Soil and GW contaminated with VOCs
Soil vapor extraction; pump and treat with a powdered activated carbon treatment system
1
Sludge contaminated with VOCs, SVOCs, and metals
Solidification; consolidation into on-site RCRA permitted impoundment Present Worth - $12,500,000
2nd
Soil contaminated with asbestos
In-situ solidification/stabilization of asbestos contaminated soils; monitoring; and institutional controls
1st
Soil contaminated with asbestos and mercury
Installation of soil cover on areas of exposed or minimally covered asbestos, installation of chain-link security fence; construction of slope protection/stabilization measures along the asbestos mound embankment; construction of surface run-off diversion channels on top of asbestos mound; long-term monitoring; institutional controls to restrict on-site GW usage and limit development; treatability studies of technologies for permanent destruction or immobilization of asbestos
1st
Elevated levels of lead in drinking water
No remedial action (residential plumbing systems determined to be the cause of elevated lead levels)
2nd
GW, sediments contaminated with VOCs and semi-VOCs
GW extraction, treatment and reinjection; excavation and incineration of contaminated sediments
Building interior surfaces contaminated with dioxin; soil contaminated with chromium, arsenic, lead, beryllium, PCBs, aldrin, dieldrin, and 4,4 DDT; GW contaminated with VOCs and metals
Excavation and off-site treatment and disposal of soils; demolition and off-site incineration/disposal of contaminated Blue Spruce Building; GW extraction, chemical precipitation, air stripping and reinjectionPresent Worth - $4,564,000 (soils); $1,046,000 (building); $5,976,000 (GW)
2nd
Soil, sediments, and SW contaminated with PCBs and lead
Excavation and offsite disposal of contaminated downstream sediments; containment through a sedimentation basin and diversion controls of remaining contaminated soil and sediments; access restrictions; performance of treatability studies to determine final treatment for contained contaminated soil and sediments
4th
Soil and GW contaminated with VOCs
Reduction in the off-site GW plume; remediation of a seep and tributary to Deepaval Brook; protection of municipal wells; sealing of wells in the plume
ESD
Soil and GW COCs include VOCs
Implementation of the 89 ROD contingency remedy
Sub
Soil contaminated with VOCs, pesticides, PCBs, heavy metals, PAHs; SW contaminated with PAHs
In situ fixation of soils; removal of debris; sealing of a sanitary sewer
1st
Surface water run-off contamination as well as soil and GW contamination; contaminants include herbicides (dinoseb); pesticides (DDT,DDE, dieldrin); metals (arsenic)
Site grading; surficial capping; and controlled release of uncontaminated run-off
1st
GW contaminated with VOCs
Extraction and treatment of contaminated GW; environmental monitoring
GW contaminated with VOCs, SVOCs, pesticides, and inorganic compounds
Install GW collection and extraction system; install on-site treatment plant; dispose of treated GW in an on-site surface water body; O&M; and monitoring
1st
GW contaminated with organics, metals and inorganics (arsenic, benzene, chloroform; 1,2-Dichloroethane, tetrachloroethene, trichloroethene, barium, cadmium, chlorobenzene, nickel and 1,2,4-Trichlorobenzene); lagoons and disposal areas contaminated with hazardous substances
Sealing of contaminated residential wells; installation of an extraction well system on and off site to stop migration of contaminated GW; treatment of contaminated GW with discharge to river; monitoring of river
1st
GW contaminated with VOCs
Extraction and treatment via chemical precipitation and biological/granular activated carbon; reinjection into deep aquifer; monitoring
1st
None
No further action
Soil contaminated with VOCs and PCBs
In-situ stabilization of 8,000 cys of soil; decontamination and demolition of building on site; GW extraction and treatment on site; and monitoring
1st
Soil, structures, GW and air contaminated with TCDD (dioxin) and DDT
Slurry wall; offsite treatment or disposal of drums; secure all material with >>1 ug/kg TCDD onsite; GW pump and treatment; onsite placement and capping of sludge
GW contaminated with VOCs
GW extraction and treatment to attain drinking water standards; and monitoring
Soil contaminated with arsenic, lead, PCBs, and VOCs; GW contaminated primarily with arsenic 1,2-DCE, PCE, TCE, and lead
Soil excavation and treatment off-site; GW extraction and treatment to meet NJDEPE proposed cleanup standards for contaminated sites; and monitoring
1st
Debris and GW contaminated with benzene, toluene, TCE, PCE and inorganics
Excavation and off-site disposal of ~30 buried drums and 50 drums currently stored; GW extraction and treatment via precipitation and air stripping
1st
Soil, GW contaminated with VOCs, semi-VOCs and inorganics (metals)
Clearing of waste disposal area and upgrading of roadways; construction of decontamination, staging and characterization areas; excavation, staging and characterization of source materials; off-site thermal destruction of appropriate wastes at a permitted facility; additional assessment of wastes which are not appropriate for thermal destruction; air and groundwater monitoring during remedial activity
