superfund Articles

  • Superfund site - creosote removal

    Project Profile:US EPA Groundwater Remediation of Creosote Oil DATA: End User: US EPA, Army Corps of Engineers, Superfund site program Location: Bainbridge Island, WA Commissioned: Spring, 2005 Units: (1) FDB-7P Hydromation Deep Bed, Filter (HDBF) Flow Rate: 70 ...


    By Filtra Systems

  • Texas Superfund Case Study

    The site is a former refinery that occupied approximately 64 acres of land in West Texas. Refinery operations produced all grades of gasoline, tractor fuels, diesel, distillate products, and fuel oils and operated between 1939 and 1954. As a result of past waste management practices, releases to soils and ultimately ground water occurred, resulting in the formation of a dissolved-phase benzene ...


    By GEO Inc

  • Marzone Superfund Site Remediation

    Marzone Superfund Site Project Description CH2M HILL conducted engineering, procurement, contracting, scientific and analytical support, community relations, and regulatory agency negotiations for Chevron. Through integrated and innovative efforts we remediated 20,000 tons of contaminated soils and impacted groundwater 3 years ahead of schedule. The latest in a long series of owners ...


    By CH2M Hill Companies, Ltd.

  • Maywood, Ca - Pemaco superfund site

    Thermal Remediation Services, Inc. (TRS) subcontracted to TN & Associates to provide an Electrical Resistance Heating (ERH) remediation of trichloroethene (TCE) in soil and groundwater at the Pemaco Superfund Site located in Maywood, California. This is the first EPA Record of Decision (ROD) in California that includes ERH as the selected technology for the treatment of a deep TCE source ...


    By TRS Group, Inc.

  • Improved controls would reduce superfund backlogs

    Neither EPA nor the New Jersey Department of Environmental Protection (NJDEP) took actions needed to ensure progress at seven New Jersey-led Superfund site clean-ups. These sites were listed on the NPL over 20 years ago but still have not had a final clean-up remedy constructed (construction completion). Delays occurred primarily because EPA Region 2 and New Jersey did not use available ...

  • Continuous Arsenic monitoring at US EPA Superfund site

    A Cogent Environmental continuous heavy metals analyser, the OVA5000, has been configured to provide accurate Arsenic monitoring data at a US EPA Superfund site in New Jersey, USA, since 2005. The following information will outline the ways in which this technology has helped to protect the environment at the site, ensuring compliance with discharge consents and helping the remediation contractor ...

  • Superfund Investigates Land Pollution from the Past…and Present

    On September 7, 2016, we took steps to respond to states, tribes and citizens who asked for our help addressing contaminated sites. In response, we are adding 10 hazardous waste sites to the National Priorities List (NPL). The NPL is our list of more than 1,300 of the most contaminated sites in the country that we are addressing under the Superfund program. Superfund is one of the most important ...

  • Building and breaking a bridge of trust in a Superfund site remediation

    Trust is widely recognised as a key variable in perceptions and decision-making about environmental risks. However, most considerations of trust treat it as a simple two-agent relationship. Based on an analysis of a contaminated site cleanup in New Jersey, we identify a more complex construction of trust formed between multiple stakeholders. We refer to this construction as 'bridging'. In the ...


    By Inderscience Publishers

  • Epa can recover more federal superfund money

    Purpose The purpose of this evaluation was to examine issues related to recovering Superfund expenditures from the potentially responsible parties (PRPs) at a sample of Superfund national priority list (NPL) sites. We addressed the  following questions: 1 What were the total Superfund expenditures at NPL sites where a viable business is the   primary responsible party, and have ...

  • THAN Superfund Site (Pilot), Montgomery, Alabama, USA

    Montgomery, Alabama, USA Project Bioremediation of Pesticide Impacted Soil/Sediment Summary Soil and sediment (~4,500 tons) impacted with Toxaphene, DDT, DDD and DDE were excavated from impacted areas on the site, including a surface water drainage way. Impacted soils were placed in a prepared bed on site and a cycled, anaerobic/aerobic bioremediation ...


  • 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

  • Site Hazard, Settlement Activity and Superfund Liability Valuation

    HYPOTHESIS: Site (extent and cost of clean-up) and allocation uncertainty (number of parties associated with the site) surrounding contingent Superfund liabilities affect their market valuation. EPA data providing information on the extent of uncertainty surrounding contingent Superfund liabilities will be relevant to valuation. H-1: The number of Superfund sites with which a firm is identified ...


  • Extensive remediation of superfund site - case study

    The 80 acre site, formerly a minerals processing facility, was operated primarily to recover lithium and other rare-earth minerals from ores. Raw ores were imported to the site for processing. During one phase of its operations, the facility also processed uranium ores for the government. The site was listed as by the U.S. Environmental Protection Agency (EPA) as a Comprehensive Environmental ...

  • Case study - Pemaco superfund site remediation

    OVERVIEW Pemaco was formerly a chemical facility located in a light industrial and residential area of Maywood, CA, adjacent to the Los Angeles River. No one knows how long hazardous substances had been leaking into the ground but the operations date back to the 1940's.  Up until closure of the facility in 1991, chlorinated solvents, aromatic solvents, and flammable liquids had ...

  • N. Railroad Ave. Plume Superfund Site - New Mexico

    The NRAP site is a state-lead site in its 7th year of groundwater treatment operations by in-situ enhanced reductive dechlorination. The site’s lead agency, the New Mexico Environment Department (NMED), recently completed a response action report to document ongoing progress in their remediation efforts. NMED utilized EnviroInsite in that effort to assist in the interpretation of sampling ...


    By EarthSoft, Inc

  • Can Stigma Explain Large Property Value Losses? The Psychology and Economics of Superfund

    This research documents the long term impacts of delayed cleanup on property values in communities neighboring prominent Superfund sites. The research examines the sale prices of nearly 34,000 homes near sites in three metropolitan areas for up to a 30-year period. To our knowledge, no other property value studies have examined sites in multiple areas with large property value losses over the ...


    By Springer

  • TerraTherm to Remediate Soils at the Beede Waste Oil Superfund Site - Case Study

    The Beede Site is the former location of a state-licensed and regulated waste oil recycling and disposal facility. The nearly 41-acre Site is located in a residential area of Plaistow, New Hampshire (NH). Operations at the Site began in the 1920s, and continued until the state of NH ordered its closure in 1994. From the 1920s to 1994, thousands of NH residents and businesses were customers of the ...


    By TerraTherm, Inc.

  • PRB Installation at Superfund Site Using Angled Drilling - Case Study

    ABSTRACT BOS 100® was injected adjacent to and beneath a stream using a direct push angle drilling technique to successfully create a PRB and limit PCE flux from the upgradient source area into the stream. CHALLENGES The Superfund site is a former textiles facility where tetrachloroethylene (PCE) was used in dry-cleaning operations. Approximately ...

  • Field Screening Methods for the Presence of DNAPL, Superfund Site, southern California

    Characterizing the lateral and vertical extent at a Dense Non Aqueous Phase Liquid (DNAPL) impacted site can prove to be a challenging task. Field methods employed to verify the presence of DNAPL have included the use of down-hole Ultraviolet Induced Florescence technologies, the application of down-hole detection materials such as dye impregnated fabrics, and the installation of monitor wells ...


    By Hargis + Associates Inc

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