Soil Remediation Regulations Articles

  • Horizontal Remediation Wells - Case Study

    Why wait 30 years…when HRWs are here today! After 30 years of remediation, the responsible party became frustrated with the limitations of vertical wells and the inability of methods used to achieve cleanup goals.  Seeking site closure, the soon to be client, turned to Directional Technologies and Horizontal Remediation Wells (HRWs) to break the stalemate.  The HRWs were ...

  • Soil and Ground Water Remediation Case Study

    On this State Funded Clean-Up project, Global was the project engineer and was responsible for the design of an air sparging/soil vapor extraction remediation system. The system included five soil vapor extraction wells and twelve sparging wells that operated on a rotating schedule. One of the soil vapor extraction wells and nine of the sparging wells were installed as horizontal wells beneath ...

  • Remediated sites and brownfields: Success stories in Europe

    This document presents examples of success stories of remediation of contaminated soils in various contexts and different European countries. Thirteen countries comprising 19 European regions present a total of 29 cases which illustrate how soil and brownfields remediation along with sustainable land management have become essential for reversing the trend of soil degradation and ensuring the ...

  • Superfund Remediation: The Key to Land Reuse Case Study

    The technology is ready and, with state and federal tax credits waiting, the economics look better than ever: New Jersey, one of the first states to be industrialized, finds itself plagued with the contaminated aftermath of pre-EPA industries: soil contamination. From superfund sites to the gas station whose underground storage tank has been oozing for the last 20 years, every ...


    By CR Clean Air Group, LLC

  • Dry Cleaner facility redevelopment opportunity DNAPL source zone ERDEnhanced In-Situ Remediation Pilot Study Stoney Creek, Ontario Canada case study

    Project Highlights ERDENHANCED Pilot Study >72% reduction in PCE molar mass in 8-month period. ERDENHANCED Proven CostEffective Green Source Mass Destruction Strategy ERDENHANCED Proven CostEffective Sustainable Biostimulation Strategy ERDENHANCED evaluation performed under Ministry of Environment (MOE) approval ERDENHANCED Pilot Study ...

  • Seattle, WA - Active chemical distribution facility - Case Study

    Guaranteed Remediation of TCE and PCE under Active Facility Project Summary TRS Group, Inc. (TRS) working with FLOYD|SNIDER a local Seattle consulting firm, completed a guaranteed fixed price remediation (GFPR) of tetrachloroethene (PCE) and trichloroethene (TCE) in soil at an active bulk chemical warehouse and distribution facility in Seattle, Washington. ...


    By TRS Group, Inc.

  • Shenandoah, VA - DNAPL in clay at active facility - Case Study

    Guaranteed Remediation of TCE and 1,1-DCE in Soil and Bedrock Project Summary TRS Group implemented an electrical resistance heating (ERH) remedy to remove trichloroethylene (TCE) in overburden soil surrounding a former dry well located at a manufacturing facility in Shenandoah, Virginia. TCE soil concentrations were measured at levels that were indicative of separate-phase liquid. Initial ...


    By TRS Group, Inc.

  • Treating Aniline Compounds at a Former Pharmaceutical Plant, Lombardia, Italy

    Integrated Remediation Approach with Sodium Persulfate based In Situ Chemical Oxidation (PersulfOx®) and Biosparging on Impacted Soils and Groundwater Geology : Sandy and Clayey Silt Contaminant Of Concern : Aniline and its Derivatives (i.e. N,N-diethylaniline) COC Range : 100 mg/kg in Saturated Soil (source area) up to 1000 µg/L in Groundwater Target Level : ...


    By Regenesis

  • Risks from Renegade Nanoparticles during field deployments within NanoRem

    The aim of NanoRem is to support and develop the appropriate use of nanotechnology for contaminated soil and groundwater remediation. NanoRem focuses on facilitating practical, economic and exploitable nanotechnology for in-situ remediation. This can only be achieved in parallel with a comprehensive understanding of the environmental risk-benefit balance for the use of nanoparticles (NPs). One ...


