AE/DuPont Actual 2002 Results Cathy, The maximum annual prediction for actual 2002 emissions is 1.36 ug/m3, occurring at the plant property line.

Confidential AR226-2510 3/26/2002 i BLANK"'11 M100 M200 500.0000 500.0000 0.1230 0,3900 61.5000 195.0000 M300 500,0000 0,6910 345,5000 M400 500.0000 0.9540 477.0000 M500 500.0000 1.3990 699.5000 M600 500,0000 2.5680 1284.0000 M700 500.0000 3.2930 1646.5000 " " 7478 252598 697483 1306233 1746554 2490782 4240046 5679062 SWKKI 191 IBSSSBlBiB^teSIW 1 aSSis SS HHHBBHIcTcr^--------^^ 474185 238556 0.5 61.9 5,3 276073 689308 2.5 186.6 5,8 486150 1291837 2.7 358.7 6,1 467189 1732720 3.7 486.8 6.2 479910 2476571 5.2 705.9 6.3 481732 4225781 8.8 1230.9 6,6 536227 5663183 10.6 1669.2 6.7 3.4 3.2 n. a. " 2.8 0 1 0 2,6 + 2.2 Confidential Standard Plot Standrad Linearization Plot i1.0405x-3.8037 R2 0.9992 4 5 3 LOG (Corrected C-8 Peak Height) 3/26/2002 Confidential BE-CB/PPL(7)) BE-CB/PPL(14)) 44.9 (DM/CM) gg 56.2(dm/cm) fil 3/26/2002 i| 72.6 (DM/CM) 72.8((drVcm) Sy Page 3 60.0 (DM/CM) 72.4(dn/cm) 1/7/2002 MON. 1/14/2002 mon.

AR226-2551 6ZZI IOHSV RGRA Facility Investigation Results Review March 14,2001 Introductions Site Background Site Hydrogeology RFI Scope of Work RFI Results Conclusions and Recommendations Wrap-Up 08HIOHSV To familiarize the EPA/WVDEP project team Washington Works site physicalsetting To share the results obtained from the recently completed RCRA Facility Investigation To provide perspective on the RFI results To propose a path forward that will ensure con protection of human health and the environme isniOHSV The DuPont Washington Works site is well characterized and we!

AR226-3173 TRADE SECRET Study Title H-24616: Bacterial Reverse Mutation Test Authors Valentine 0.

Society of Environmental Toxicology & Chemistry Summary of DuPont Presentations AR226-3352 SETAC Europe April 18-22, 2004 Prague, Czech Republic Perfluorooctyl Ethanol Biodegradation : Transformation Products and Pathway BuckR.C.1.

AR226-3560 er ANDREA V.

EVALUATION OF MUTAGENICITY STUDIES DEVELOPED ON (PFOS) PEP.FLUOP.OOCTANE SULFONATE PREPARE[) BY PROF.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredto as PFOS, FC-95, or as a component of FC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

coe. f nSLEadrrNyViiRdceaZlmabceol,nrMD MPH 3M Medica Deparment EHR- 1105_ 0037 4 am Certified pai oRaECrEIcViEc) 05HOV23 Mil:05 November 16, 2005 BEEEH@R-& goo-n 1Y G530MPTCaohmeSSr18NB1uSiOldieSng 2 S wa 817333152 fm Hi# 27055497 ARRA_6 3564 No CBI Re: TSCA Section 8() Supplemental Submissions: Docket Nos. 8EHQ-1180-373 and 8EHQ-1180-374 Dear Sir/Madam: CanTans NO ogy 3M has previously submitted analytical results for serum measurements ofvarious fluorochemicals. described below.

October 31, 2006 M~~Mz Charles M.

3M YrJean B.Sweeney Sh Spans 3M Environmental, Health and Sr 3M Center, do Bung 0224-05-33.

CA ow --' genq_ 0501-0373 Vay 15,200 Fweensa-- Se Ar226- 1019 STG CGE LEetEE [Spon [ewe Jw il 1 SDocuomentnProceesingcCenotern(7407) SIM Cc iin senior toves P Niga ; yn 0:E9 Sg W0U1aSMshESinnvgieiroonrnmDe.nSCt.Wal2P0r4ot6e0ction Agency 8 BEHP-0- 37 mRe: rTSsCAHO8-61)1S3up0p.l3m7e5niSalEHnoi1f8o0r.S3u7l4f.oSnsEtQe .a0sd3a8nd1Car-SboEs0HyQl5i-c0.9b8a9s4.e3d:7F3lurochemicals Docket Dear Docket Coordinator: 5M recently complete analysesofseveral Toroshmicl compounds in ndividal, stored human sr.

3npf w rR A ) AR 226 -- 1066 CeS:.

Morea ore CoMmGTONKENTUGRY ore SE, aS pp TAFT, STETTINIUS & HOLLISTER LLP ven 425 WALNUT STREET, SUITE 1800 CINCINNATI, OHIO 45202-3957 assiiavnass Rbo(osiremo)r5t7A..a3B83oc0orme January 14, 2003 CERTIFIED MAIL NO. 7002 0860 0006 6119 4491 RETURN RECEIPT REQUESTED Ee ARRaG 2a6m-_o1u212r44 apmmCsae cow nes i ooore Pron i MR # 265382 Mary Dominiak United States Environmental Protection Agency Office of Pollution, Prevention and Toxics Chemical Control Division 1200 Pennsylvania Avenue, N.W.

AR R86 1352 ne FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company St.