2nd
Soil and groundwater contaminated with aliphatic organic compounds and aromatic hydrocarbons
Excavation and treatment via solvent extraction and soil washing; collection and treatment of GW followed by reinjection into the aquifer
Soils contaminated with PCBs and petroleum hydrocarbons
Excavation and off-site incineration of soils; GW extraction and treatment via air stripping
Soils contaminated with PCBs
No Further Action - previous removal of PCBs has eliminated the need to conduct additional remedial action
No Further Action
No Further Action
Soil and GW contaminated with VOCs
Construct low-permeability cap for landfill; monitoring; and institutional controls
GW and soil contaminated with VOCs and arsenic
GW extraction and treatment via chemical precipitation and activated carbon; off-site stabilization and disposal of arsenic-contaminated soil; off-site treatment and disposal of VOC-contaminated soilNet Present Worth - $10,956,900Net O&M - $476,500
Soil and GW contaminated primarily with PCE
Extraction and treatment of GW via air-stripping and carbon adsorption; monitoring
1st
Soil contaminated with radionuclides
Total excavation of the most extensively contaminated residential properties, with off-site disposal of radium-contaminated materials; installation and maintenance of indoor engineering controls at less contaminated properties; limited or hot spot excavation at residential properties, where removal of small quantities of radium-contaminated materials will completely remediate such properties; environmental monitoring; continuation of treatment technology studies
1st
Soil and GW contaminated with VOCs
Construct landfill cap; construct gas management system, stormwater and leachate management systems; fencing; monitoring
GW contaminated with VOCs and heavy metals
Provide alternate water source to 30 residences; extension of water main
2nd
Soil and GW contaminated with VOCs and heavy metals
GW extraction and treatment via metals precipitation, flocculation, clarification, and filtration, followed by aeration (air stripping), intermediate pH adjustment, ion exchange and final pH adjustment
1st
Site contaminated with benzene, ethylbenzene, toluene, xylenes, arolclors
Excavation with off-site disposal
2nd
GW contaminated with VOCs, SVOCs, PCBs, metals, pesticides, and TPHs
GW extraction and treatment via precipitation and carbon adsorption
1st
Soil, sediment, sludge, and debris contaminated with PCE, TCE, toluene, xylene, PAHs, PCBs, pesticides, phenols, arsenic, and lead
Excavation and treatment of soil via low temperature thermal desorption; excavation and off-site disposal of buried drums; demolition and off-site disposal of two buildings; air monitoring; additional GW investigations; and institutional controls
No Further Action
1st
GW contaminated with VOCs, primarily TCE
GW extraction and on-site treatment; upgrading of existing cap; monitoring; alternative drinking water to residents Present Worth - $14,300,000
1st
Sediments, GW, SW and air contaminated with VOCs (including benzene and toluene), organics (including PAHs and PCBs), and metals (including arsenic and lead)
Installation of a slurry wall surrounding the site, installation of RCRA cap over Kin-Buc II, portions of the low-lying area between Kin-Buc I and the Edison landfill, and Pool C, as well as maintenance, and upgrading if necessary, of Kin-Buc I cap; collection of oily-phase leachate with offsite incineration and residual disposal; collection and onsite treatment of aqueous-phase leachate and contaminated GW with discharge either to SW or POTW; GW monitoring
2nd
Sediment and GW contaminated with VOCs (benzene, xylenes), PAHs, PCBs, pesticides, arsenic, and lead
Excavation of 2,200 cys of sediment with PCB levels in excess of 5 mg/kg; dewater, consolidate, and dispose of sediment in OU1 containment area; wetlands restoration; and GW monitoring
1st
Heavy metal contamination
Excavation and off-site disposal of soils and drums
Sites 5, 19 and 21 contaminated with VOCs
No Action
7th
GW in areas A and B contaminated with BTEX and solvents
GW extraction and treatment via air stripping and carbon adsorption; treated GW that meets NJ DEPE discharge effluent limitations will be spray irrigated during temperate weather
3rd
GW, SW, soils, air, lake and stream sediments contaminated with organics, metals, inorganics
Collection of groundwater/leachate followed by onsite treatment and discharge to a POTW; excavation of contaminated soils and dredging and dewatering of contaminated sediments followed by thermal treatment and placement as a non-hazardous material; integration of sampling and monitoring plan
GW contaminated with VOCs and radionuclides
No Action
2nd
GW contaminated with VOCs and heavy metals
Interceptor Drain, Extraction and Injection Wells with treatment of GW in an on-site WWTP and discharge via injection
No remedial action under CERCLA is warranted
GW contaminated with VOCs
GW extraction; on-site treatment via air stripping
GW contaminated with VOCs; chromium; lead
GW pumping; precipitation; air stripping; carbon adsorption; discharge
Soil and GW contaminated with VOCs and inorganics
No further action with maintenance and monitoringPresent Worth - $2,482,000O&M - $6,000,000 over 30 yrs.