    By NANO IRON s.r.o.

  • Breaking Stakeholder Gridlock case study

    Challenge: Antea Group assisted multiple property stakeholders with the development of a liability transfer program to facilitate the remediation and closure of a PCB, chlorinated VOC and TPH contaminated former oil recycling depot site in New Jersey. Prior to Antea Group involvement, the property stakeholders had been in negotiation deadlock regarding the site for 18 ...


    By Antea Group - USA

  • Achieving exemplary compliance case study

    Challenge: A major integrated oil company retained the services of Antea Group to manage environmental liability at a bulk storage and distribution facility that supplies gasoline, diesel fuel and other refined petroleum product to Minnesota, Iowa and Wisconsin.  The property presented a series of unique challenges including multiple LNAPL plumes, ...


    By Antea Group - USA

  • In situ Remediation of 1,4-Dioxane using Electrical Resistance Heating

    An increasing number of states are establishing enforceable 1,4-dioxane cleanup goals due to recent improvements in analytical detection methods and existing carcinogenic risk information for 1,4-dioxane. Historically, 1,4-dioxane was used as a stabilizer for chlorinated solvents, primarily 1,1,1-trichloroethane. In addition, 1,4-dioxane has been used in a broad range of products including but ...


    By TRS Group, Inc.

  • EPA Region 9 Case Study (In Situ Gas Thermal Remediation (GTR™))

    In Situ Thermal Remediation was used to successfully treat benzene, TPH-d, TPH-mo, BaP, and Naphthalene from a former gas plant in EPA Region 9. Gas Thermal Remediation (GTRTM), using Thermal Conductive Heating (TCH), raised the temperature of the soils in the treatment zone of the former MGP site to an average temperature of approximately 325 degrees Celsius.  The COC(s) identified at the ...


    By GEO Inc

  • Depth of the biologically active zone in upland habitats at the Hanford Site, Washington: Implications for remediation and ecological risk management

    Soil invertebrates, mammals, and plants penetrate and exploit the surface soil layer (i.e., the biologically active zone) to varying depths. As the U.S. Department of Energy remediates radioactive and hazardous wastes in soil at the Hanford Site, a site‐specific definition of the biologically active zone is needed to identify the depth to which remedial actions should be taken to protect the ...


    By John Wiley & Sons, Ltd.

  • Site assessments and remediation case study

    Service(s) performed: Phase I site assessment/soil investigation/soil remediation project for a golf course Summary: Prior to the sale of the golf course property, our experts were engaged to conduct a Phase I Site Assessment. Due to poor management practices, the facility was found to have multiple releases of fuel and waste oil, which were above acceptable ...


    By EFI Global, Inc.

  • 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: ...

  • Reviewed - Top 5 Thermal Soil Remediation Companies

    Soil remediation broadly refers to the ‘repair’ and ‘renewal’ of contaminated land. To preserve the sanitation of the area, contaminants in the land are treated or removed using different soil remediation techniques. However, one of the most effective techniques that have greatly evolved over the years to restore the damaged soil is the thermal soil remediation technique. ...


    By IWA Publishing

  • Just in time for the holidays!

    Find our November 2013 Enhesa Flash in your inbox today and light upon the most relevant EHS regulatory topics and trends before heading home for the holidays. Our partners and consultants have done a fantastic job drawing upon issues that are relevant to organizations across the board. ...

  • Ejlskov A / S achieves great results with BOS 200® in Denmark

    What's Danish for "fuggedaboutit?" That's what we exclaimed when we learned that an active petrol fueling center in Denmark had considered traditional "dig and haul" tactics for free-phase LNAPL contamination. To the rescue? RPI-Group member Ejlskov A/S and BOS 200®, which arrived on site ready to eliminate LNAPL from soil and groundwater and reduce groundwater contamination to below strict ...

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