Document a45DYoOMy3bNLVo2D00gJZO1b

| Andrew S Hartten 11 /0r2002 08:55 AM f To: Vic E KleInfelter/AE/DuPont@DuPont cc: Seiichi Tanaka/PO/DuPont@DuPont. Kazuaki Suzuki/PO/DuPont@DuPont Hidetaka Hiromatsu/PO/DuPont@DuPont, Katsunosuke Kitagawa/PO/DuPonl@DuPont, George H Senkler_Jr/AE/DuPont@DuPont, David M Rurak/AE/DuPont@DuPont, Shino Shima/PO/DuPont@ DuPont, Linda E Chieffi/AE/DuPont@DuPont, Patricia D Buoncuore/AE/DuPont@DuPont, Susan L Skrotsky/AE/DuPont@DuPont Subject: Re: CONFIRMING CONF. CALL - SHIMIZU GROUNDWATER & SURFACE WATER INVESTIGATION 3 The powerpoint file below presents a summary of the groundwater investigation. Everyone should refer to this summary during the confrence call. Thank you. shimsumfin.ppt Vic E Kleinfelter V ic E K lein felter Andrew ^ 11/01/2002 02:02 PM Sent by: Susan L Skrotsky To: cc: Subject: Seiichi Tanaka/PO/DuPont@DuPont. Kazuaki Suzuki/PO/DuPont@DuPont, Hidetaka Hiromalsu/PO/DuPont@DuPont, Katsunosuke Kitagawa/PO/DuPont@DuPont, George H Senkler_Jr/AE/DuPont@DuPoot. David M Rurak/AE/DuPont@DuPont, Andrew S Hartten/AE/DuPont@DuPont Shino Shima/PO/DuPont@DuPont, Linda E Chieffi/AE/DuPont@DuPont. Patricia D Buoncuore/AE/DuPont@DuPont, Susan L Skrotsky/AE/DuPont@DuPont CONFIRMING CONF. CALL - SHIMIZU GROUNDWATER & SURFACE WATER INVESTIGATION This is to confirm a conference call on W ednesday, Novem ber 6, from 6:00-6:00 p.m . W ilm ington tim e ; Thursday, N ovem ber 7, 8:00-10:00 a.m . Tokyo tim e to discuss the above subject. W e would prefer to limit the attendees of this conference call to those people listed on this e-m ail distribution. Please use the following dial-in num ber D ial-in N um ber. P articip an t Code: 510-637-7001 682656 V ic 00001s GHS006671 E ID 723108 Shimizu Works Groundwater Sampling Results Aug. 5-7, 2002 00003.6 E 6IDH7S2030160697 2 0000?.7 E 6IDH7S2030161607 3 Scope of Work Summary Sampling Points - 8 operating remediation system pumping wells Wells 1-8 (other shallow wells at site were dry) - site WWTP effluent going to public trench shown on map and results table as Well 9 - surface water trench outside site along Municipal Rd. shown on map and results table as Well 10 Analytical Program - FC-143 (by Exygen Labs, State Collage, PA) - Priority Pollutant VOCs/SVOCs/Metals (Lancaster Labs) 0000 8 GHS006674 EID723111 OBSERVATIONS Highest individuai C-8 concentration detected in Well 9 (l.e., wastewater leaving site) Detected 306 ppb in Weil 10, which is off-site surface water trench bordering Municipal Rd. Southwest site area shows highest overall C-8 groundwater concentrations (L-e.^Well 1_at 1200 ppb) Other constituents detected (l.e., chlorocarbons) where consistent with historical information Active pumping likely minimizes off-site groundwater migration 000053 GHS006675 EID723112 WELB 10 ( SHIMIZU WORKS LAYOUT ma r j --------------------1 Adm. Offici X Lab. Ind.PWitater CTooowli jrg A o cn Gax Holdei rn s' O WTaerfelhoonusCe J(GCTPralPanlnaotnl)atc-Li --JOEPDllhaPenI/aDtn)ii J >. South Gate 1 2 /697) WestGaVte 20m depth 7 T O O T P ) 000020 GHS006676 E ID 723113 SHIMIZU WORKS GROUNDWATER SAMPLING-AUG. 5-7, 2002 ANALYTICAL RESULTS SUMMARY (IN UG/L) TVXNwTZA1iBCCO0ETAACNF1T,,5GNTNOO^RCW,REniHL1YEf0i-BHf-TC-ta-KSP"1nOLfcTTCaCBt/lCWViB2TPWLBBya-CI4FoWC-LfHB4t9iOoH3C.ODWfD*ttiCBCHi.SNnEoLH-HO.