1st
Soil contaminated with radionuclides
Total excavation of the most extensively contaminated residential properties, with off-site disposal of radium-contaminated materials; installation and maintenance of indoor engineering controls at less contaminated properties; limited or hot spot excavation at residential properties, where removal of small quantities of radium-contaminated materials will completely remediate such properties; environmental monitoring; continuation of treatment technology studies
1st
Soil contaminated with radionuclides
Excavation; transport of excavated materials to off-site disposal facility
Soil contaminated with radionuclides including radium, thorium, uranium, lead and others
excavation of all on-site soil contaminated with radium exceeding 5 pCi/g in first 15 centimeters, and 15 pCi/g in subsurface soils; off-site disposal of ~323,00 cys of excavated soil at licensed facility
1st
GW contaminated with VOCs and inorganics
Extension of water supply system
Sub
GW contaminated with VOCs and inorganics
Extraction of contaminated groundwater from the primary source area followed by onsite treatment and reinjection; connection of any remaining affected residences to the public water supply; sealing of remaining private water supply and monitoring wells within the contaminant plume; groundwater monitoring
1st
Site contaminated with pesticides, VOCs, and semi-VOCs
Excavation and on-site dechlorination treatment of organic-contaminated soil, as well as soil washing; on-site backfilling of treated soils; extraction and on-site treatment of GW; and decontamination of on-site buildings
1st
Groundwater contaminated with organics, VOCs and lead; soils contaminated with lead and organics
Groundwater extraction with onsite treatment and reinjection of treated effluent; additional studies to determine the appropriate remedial measures for contaminated soils and onsite buildings; provision of an alternate water supply for potentially affected residents
Area C; Area H
GW contaminated with VOCs
GW extraction and treatment via air stripping and vapor phase carbon adsorption
Area I; Area J
GW COCs include VOCs
Natural restoration study w/ GW monitoringCapital Cost - $550,000O&M - $250,000
8 (Sites 1, 11, and 35)
Soil and GW contaminated with metal, VOCs, SVOCs, PCBs, and lead
No Action w/ Monitoring
9 (Sites 2 and 38)
Soil contaminated with metals, SVOCs, and pesticides
No Action
10(sites 9,12, 33, 36,37, 39, 42)
Soil and Sediment contaminated with Metals, VOCs, SVOCs, and PCBs
No Action
11(Site 14)
Soil and Sediment contaminated with VOCs, SVOCs, metals, TPHC, PAHs, and pesticides
Excavation - all soil or sediment exceeding 30,000 ppm TPHC will be sent to RCRA landfill, remaining will be recycledPresent Worth - $124,000
12 (Sites 7,22, 24, 25)
Soil, sediment, and SW contaminated with metals, SVOCs, and lead
No Action
13(Sites 3and 6)
Soil and sediment contaminated with VOCs, PCBs, metals, inorganics, and PAHs
On-site batch recycling, off-site disposalPresent Worth - $472,000
14(Site 32)
Soils and sediment contaminated with petroleum hydrocarbons
Excavation, on-site recycling,a nd off-site disposal of soils in excess of 30,000 ppm petroleum hydrocarbons; on-site asphalt batch recycling; off-site disposalPresent Worth - $39,000
15(Site 31)
GW contaminated with VOCs
No Action, GW monitoringPresent Worth - $509,500O&M - $99,000/yr.
22(Site 20)
Soil contaminated with lead
No Action
23(Site 13)
Subsurface soils contaminated with VOCs and PAHs
Soil in-situ vapor extraction; carbon adsorption; monitoringPresent Worth - $256,000O&M - $30,000
2
Soil and GW contaminated with lead, cadmium, nickel
Solidification/stabilization of slag and lead oxide piles; off-site treatment and disposal of debris, standing water and sediment; monitoring
1
Soil and GW contaminated with lead, cadmium, nickel
Soil excavation and solidification/stabilization (lead >>500 ppm); GW treatment and discharge to Delaware River; monitoringSoil Net Present Worth - $6,480,350Soil Net O&M - $5,000/yr.GW Net Present Worth - $11,933,000GW Net O&M - $523,285/yr.
