~L)tAik^>y\ <313.1 ,y <f/<j/o>e>03 j 9 -cro - /:or> A(l-< pa& , if N ckawe 6 )V^'\ FVvV^ A R A i> -1^13 Ox~c. . * 1 "Z -6 'Z .

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Z-<5 REV 12 75 mm E.

ARX&-0370 SOIL ADSORPTION TEST SUBSTANCE Identity: N-methylperfluorooctane sulfonamldoethanol; may also be referred to as N-MeFOSE Alcohol, FC-790, or FM-3925. (1Octanesulfonamide, N-methyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 24448-09-7) Remarks: Material is an off-white, waxy solid.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or3M Sample E2112and E2566-1. (1Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

mm TECHNICAL REPORT SUMMARY TO: TECHNICAL COMMUNICATIONS CENTER - 201-2CN *"/ 7 ^ 4 /im portant- a| i f report is printed on both sides o f paper, send two copies to T C C J ^ Data 7/19/78 f r]|jf naiTiAi '` ; : !'

INDEX TO TSCA SECTION 8(e) DOCKET SUBMISSION BY 3M COMPANY (AUGUST 17, 2004) I.

/873 DuPont Fluoroproducts Chestnut Run Plaza P. 0.

Pmwn Resufis.

AR226-2278 Robert F Pinchot 04/23/2002 03:03 PM __________________ T o : M .

AR226-2358 m DRAFT PHASE II MONITORING/SAMPLING WORK PLAN DUPONT WASHINGTON WORKS SITE WASHINGTON, WEST VIRGINIA Date: March 2004 Project N o.: 507423 18983990.04006 18983992.04006 lig sr A CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 EXP000387 Draft Document Do Not Cite or Quote, March 30, 2004 Draft Phase II Monitoring/Sampling W ork Plan w TABLE OF CONTENTS Table o f Contents 1.0 Introduction 2.0 Background Information 3.0 Air M odeling V erification S tu dy................................................ 3.1 Phase II A ir M onitoring A ctiv ity ..................................... 3.1.1 A ir Sampling Events, Duration and Locations 3.1.2 Number o f S am p les.......................... -.................. 3.1.3 Sampling Equipment, Methods and Schedule. 3.1.4 Analytical M ethods............................................... 3.1.5 M eteorological M onitoring................. ............... 3.1.6 M eteorological D ata............................................ 3.1.7 M odel Selection and M ethodology................... 3.1.8 Receptor S election ............................................... 3.2 Progress Reports and R esu lts............................................ 4.0 Water M onitoring A ctiv ities....................................................................................... 4.1 Private W ater Sources....................................................................... ................ 4.1.1 W est Virginia: GIST Conclusions and Recommendations for W est Virginia Private Water Supply Sources............................... 4.1.2 W est Virginia: Private Water Supply Sources A ctiv ities........... 4.1.3 Ohio: GIST C onclusions and Recommendations for Ohio Private Water Supply S ources..................... ................................... 4.1.4 Ohio: Private W ater Supply Sources A ctivities........................... 4.2 Public W ater S ources.........................................................................-.............. 4.2.1 W est Virginia: GIST Conclusions and Recommendations for W est Virginia Public Water Supply Sources............................... 4.2.2 W est Virginia Public Water Supply Sources A ctiv ities............ 4.2.3 Ohio: GIST Conclusions and Recommendations for Ohio Public W ater Supply S ources.......................................................... 4.2.4 O hio Public W ater Supply Sources A ctivities............................. 4.2.5 Ohio: OEPA Recommended W ell Installation at Little Hocking W ater A ssociation W ell F ield ........................................ 5.0 Surface Water and Groundwater M onitoring..... 6.0 Surface S oil/B iota (V egetation) Sam pling......... 7.0 Schedule and R eporting.......................................... 8.0 R eferences.................................................................. 5 5 5 5 6 6 7 7 8 8 8 .9 .9 .9 10 11 12 13 13 13 14 14 15 EXP000388 2004W orkP lan 4.do c Wilmington, DE Draft Document Do Not Cite or Quote, March 30, 2004 Draft Phase II Monitoring/Sampling W o rt Plan Table o f Contents Table 1 Table 2 Table 3 .

AR226-2568 1 Privileged andDCraofnt f5id/1e8n/t0ia1l Attorney Work Product Preparedin Anticipation o flitigation W VDEP/DuPont Meeting June 13,2001 For DuPont: For WVDHP: Andrew Hartten (C RG ) Bob Ritchey (W ash, Wrks.)

RECYCLEO \O AR226-2622 Draft: Prepared at the Request o f Council AR226-2622 This report was not issued as shown, but was incorporated into a larger Chambers Works report under the consent order Section 1 Chambers Works ISC3 Modeling Methodology and Results Emission Source Information The ISC3 model was used to calculate ambient ground-level air concentrations for emissions o f C8 from the Chambers Works site.

AR226-2714 AR226 20t04 431*0 SOT Annual Meeting You this may p rin t by clicking on browser window or click this the button.

CKMHILL Engineers Planners Economists Scientists AR226-2728 September 9, 1991 LMG32550.MD Mr.