NYSDEC presentation on GE Hudson Falls Remediation

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Major IRMs Performed• Sediment removal from 002 outfall area, andAllen Mill area (upper and lower raceways,tailrace tunnel)• Seepage collection system along eastern bank ofthe Hudson River• Development and expansion of a site widegroundwater and PCB oil collection system in theoverburden and bedrock• Construction and operation of a new state of theart wastewater treatment plant
4/5/199110/5/19914/5/199210/5/19924/5/199310/5/19934/5/199410/5/19944/5/199510/5/19954/5/199610/5/19964/5/199710/5/19974/5/199810/5/19984/5/199910/5/19994/5/200010/5/20004/5/200110/5/20014/5/200210/5/20024/5/200310/5/20034/5/200410/5/20044/5/200510/5/2005PCB in ng/l .>4000 ppt Sept 1991GE PCRDMP and BMP Surface Water Total PCB 1991-2005at Rogers Island500400300RI2001000Date
Page 1 and 2: Updates on Remedial Programat theGE
Page 3 and 4: GE Hudson FallsGE Fort Edward
Page 5: Site Remedial History• Site place
Page 9 and 10: Relationship to EPA-lead Hudson Riv
Page 11 and 12: 2004 ROD Remedial Action Objectives
Page 13 and 14: 2004 ROD Remedial Action Objectives
Page 15 and 16: TDCS Construction• GE designed th
Page 17 and 18: Final Tunnel Layout
Page 19 and 20: Preliminary Findings (1)• Degree
Page 27 and 28: (Figure fromNovember2010 MonthlyRep
Page 31 and 32: From Figure 3-7 of TDCS evaluation
Page 33 and 34: PCB - NDPCB - 0.03 ppbPCB - 0.122 p
Page 35 and 36: PCB - 0.352 ppbPCB - 0.155 / 0.045

NYSDEC presentation on GE Hudson Falls Remediation

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