STUDY TITLE Extraction of Potassium Perfluorooctanesulfonate from Quail Serum and Quail Liver for Analysis Using HPLC-ElectrosprayMass Spectrometry DATA REQUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06,2001 -F'ERFORMING LABORATORY / TESTING FACILITY Centre Analytical Laboratories, Inc.

ARR 1843 ' i APILOTREPRODUCTsIoOsN; STUDYWITHTHE MALLARD FINALREPORT WILDLIFE INTERNATIONAL, LTD PROJECT NUMBER: 434105 MLAB REQUESTNO.UZ3 FRA Guten714 ' AUTHORS:RSaeTaronmmPo.BnGdealLvlaaVghanesrkoven STUDYINTIATIONDATE: erry 28,200 STUDY COMPLETION DATE: December 15,2003 Submitto Envi5ra3o5vmBCoeoAnpotvrLsiaeonbor Sepa,Mims $5106 Wildlife International, Ltd.

_------- sm ee AR226-194T STUDY TITLE Exiacion of PoftoarsAsniaulmysPiesfUlsuicnrgoHoPtLaCns.uEfloenaotseprfaoymMMaaslslaSrpdcSceuroummeannd Millard ivr DATA REQUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06,2001 PERFORMINGLABORATORY [TESTING FACILITY Centre AnaSlyu3t0ti4ca8CloRlLleaesbgoee,raactPhoAriDer1si6,v8eI0n1c.

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AR226-1891 Final Report Study Title (14C)-8-2 Telomer B Alcohol: Adsorption/Desorption using a Batch Equilibrium Method Data Requirement Protocol designed to meet the known requirements of OECD Guideline 106 (January 2000) Author S Swales Sponsor Test Facility Katie Smythe, Administrator Telomer Research Program The Rand Corporation 1200 South Hayes Street Arlington, VA 22202 USA Covance Laboratories Ltd Otley Road, Harrogate North Yorkshire HG3 1PY ENGLAND RECEIVED OPPT NCIC 2004 DEC 22 AM 11:20 Covance Study Number 2304/001 Covance Report Number 2304/001-D2149 Report Issued 16 July 2004 Page Number 1 of 89 Covance Study Number 2304/001 Final Report STATEMENT OF NO DATA CONFIDENTIALITY CLAIMS (14C)-8-2 Telomer B Alcohol: Adsorption/Desorption using a Batch Equilibrium Method No claim of confidentiality is made for any information contained in this study on the basis of its falling within the scope of FIFRA Sections 10(d)(1)(A), (B) or (C).

JUNE 26, 1998 Page 1 ofI AR226-17.32 January 31, 2005 NEWS MEDIA RELEASE IMPORTANT NOTICE: `WATER USE REDUCTION ADVISORY ALL CUSTOMERS OF THE LITTLE HOCKING WATER ASSOCIATION ARE ASKED TO VOLUNTARILY REDUCE THEIR WATER USE ON A TEMPORARY BASIS IN ORDER TO REDUCE THE WATER DEMAND ON THE SYSTEM.

AR226-2250 Watershed Paniculate Phase Total Wet Dry Deposition Deposition Deposition (a/vr) (g/yr) (a/yr) Vapor Phase Wet Deposition (fl/yl Total (a/yr) Total (Ib/yr) Little Hocking 19449 12483 6966 1642 21091 46.5 Lake Washington 2686 803 1883 364 3050 6.7 Ohio River 103942 70335 33547 11612 115554 254.7

AR226-2296 ^y David M Rurak 02/06/2003 08:19 AM To: cc: Subject: Patricia D Buoncuore/AE/DuPont@DuPont Ann Bradley, Robbin Banerjee/AE/DuPont@DiiPont, Andrea V Malinowski/AE/DuPont@DuPont, Paul J Bossert/AE/DuPont@DuPont, Catherine A Barton/AE/DuPont@DuPont, Gerald L Kennedy/AE/DuPont@DuPont, JillH Hogan/AE/DuPontVincent Atriano/SSD/DUP@DUP@DUPONT_MHUB, Paul J Bossert/AE/DuPont@DuPont, John R Bowman/AE/DuP6nt@DuPont.

