`AptpoTeNO-nrepdortiofx 31.02 Final version CONFIDENTIAL 04.12.2008 APPENDIX TO TNO-REPORT OF STUDY 3M-02 Project / study number: 031.10074/3M-02 TTNNOO QBuiaolsictiyenofceLsife GZae0umtiieBucosrxel2ea2tr1sas.tary Autre Th2P3re0o1NneeCthEse3rL1iaa7dn1ed5sn18 1200 CE4HHoPCaeagrtaeesn.mdaanNobel { Fax 13171518 1601 | In assignment of: I 3M, Medical Department || JStouhdynmBourtieonrhof,Ph.D.

3M General Offices 3M Cente r St .

ol +25" 00(TE) 14:28 vor e ECCrponmt.e n . - ; C~oorrppo~rra~teeHHe~aallt~hh PhyP~hylsei~cs Corporate ~nd~strial ~ygie~e ~ Krgonomi~ Corpo~ze Occup'~tionai Medicine Corporate Tox[col~p' 33'i Medical Depar~m,e~ TTEELL::220022 449966 99006677 33MMCCeernv~eern, fBiuuiillddii~ngg 222200.-22E6-0022 B PO Box 33220, Sl BI e S~.

FR) F li LD) (= BAlVRsOWEN[TARLSRESONURCaE G?

C O V /H H > THE DEVELOPMENT SERVICES COMPANY Sponsor: 3M St.

f t R A A 6 - /0J"7 Proceedings of the 49th ASMS Conference on Mass Spectrometry and Allied Topics, Chicago, Illinois, May 27-31, 2001 Employing Liquid Chromatography/Tandem Mass Spectrometry for the Determination of Perfluorinated Surfactants in Biota and Aqueous Samples.

m a z e _ //<?

\ Iff 3M General Offices 3M Center St.

Larry R.

SAMPLING INVESTIGATION RESULTS LITTLE HOCKING WATER ASSOCIATION WELL FIELD WASHINGTON COUNTY, OHIO Date: April 2003 Project No.: 7482 18983762.00010 A CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 00030J.

.k IM *V I/ (tTAKiMB !

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

/873 DuPont Fluoroproducts Chestnut Run Plaza P. 0.

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between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 EXP000387 Draft Document Do Not Cite or Quote, March 30, 2004 Draft Phase II Monitoring/Sampling W ork Plan w TABLE OF CONTENTS Table o f Contents 1.0 Introduction 2.0 Background Information 3.0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 .