1st
Plume area affected by high concentrations of methane, hydrogen sulfide and thiols in soil vapor; upgradient surface waters contaminated with metals, VOCs, pesticides and sulfur compounds
Installation of landfill gas collection and treatment system; upgrade of leachate collection and treatment system; GW monitoring
GW plume contaminated with VOCs
Extraction and treatment of GW; air stripping for removal of VOCs; GAC filtration of VOCs from air stripper exhaust; effluent discharge via holding tank and piping to Green Pond Brook; monitoring
GW contaminated with VOCs
GW extraction and treatment via air stripping and granular activated carbon filtration
Benzene and 1,2 dechloroethene GW contamination
No Action
1st
Soil and groundwater contaminated with various organic compounds
Additional soil and groundwater sampling; extraction of contaminated GW through pumping and followed by on-site treatment and reinjection; excavation and treatment of contaminated soil; treatment of a portion of soil by enhanced volatilization; off-site incineration and disposal of any soil which cannot be effectively treated by this technology to meet the cleanup levels
1st
Soil and GW contaminated with PCBs, PAHs, VOCs and inorganics
Biodegradation of soil contaminated with PAHs; off-site disposal of soil contaminated with PCBs
1st
Soil, SW and GW contaminated with lead
Long-term groundwater, surface water and wetlands monitoring program; sampling and analyses of potable wells in the vicinity of the site; performance of geophysical surveys to determine groundwater flow; performance of soil and rock geochemical surveys to determine background concentrations of metals
GW contaminated with VOCs primarily PCE and TCE and heavy metals
Extract and treat GW to drinking water standards; reinjection of treated GW; and monitoring
1st
GW contaminated with VOCs including TCE
GW pump and treatment using air stripping with reinjection; alternate water supply; sealing remaining wells; and GW monitoring
1st
Soil contaminated with VOCs; PCBs
Off-site treatment and disposal
Slag material and park soils contaminated with VOCs and lead
Stabilization of slag area; cover untreated slag material with soil and vegetate; institutional controls and monitoring
Soil contaminated with cadmium, antimony, and zinc
Install fence; excavation and off-site disposal of drums; installation of landfill cap
Interim ROD
GW contaminated with VOCs
Slurry wall installation; GW collection system installation; extracted GW transported off-site
1st
None
Remediation completed in 1985; monitoring will continue for 30 years
2nd
Subsurface soils contaminated with VOCs and SVOCs
Soil vapor extraction with biodegredation of subsurface soils; GW monitoring
1st
Soil contaminated with chromium, lead and cyanide; GW contaminated with cadmium, chromium, lead, 1,1,1,-trichloroethane and 1,1,-dichloroethene
Installation of additional ground water monitoring wells; implementation of a ground water monitoring program for down-gradient residential wells; additional soil sampling; extraction of contaminated ground water followed by on-site treatment and reinjection of the treated effluent into the ground; implementation of a ground water monitoring program
1
Soil and leachate contaminated with PCBs, PAHs, VOCs, and lead
Thermal desorption of PCBs, PAHs, and VOCs; capping of lead cont. soilsPresent Worth - $9,600,000O&M - $38,600/yr.
