Superfund Sites Articles

  • 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

  • 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 ...

  • 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 ...

  • What does EPA’s new guidance on greener cleanup activities mean to you?

    On August 2, 2016, the United States Environmental Protection Agency (EPA) issued “Consideration of Greener Cleanup Activities in the Superfund Cleanup Process” in the form of a guidance memorandum to Regional Superfund National Program Managers and Regional Counsels. So what does it mean to site ...


    By CH2M Hill Companies, Ltd.

  • Case study - Superfund site, water pump & treat system

    Anguil Aqua Systems LLC was contracted as part of a team of companies to implement a ground water pump and treat system intended to remove trichloroethylene (TCE) from a local aquifer designated as a Superfund Site by the Environmental Protection Agency (EPA). Though the site is nestled between the buildings and roadways of an existing and operating industrial facility, the overall extent of the ...

  • 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 ...

  • 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

  • EPA Names New Director of the Pesticide Re-Evaluation Division

    On February 1, 2016, the U.S. Environmental Protection Agency (EPA) announced that Yu-Ting Guilaran has been selected as the new Director of the Pesticide Re-Evaluation Division (PRD) within the Office of Pesticide Programs (OPP), effective February 7, 2016. Yu-Ting has been the Biological and Economic Analysis Division (BEAD) Director since 2013, and with the agency for ...


    By Bergeson & Campbell, P.C.

  • EPA Technology News & Trends - Tacoma “Well 12A” Superfund Site

    The U.S. EPA Region 10 office uses an adaptive site management approach that relies on high-resolution site characterization (HRSC) techniques for strategic sampling at the Well 12A project area. This approximate one-square-mile project area is one of three at the 2.5-square-mile Commencement Bay-South Tacoma Channel Superfund site in Tacoma, Washington. The vicinity of Well 12A, one of 13 wells ...


    By TRS Group, Inc.

  • Tacoma, Washington - Well 12A superfund site - Case Study

    Combined Remedies for DNAPL Remediation Project Summary TRS Group, Inc. (TRS) teamed with KEMRON and AMEC, under KEMRON's U.S. Army Corps of Engineers (USAGE) Environmental Remediation Services Multiple Award Task Order Contract (MATOC), to perform electrical resistance heating (ERH) for the remediation of volatile organic compounds (VOCs) in the vadose zone ...


    By TRS Group, Inc.

  • Superfund Compliance Review - Document/site review and investigation - Case Study

    Midwestern US The Summary We provided expertise in determining if previously closed waste management units and ongoing remediation efforts at an oil facility were and are being conducted in a manner consistent with applicable provisions of the federal Superfund program and the National Oil and Hazardous Substances Pollution Contingency Plan (NCP). ...


    By AlterEcho

  • Influence of a chlor‐alkali Superfund site on mercury bioaccumulation in periphyton and Low‐trophic level fauna

    In Berlin, NH, the Androscoggin River flows adjacent to a former chlor‐alkali facility that is a US EPA Superfund site and source of mercury (Hg) to the river. A study was conducted to determine the fate and bioaccumulation of methylmercury (MeHg) to lower trophic‐level taxa in the river. Surface sediment directly adjacent to the source showed significantly elevated MeHg (10–40x increase, ...


    By John Wiley & Sons, Ltd.

  • Fingerprinting 2,3,7,8‐tetrachlorodibenzodioxin contamination within the lower Passaic River

    The lower Passaic river (LPR) is an operable unit of the diamond alkali superfund site at 80 and 120 Lister avenue (site) in Newark, New Jersey. Between 1948 and 1969 the diamond shamrock chemicals company and its predecessors manufactured chemicals such as pesticides and phenoxy herbicides, including 2,4,5‐trichlorophenol, which is a precursor to 2,4,5‐trichlorophenoxyacetic acid—one of the ...


    By John Wiley & Sons, Ltd.

  • Interview with Ronald Ebelhar, 2015 Chairman of the ASTM Board

    Ron Ebelhar has provided leadership in civil engineering projects and ASTM technical committee work since the 1970s. This year, he brings his experience to his elected position as chairman of the ASTM board of directors. You have worked on dozens of engineering projects since getting your degrees in civil engineering. What are some of the most interesting and challenging jobs you ...


    By ASTM International

  • Progress Soil Sampling Results Collected from Phase 1 at SRSNE Superfund Site in Southington, Connecticut

    TerraTherm has recently completed its final progress soil sampling effort of Phase 1 at the Solvents Recovery Service of New England, Inc. (SRSNE) Superfund site in Southington, Connecticut. The site's total target treatment zone covers an area of approximately 74,195 square feet and an approximate volume of 47,298 cubic yards; with Phase 1 and Phase 2 each comprising approximately half the ...


    By TerraTherm, Inc.

  • 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.

  • 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

  • Workgroup presents updates on Sheboygan River dredging case study

    The Environmental Protection Agency (EPA) declared the lower 14 mile section of the Sheboygan River a hazardous waste site under the EPA Superfund legislation in 1986. A Sheboygan River Dredging Workgroup was established in August of 2009 to assist in coordinating these projects, and is represented by officials from the EPA Region 5, Great Lakes National Program Office (GLNPO), Wisconsin ...

  • Clean Water Act

    The Clean Water Act (CWA) is the primary federal law in the United States governing water pollution. Passed in 1972, the act established the goals of eliminating releases of high amounts of toxic substances into water, eliminating additional water pollution by 1985, and ensuring that surface waters would meet standards necessary for human sports and recreation by 1983. The principal body of law ...


    By IWA Publishing

  • Remedial strategy at superfund site calls for organophylic clay sediment cap case study

    Project: Port of Portland Nearshore Cap Location: Portland. OR Products: Bulk Organoclay Background: U.S. EPA and the Port of Portland signed a legal agreement to assess and clean up contaminated river sediment at the Port's marine Terminal 4. This agreement authorizes the first early action cleanup project in the Portland ...


    By CETCO

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