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  • Andover, Vapor Extraction and Refrigerated Condensation Case study

    Andover, Vapor Extraction and Refrigerated Condensation Case study

    Vapor Extraction and Refrigerated Condensation was used as a primary source removal technology to remediate high concentrations of recalcitrant chlorinated solvent compounds at the WDE Site in Minnesota. The use of Refrigerated Condensation has ...

  • Case study: Cuyama

    Case study: Cuyama

    ESTR Overview Consultant: EDD Neighborhood: Suburb Heating Tubes: 36 Target Temp: 200 ˚C Heating Period: 45 Days Target: Destruction Rate Efficiency: > 90% Contaminant: Petroleum Hydrocarbons Geology: High TOC, Silts, and Sands Ex ...

  • Case study: EPA region 9

    Case study: EPA region 9

    ISTR Overview Neighborhood: Industrial Heating Tubes: 14 Target Temp: 325 ˚C Heating Period: 130 Days Target: 0.9 mg/kg for Benzene Contaminant: TPH-d TPH-mo Benzene Naphthalene BaP Geology: Silty Sand Clay Well to Poorly Graded Sand In ...

  • Case study: Ford Getrag

    Case study: Ford Getrag

    ISTR Overview Consultant: ICF Neighborhood: Downtown Heating Tubes: 130 Target Temp: 100 ˚C Heating Period: 49 Days Target: 6 mg/kg Destruction Rate Efficiency: > 99% Contaminant: Petroleum Hydrocarbons PAHs, Other Inorganics ...

  • Case study: Hunters Point

    Case study: Hunters Point

    In Situ Thermal Remediation with Gas Thermal Remediation (GTR©) is being used to remove NAPL contaminants from a former military base. The system is extracting nearly 1,000 liters of liquid waster every week. LNAPLs, such as fuel and oils, and ...

  • Case study: Redwood City

    Case study: Redwood City

    GTR + C3 Overview Neighborhood: Downtown Heating Tubes: 9 Heating Period: 6.5 Months Destruction Rate Efficiency: > 99% Contaminant: PCE, TCE Geology: Silt Silty Clay Volume: 142 yd3 Overview The former Dry Cleaner site was located in ...

  • Nyack MGP Site (Isotec Case Study 29)

    Nyack MGP Site (Isotec Case Study 29)

    Site Location: Nyack, NY Contamination: Bedrock contaminated with non-aqueous phase liquid (NAPL) and MGP-related compounds. Primary contaminants of concern (COCs) include volatile organic compounds (VOCs), Poly-nuclear aromatic hydrocarbons (PAH`s) ...

  • Soil Mixing Oxidation at a Former Manufacturing Facility (ISOTEC Case Study 65) - Former Manufacturing Facility, Northern, WI

    Soil Mixing Oxidation at a Former Manufacturing Facility (ISOTEC Case Study 65) - Former Manufacturing Facility, Northern, WI

    ·   Former Manufacturing Facility; Northern Wisconsin. Contaminants of Concern ·   TCE soil levels as high as 140,000 ug/kg. Geology/ Hydrology ·   Site geology consists of mostly clay ...

  •  O&G Superfund Site (ISOTEC Case Study 67) ISCO treatment program using activated persulfate - Kingston, NH

    O&G Superfund Site (ISOTEC Case Study 67) ISCO treatment program using activated persulfate - Kingston, NH

    ISOTEC was retained to implement an in-situ chemical oxidation (ISCO) treatment program at a former drum reconditioning superfund site in Kingston, New Hampshire to address impacted soil and groundwater.  Three separate treatment areas referred ...

  • Confidential Site (ISOTEC Case Study 60) Injection of calcium polysulfide for in-situ treatment of heavy metals (hexavalent chrome)

    Confidential Site (ISOTEC Case Study 60) Injection of calcium polysulfide for in-situ treatment of heavy metals (hexavalent chrome)

    ISOTEC was retained to implement a calcium polysulfide (CAPS) treatment program at a confidential site in northern New Jersey to address heavy metal impacted soils. The target contaminant of concern (COC) was hexavalent chromium [Cr ...

  • ISOTEC Technology Effectively Treats 1,4-dioxane

    ISOTEC Technology Effectively Treats 1,4-dioxane

    ISOTEC, with over 13 years of ISCO experience, has successfully demonstrated treatment of 1,4-dioxane in laboratory experiments. An initial laboratory test produced a 99%+ reduction in a field sample spiked 1,4-dioxane (see table 1). The result ...