No significant levels of VOCs found in GW
No further remedial action; however, monitoring program for air and water will be implemented
1
Soil contaminated with radionuclides
Excavation; off-site disposalPresent Worth - $14,190,000
1st
PCB contaminated soils
No further remedial action; implement monitoring program
1st
Soil contaminated with TCE, VOCs and inorganics
In situ air stripping of soils; offsite disposal of residuals; institutional controls to include site access restrictions
GW contaminated with VOCs
GW extraction from the zone of highest contaminant concentration; precipitation; air stripping; and reinjection
Drums,tanks, and laboratory containers containing many different hazardous organics and inorganics
Stabilize site via pretreatment or neutralization of contaminated material; off-site treatment, recycling or disposal of contaminants; security measures; and monitoring
1st
Soil and GW with PCE, organics and metals
Offsite incineration of soils; GW extraction and treatment with reinjection; alternate water supply
1
Soil and GW contaminated with metals and organics
No action; monitoringO&M - $436,800
No Action - removal of the seepage pits and surrounding soil in 1987 effectively remediated the contamination at the Witco site; however, limited GW monitoring will be implemented
1st
Soil and GW contaminated with VOCs, PCBs, and PAHs
Excavation and off-site disposal of contaminated surface material; extraction and treatment of the contaminated GW plume followed by reinjection
2
Subsurface soils contaminated with VOCs
No Action
Amend-ment
Soil contaminated with VOCs, inorganics, base/neutral/acid extractable organics, alpha-BHC, and beta-BHC
Excavation and off-site disposal of 7000 cy of contaminated materials
OU-1,2,3
Site contaminated with benzene, chlorobenzene, chlorophenols, and hexachlorocyclohexanes
Capping of the site; consolidation of soils; erection of slurry wall; recovery and treatment of groundwater; recovery and treatment of NAPL; embayment sediments; storm sewer; monitoring; restriction of access; institutional controls
None
No Action - Samples showed that contaminant levels were generally well below state and federal standards and risk levels
1st
GW contaminated with PCE and TCE
Extension of Catskill water supply line to affected and potentially affected area
1st
GW contaminated with VOCs, semi-VOCs, and metals
Extend public water supply to residents in the NW portion of Batavia; and replace or retrofit the residential GW well piping systems with new piping for residential accessCapital - $1,018,415O&M - $55,760/yr.Present Worth - $1,928,843
Soil and GW contaminated with VOCs
No Action - Majority of contaminants do not exceed MCLs
1st
Drywell, sediments, sludge and soils contaminated with VHOs (including PCE)
Drywell sediments, sludge and soils will be excavated, containerized and transported to a permitted hazardous waste facility; concrete drywell structure and debris will similarly be removed, decontaminated and transported to a hazardous waste facility
1st
Soil contaminated with chlorinated aliphatic hydrocarbons, chromium and lead; GW contaminant plumes containing chlorinated aliphatic hydrocarbons and methyl ethyl ketone (MEK)
Aquifer testing; dismantling of maintenance building and possible decontamination, with debris disposal at off-site landfill; GW extraction and treatment via precipitation, sedimentation, and filtration to remove the heavy metals, and air stripping and carbon adsorption to remove the volatile organics underlying the site; reinjection of treated GW to the aquifer and possible discharge of excess treated water to closest surface water body; further evaluation of elevated surface soil inorganic concentrations in an area where organic contamination not present; GW treatment residuals disposal at off-site RCRA subtitle C disposal facility; monitoring residential wells
Soil and debris in disposal trench contaminated with VOCs
Excavation and off-site disposal of ~1,250 cy of soil and debris; off-site disposal of drum wastes; dewater and backfill trench; monitoring
1st of 2
Lagoons and surrounding soils COCs include VOCs and SVOCs
Stabilization/solidification of inorganics and ex-situ vapor extraction and bioslurry or organicsCapital Cost - $8,105,000O&M - $430,000Present Worth - $8,535,000
1st
Drums and bays containing organic, acid, caustic, inorganic pigment, and unknown solids, and organic & unknown liquids; above ground tanks and treatment basins containing volatile and semi-volatile organics, pesticides, and metals; sump containing bis (2-ethylhexyl) phthalate
Compatibility testing of all wastes; bulking and consolidation of compatible wastes; transportation of wastes to an off-site treatment, storage, or disposal (TSD) facility; treatment as appropriate at the TSD facility (e.g., incineration, solidification, landfilling, etc.)