-REHToa..oTC(nBO..Nt3OHTnOOE.".coRZ.O0fJf'iFf.fRAOncEuBETTP.MCC"'.OeoBAEoCOI.DEnE.w.itELWrC.a.W.)EI..Te.OfH.W..NV.'.eI'.EiL.f.".'WEE.ECt.O..HW"N'."f.t.'C.Et.B`.M.'E..-..C...E..............O....S....u....m..p......f....l.p..e......aDl....f.t...ae..Dtet N((N'C7t(tW(D{Do0(tt'((/((W{{1f(1f25((f(45i4(504OIl4JEtt35101955..T.9.6.lf.4L..763J.X).))y0)|).]5fU48)UL8U00DjU.UU2uUU440U1UUi000J0J1l ' 1((M00(1f((03000(f0(((W7(4((i12((/9152(2E29218925'a.6).L54289056557))))))7)SU2905L0)......0J43UUUUJ77J8UuU0J02J2J1i-r' ."..(.(1(170(.(000.0/03W(W(1.2(1((1.(22((229304251220B2268)411J014449)1O6)811)911U180U)0J02000017J8370J0JJ3000""W"8T((T((>1W0C00((33(6Oc30(0C.1-((((W(07((9O0924(99((.1J902(82H99709ii).)21.0)i)8)O))Up1)1U8430)5)14U0).104LUU4029405i6002)/:0i4-:ri~'r''(WI((((I('I60DNO00i00O-ci((((70(Wo([2((0090/9(4a126i23i30389)785.0.34T)59IjX1)9)6)40))))1151).u.U.).Uu800100758JJ0FJ921J030) W((00((((((((O-(210W0074029/83989J327B9)2512)0)4)))))8)'JU)742586U0#1..04U0iU10(UU0066J3729J1Jr '7N(((((((P/19(0(Dv9904212.89(9)7e980915.)262)2821)2)U)60i4.))))U82U)48881UU.7.40040U02J1U046300001 7((((/(0009W213983B17G09254.251231015)1))))J09884191310L230(8U...4244UU302440UI0500084J10Tf''`' 08/0W6/2e0i0s21' ... -- . 1540 0W8/0E6L/2L010021" ' - 306 TUonWitsM=uttgaAts. - .................... - ......... . . - . . . - -- - - ..... 000021 E 6IDH7S2030161647 7 Waste ffaid ditch. ProceSsHsdIMraIinZaUgeWanRdOWKSdH fior G.Wtreatment c i WastefMddBtrfa ---- C-8ContainaTM* Well fvrG.W .beutioetiK 10m ) SDnfDau I aheA ^ ' I ConkrrinctfPCEfcICalcJ area WellforG.WJivcMnsn f 4 m) a o n fitk v WeS.fbrProeesswa(2Dni flBPnflPra Caa i uBdfPCEJCTCJeteJ .water . PVC Pipe ted/FQ&CTCfefcJ .water . Carbonstod Fe -- Processingwater Carbonsted Pipe Pmowiclngmrr . PVCPipe SU>CMs 000022 E I6DH7S2030161657 8 MM eeaassuurreedd cdoanydiFtion13F@NTohr.e 1ti9m98e of the high tide 0:51 & 13:58 M easured time SWoEuaetfssctt 80:.41202 00..550410 100.4:2604 00..551470 10002...555:38250428 10004...555:38740119 10006...555:53870823 ! 19:00 000...455864558 20001...455:15520113 Groundwater levelfluctuatedbetweenthelowfidefrantile lowtide 11s4 + 00000000000...........455544655446820200648400000000000 8:10 -----1 ]IlUMUV*? 1020 M12eJaOsure1d43t0ime1650 1900 21:10 b BJ ojr^^ -- r I-- i r WellforMeasurementi lOm) I 13(CTl ! r~ p nL i 0 o oo oo=ooooooSubGdi J Ar_RjEA-111 _ d ip a n a f o l IB = = B i-- SbbOcriB C M 51 M lft*! 0000 *V. KJ GHS006679 EID723116 J:^ H / f V v ' Coniaminatcd I 'b .) ,| ////-i/ -v^. S\\i aSrheiamwiziuthWinorks / /''' 2 a^i PCwbenohfnniocftruhaemm.wiiannsaatlfieovduf naarmdeaa \/ VV! oB1t9oh8ue8grhctofmropmantyhein iO 000024 GHS006680 E ID 723117 \ ^O O O Q Reduction of Potential Total Emission Potential Actual Reduction of Potential 120% 100% 80% -80% 40% 20% o aw ho 0% 1U0) oo Year H* m 00 go Water Emission Actual -** " Reduction of Potential % SiOOOO Reduction of Potential w hn O r(UOi) Moo H 0> Hv>* 0\ 00 0 Year 00002 4V jf, ? 3 M Sooo -j M 0 ts (0 U> Mo u> 40.000 35.000 30.000 25.000 | -k 20.000 < 15.000 10.000 Air Emission Actual Reduction of Potentlal 5,000 0 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002* 2003* 2004* 2005* 2006* Year Reduction of Potential