Superfund: Proceedings of the ... National Conference, Volume 9, Part 1988Hazardous Materials Control Research Institute, 1988 - Hazardous waste sites |
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Page 117
... extraction efficiencies and remediation time - frames . This com- parative analysis was extended to include the natural attenuation ( minimal no - action ) alternative , using the same set of assumptions , which were highly conservative ...
... extraction efficiencies and remediation time - frames . This com- parative analysis was extended to include the natural attenuation ( minimal no - action ) alternative , using the same set of assumptions , which were highly conservative ...
Page 130
... extraction and recirculation . Slower velocities would make extraction slower and less effective . A high value is used for effective porosity which would produce a conservative ( low ) estimate of extraction effectiveness . The value ...
... extraction and recirculation . Slower velocities would make extraction slower and less effective . A high value is used for effective porosity which would produce a conservative ( low ) estimate of extraction effectiveness . The value ...
Page 416
... extraction efficiencies ranged between 21 % and 54 % . A trend of decreasing extraction with higher temperature was noted for pyrolysis residues under both column and agitated leaching conditions . Table 7 Leach Test Results for 3N ...
... extraction efficiencies ranged between 21 % and 54 % . A trend of decreasing extraction with higher temperature was noted for pyrolysis residues under both column and agitated leaching conditions . Table 7 Leach Test Results for 3N ...
Contents
Acknowledgements | 33 |
Changes in the Remedy Selection | 67 |
Paul F Nadeau P | 77 |
Copyright | |
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activities Acushnet River addition analysis analyzed applicable aquifer ARARS Asbestos Bedford Harbor benthic carcinogenic CERCLA chemical chromium clay cleanup levels compounds concentrations conducted contaminated soil costs criteria cylinder depth determine developed dioxin disposal dredging effects environment environmental EPA's estimated evaluation excavation exposure facility factors Figure groundwater hazardous substances hazardous waste hydraulic conductivity hydrocarbon identified impact implementation incineration indicate investigation laboratory landfill leachate liquor located material ment MEPAS metals monitoring Nike Nike sites on-site operation organic pathways PCBs performance phase plume potential PRPs range release relevant and appropriate remedial action remedial alternatives removal requirements response RI/FS risk assessment River samples scores screening sediment selected sludge soil gas solvent specific spill standards structured settlement subsurface Superfund surface Table Theresienfeld tion toxicity treatment technologies U.S. EPA vadose zone values VOCs volatile zone