1st
Soil contaminated with VOCs including TCE, PCE, and toluene; building contaminated with asbestos
Excavation and on-site treatment via low temperature enhanced volatilization; decontamination of building via vacuuming and dusting of contaminated surfaces
1st
Soil contaminated at low levels with PCBs, CPAHs, VOCs and inorganics; GW contaminated with organics and inorganics
Cover contaminated areas with soil; sampling to determine extent of residual contamination; regrading and revegetating site; installing rip-rap as needed on embankments; long-term groundwater, soil and sediment and surface water monitoring; performing construction and post-construction air monitoring; institutional controls and deed restrictions
GW and soils contaminated with VOCs
Installation of landfill cap; residential well monitoring; GW pump and treat via air stripping
GW contaminated with VOCs
Regrade landfill; install leachate collection wells; install multimedia caps over landfill material; install gravel gas venting layer; fencing; deed restrictions; and monitoring
1st
GW contaminated with organics
GW treatment facility; purge well to intercept contamination
GW contaminated with VOCs
Upgrade purge well system; install additional purge well; and monitoring
2nd
GW contaminated with VOCs
Landfill capping with low permeability soil barrier; install gas ventilation system; institutional controls; fencing; and long term monitoring
Soils and sediments contaminated primarily with PCBs; GW contaminated with VOCs
Offsite disposal of ~1,275 cy of PCB-contaminated (>>50 ppm) soil and sediment; GW extraction and treatment via air stripping; institutional controls; and monitoring
Soils, sediments, GW, and SW contaminated with pesticides and metals
Stabilization of ~25,000 cys of contaminated soils and sediments; on-site disposal of treated soils and sediments in an NYS Regulated, Part 360 Cell; GW extraction and treatment via electrochemical treatment, pH adjustment, sedimentation, filtration, and carbon adsorption; O&MCapital - $5,693,838O&M - $2,722,619Present Worth - $8,416,457
1st
Soil contaminated with non-TCL organics
Permanent relocation of all site residents; continuation of temporary relocation program; limited property maintenance; sampling; decontamination of all mobile homes, if required; salvage and disposal of all mobile homes which are not moved to new location
1st
Soil contaminated with VOCs and semi-VOCs; GW contaminated with VOCs, semi-VOCs, organic contaminants, and heavy metals; sediments contaminated with semi-VOCs; surface water contaminated with heavy metals at low levels
Excavation and treatment, via on-site low temperature thermal extraction, of approximately 4,000 cubic yards of contaminated soil; placement of treated soils into excavated areas; extraction and treatment, via air-stripping and carbon adsorption, of the GW underlying the site, and reinjection to recharge the treated water into the ground; disposal of the treatment residuals at an off-site RCRA hazardous waste facility
1st
COCs include VOCs, PAHs, and metals
Thermal desorption of ~36,100 cys. of soil and wood debrisCapital Cost - $14,839,000O&M - Not applicablePresent Worth - $14,839,000
2nd
COCs include VOCs, PAHs, and metals
Extraction; on-site treatment via activated carbon adsorption, and discharge to SW; excavation, treatment via thermal desorption, and disposal of GCL property soilsGW Present Worth - $9,400,000SW sediment Capital Cost - $300,000
1st
Soil, SW and GW contaminated with TCE, VOCs
Excavation of soil and cap; SW and GW treatment with air stripping; extension of municipal water supply
1st of 2
GW, soil, and sludges contaminated with PCBs
Dredging and excavation of sediments treatment by either biological technology or thermal destruction; recovery and treatment of GW
2nd
Soil contaminated with PCBs
Mixed treatment/containment remedy of east disposal area; containment of industrial landfill; excavate soils containing PCBs at or above 500 ppm; consolidation and in-place containment of soils containing PCBs above 10 ppm and below 500 ppm
1st
Sediments and GW contaminated with VOCs and inorganics
GW pump and treatment; alternate water supply
Soil and GW contaminated with VOCs
Construct landfill cap; install landfill gas vents; GW extraction and treatment via membrane microfiltration and ultraviolet light and hydrogen peroxide oxidation; monitoring; fencing
1st
Soils contaminated with PCBs
Excavation of PCB-contaminated soils in excess of 10 ppm and off-site disposal at chemical waste landfill; PCB-contaminated soil in excess of 500 ppb will be shipped to a TSCA-permitted incineration facility
GW contaminated with VOCs
Installation of modified geosynthetic membrane landfill cap; construction of stormwater system to control runoff; GW extraction and treatment of VOCs in excess of 50 ppb via aeration; monitoring; and supplemental GW investigation
Soil, GW, and SW contaminated with VOCs, Semi-VOCs and Inorganics
Landfill cap; extension of City Water Supply Line; and, if needed, GW collection/treatment/disposalCapital - $13,763,000 - $16,454,000O&M - $174,000 - $936,000Present Worth - $18,174,000 - $32,580,000
1st
GW contaminated with PCE
Onsite treatment with discharge to POTW
2nd
GW contaminated with VOCs
Restore Well as public drinking water; prevent further spread of contaminated GW w/in Newtown Creek Aquifer; construction of two treatment plants; treatment of GW through filtration, airstripping and Vapor Phase Carbon Adsorption