AR226-2313 y David M Rurak 03/16/2003 07:01 PM To: cc: Subject: Catherine A Barton/AE/DuPont@DuPont Martc C Hause/DuPontQDuPont.

AR226-2325 ^ John W MilroyJH 04/03/2003 05:41 PM To: cc: Subject: Catherine A Barton/AE/DuPont@DuPont Stephen R Hastlngs/DDE/DuPont@DuPont, Ann K Masse/HO/DuPont@DuPont, Charles J Zarzecki/AE/DuPont@DuPont Re: Data for air dispersion modeling Q This is the data for DuPont Dow, building 1163, C8 release to the amosphere.

\/""_^-^--/ Stephen W Constable_______09/08/2000 11:02 AM To: cc: Subject: William G 0'Brien/AE/DuPont@DuPont Ta-Wei Fu/CL/DuPont@DuPont analytical for C8 I met wilh Ta-Wei Ihis moniiiig and he mentioned (hat you were searching for a method to analyse C8.

AR226-2601 Ohio EPA December 2,2003 'W' Objectives Provide grounding/update on recent activities Solicit input on upcoming activities '^-^--s^-s-ss ^,^f Agenda Water - GIST Final Report Recommendations - Proposed MOU Based on GIST Recommendations - OEPA Requests - DuPont Suggested Modifications Air - Review Recent Model Results - Air Permit Update - Additional Reduction Programs - Air Model Verification Plan Proposed Memorandum Understanding-West Virg DEP and Ohio EPA Summary of Activities December 2, 2003 '^^' GIST Report Recommendations Summary Final GIST report issued August, 2003 Continued quarterly/annual monitoring of certain Ohio River water systems Quarterly/annual monitoring of private water supplies (10 loca West Virginia and Ohio - West Virginia: Wash Works 0-2 mile radius and Dry Run Landfill/Letart Landfill 1-mile radius - Ohio: Wash Works 0-2 mile radius - List to include wells, springs, cisterns Conduct C8 monitoring at all DuPont Washington Works faci according to applicable West Virginia Solid Waste/NPDES, N and EPA HSWA (Corrective Action) permit requirements hV~'WSsy^ ^ Proposed MOU -Administrative Details Parties: - West Virginia Department of Environmental Protection - West Virginia Department of Health and Human Resour - Ohio Environmental Protection Agency - E.I, du Font de Nemours & Company Objectives: - Continued monitoring and reporting of C8 concentration gromidwater and surface water - Implement recommendations of me GIST concerning co sampling and monitoring in WV & Ohio ("in and around facilities") - Begin first quarter 2004 g g 5 " ^ 5 S I-1 .j " ro ljL U} U) Proposed MOU -Public Water System Samplin WV Public Water Systems: - Quarterly sampling 1Q2004-4Q2005 at Lubec DuPont WW, and GE production wells and fin water (if applicable) - Annual sampling 2004-2005 at Blemierhassett State Park, Mason Cty.

AR226-2652 42 AR226-2652 SEPTEMBER 2002 THROUGH AUGUST 2003 AIR DISPERSION MODELING ANALYSIS OF APFO EMISSIONS DuPont Washington Works Facility Parkersburg, West Virginia Prepared for: West Virginia Department of Environmental Protection Division of Air Quality 7012 MacCorkle Ave, SE Charleston, WV 25304-2943 Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmmgton,DE 19898 October 17,2003 1.

AR226-2676 0> 01 %^^ffi%%&%"^!

AR226-2730 DuPont EMSER Report No. 97-03 Study Title ACTIVATED SLUDGE RESPIRATION INHIBITION TEST OF ZONYUg (OECD 209) Test Guideline(s) OECD (1984) Guideline for Testing of Chemicals, Section 2, No. 209: "Activated Sludge, Respiration Inhibition Test", adopted April 4, 1984 Author(s) William R.