2nd
Dioxin in sewer and creek sediment
Sewer and creek sediments will be thermally treated onsite; residuals if determined to be non-hazardous will be disposed of onsite in selected areas
3rd
Soil contaminated with dioxin, metals, VOCs, PAHs and pesticides
Excavation of contaminated soil followed by on-site solidification/stabilization; placement of soil on-site within the same unit of contamination from which it originated, with a low permeability cover (consistent with RCRA landfill closure requirements); additional sampling and analysis of groundwater to determine whether ARARs and other criteria are being met; monitoring of groundwater; treatability studies during the remedial design to determine the effectiveness of the solidification process
1st
Soil and sediments contaminated with VOCs, PCBs and phenols; leachate contaminated with organic compounds, cyanide, phenols, iron and manganese
Consolidation into the landfill of contaminated soil and sediment adjacent to the landfill; installation of impermeable cover which complies with RCRA closure requirements; leachate collection system; dewatering of the landfill; upgradient groundwater controls to lower and maintain the groundwater table from coming in contact with the waste material; on-site treatment of collected contaminated leachate/groundwater - effluent would be discharged to an intermittent stream; fencing; deed restrictions; long-term water quality monitoring
Sub
Soil contaminated with heavy metals, VOCs, base/neutral extractable compounds, and pesticides; groundwater contaminated with TCE, VOCs; building contaminated with heavy metals
Decontamination of the inside surfaces and contents of the facility to remove heavy metal-contaminated dust; excavation of cadmium contaminated soil and on-site dredge spoils vault; fixation of the excavated soil, dust and vault sediments; off-site disposal of the cadmium-contaminated soils, sediments and dust; excavation of the VOC-contaminated soil hotspots followed by enhanced volatilization and replacement of the clean residuals on-site; backfilling of the excavated areas with clean fill; institutional controls; long-term monitoring of groundwater; evaluation and performance of minor repairs
1st
Pier Area and East and West Foundry Cove sediments contaminated with cadmium, cobalt and nickel
Dredging of contaminated sediments; thickening of dredged sediments, on-site fixation, and disposal offsite
2nd
Sludges contaminated with VOCs and semi-volatile compounds; soils contaminated with toluene, ethylbenzene, xylene, and lead
Excavation of drums, containers, and contaminated soils; transportation to off-site hazardous waste treatment facility
1st
Soil and GW contaminated with heavy metals; surface water contaminated with elevated levels of inorganics
Cover cell #1 with low permeability cap; no action alternative for sludge lagoon area contingent on samplings from the second operable unit study
GW contaminated with heavy metals
No Action
1st
Groundwater contaminated with VOCs; methane gas
Installation, operation and maintenance of a system of groundwater recovery wells near the plume of VOCs and landfill leachate; treatment of recovered water using an air stripper and carbon filtration; capping of remaining area of landfill not capped; monitoring
Soil and GW contaminated with VOCs - benzene, PCE, TCE, toluene, xylenes, as well as other organics - naphthalene, and PAHs
Soil vacuum extraction for removal of aliphatic hydrocarbons; GW extraction for onsite treatment with metals precipitation and air stripping followed by granular activated carbon polishing; chemical-specific soil cleanup goals are based on SDWA MCLs to protect GW
1st
Soil and GW contaminated with VOCs, SVOCs, PHCs, metals, and pesticides
Install low permeability barrier cover over landfill; GW monitoring
3rd
Soil and GW contaminated with VOCs, PHCs, pesticides, and metals
Site grading and vegetation establishment for closure of Landfill LF-022
SS-011
Soil contaminated with DDT
No Further Action
1st
Soil contaminated with vapor phase volatile organics; GW contaminated with volatile organics
Closure of L-4; rehabilitation of existing active gas venting system; extension of system around L-4 perimeter; placement of extraction wells; treatment of extracted GW; air stripping; installation of GW monitoring wells and GW and landfill gas wells
1st
GW contaminated with heavy metals; low levels of chlorinated organics and cyanide in a few samples
Extraction and treatment, via metal precipitation, ion exchange, and activated carbon, of GW in the Upper Glacial Aquifer; disposal of treatment residuals at a RCRA subtitle C facility
2nd
Subsurface soils contaminated primarily with cadmium, chromium, lead, nickel, TCE, and 1,2-DCE
Excavation and off-site disposal of contaminated subsurface soils; and backfilling excavated areas with clean soil
3
GW contaminated with metals
No Action
1st
Building debris and soil contaminated with radium-226 and radon
Partial decontamination of facility followed by complete dismantling
Soil and GW contaminated with SVOCs
Install landfill cap using multi-media system, including layers of fill material; install GW extraction wells; install perimeter drain around sections of landfill cap; air monitoring; and deed restrictions
1
Sediment contaminated with PCBs, VOCs, SVOCs, PAHs, metals, and TDBFs
Sediment removal, partial thermal desorption (only sediments in excess of 25 ppm PCB)Present Worth - $35,100,000O&M - $28,000/yr.
1st of 2
GW contaminated with TCE, 1,1-DCE, 1,2-DCE, vinyl chloride, 1,1,1-TCA, and acetone
Extract and treat GW via air stripping; monitoring; and institutional controls
2nd
Suspected lead contamination in soil and sediments
No Action
Soil and GW contaminated with VOCs
Excavation and off-site disposal of ~365 cys of contaminated soil; GW extraction and treatment via air stripping; and monitoring
1st
Drums containing liquid solvents; soil contaminated with VOCs
Excavation of soil and drums; transport of drums to off-site treatment and disposal facility; on-site low temperature thermal treatment of soil; monitoring
Soil contaminated with VOCs
Excavate soil and buried drums; off-site treatment and disposal of drums; low-temperature thermal treatment of soil; monitoring
1st
Cell disposal area and drum storage area contaminated with VOCs
Excavation and treatment via off-site thermal destruction; construction of multi-layered cap; follow-up investigation
2nd
Soil primarily contaminated with arsenic and lead
Excavate and treat surface soils on-site; institutional controls; monitoring
1st
GW contaminated with chlorinated hydrocarbons and some aromatics, xylenes; GW upgradient contaminated with VOCs; soil contaminated with xylene, CB, ethylbenzene, trans-1,2 dichloroethene, and tetrachloroethene
In situ steam or air stripping of the contaminated soil, approximately 1250 cubic yds; GW extraction, treatment and reinjection, to restore the aquifer to cleanup levels identified in the decision summary
2
Upgradient GW contaminated with VOCs and metals
No Further Action
1st
Soil and GW contaminated with VOCs, PCBs arsenic, cyanide, cadmium, and lead
Removal and off-site disposal of buried drums via excavation; excavation of PCB-contaminated soil; on-site treatment of VOC-contaminated soil via low temperature thermal extraction; treat GW via chemical precipitation, air stripping and carbon adsorption
1st
GW contaminated with VOCs
No further action with GW monitoring
Sediments and storm water contaminated with metals and VOCs
No Further Action
2nd
Soils contaminated with VOCs
In situ vacuum extraction of VOCs from soil followed by carbon adsorption; treatment and disposal of contaminated carbon at off-site facility; monitoring
1st
GW contaminated with VOCs and metals
Capping; slurry wall; offsite or onsite treatment of leachate
Soil and GW contaminated with VOCs
Installation landfill cap; well sampling; GW monitoring; landfill gas venting; installation of perimeter fencing
1st
Groundwater, surface water soils and sediments contaminated with organics and inorganics
Excavation of contaminated soils followed by onsite solidification; installation of deep groundwater drawdown wells to collect the sinking contaminant plume and installation of shallow dewatering wells to collect contaminated groundwater and oil during excavation; onsite treatment of the contaminated groundwater and oils with subsequent discharge; offsite thermal treatment of contaminated tank oils; cleaning and demolition of the empty storage tanks; onsite disposal of the solidified soil and surface grading; treatability studies
Soil and GW contaminated with VOCs
Extraction and treatment of GW with discharge to the PREPA irrigation canal; soil excavation and off-site disposal; monitoring
Soils and sediments contaminated with mercury
Excavate and dewater contaminated soils and sediments; off-site disposal of soil and sediment; regrading and revegetating
1st
Soil, perched GW and debris contaminated with mercury
Onsite hydrometallurgical treatment of the soil, perched GW and waste-fill materials with residue disposed of in the former waste-fill area, followed by covering with a clean soil cover and onsite treatment of the leaching agent with residual discharge to POTW; additional investigation of the GW to determine extent of contamination; limited GW monitoring, if GW remediation is not required
Interim
Soil and GW contaminated with VOCs
GW extraction and steam stripping followed by discharge to Mamey Creek; Soil vapor extractionPresent Worth - $8,987,000O&M - $370,000/yr.
1st
Soil contaminated with VOCs
Construct cap; fencing; institutional controls; construct passive landfill gas venting system; construct leachate control system; temporary relocation of families along immediate north face of landfill
2nd
GW COCs include metals, chloroform
Natural attenuation; no action; monitoring; institutional controlsCapital Cost - $51,624O&M - $42,250/yr.Present Worth - $603,112
1st
GW contaminated with carbon tetrachloride
Continued pumping of groundwater extraction wells and treatment using an upgraded air-stripping system discharging to a sinkhole and the public water supply distribution system; installation, pumping and treatment of two new extraction wells; installation of chloride monitoring wells near the coastline; long-term groundwater monitoring; reevaluation within five years
1st
GW contaminated with PCE, TCE and other VOCs
Pump and treatment with discharge to creek or public distribution system
To obtain copies of selected Records of Decision, please fill out the INSS request form or e-mail your request to inss@envinfo.com. The Network also can be reached via telephone at (202) 467-7777 or FAX at (202) 467-7176.