Superfund Sites Articles

  • 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.

  • 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

  • Reactive core mat installed as NAPL control remedy at vermont superfund site case study

    Project: Pine Street Canal Superfund Site Location: Burlington, Vermont U.S.A. Products: Reactive Core Mat Organoclay Organic Adsorption Media Background: A manufactured gas plant operated at the Pine Street Canal site from 1895 to 1966. The plant disposed of wastes from the gasification process, including coal tars, which ...


    By CETCO

  • Activated carbon mat utilized in subaqueous cap on major superfund site case study

    Project: Stryker Bay Location: Duluth, MN Products: GAC Reactive Core Mat® (GAC = Granular Activated Carbon) Background: Stryker Bay was heavily polluted from the late 1800s through 1962. The harbor area was ringed with tar and coke plants, heavy industry and slaughterhouses that all discharged industrial waste into the ...


    By CETCO

  • 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 ...

  • Success in the Lab Leads to Success in the Field

    Success in the Lab Leads to Success in the Field Superfund Site in Pennsylvania  Problem:  Degrade TCE in the presence of 1,1,1-TCA   They said it couldn't be done. Most strains of Dehaloccoides (Dhc) would not dechlorinate TCE in the presence ...

  • Chitorem chitin complex barrel test at the national tunnel NPL site in black hawk, Colorado

    Background Superfund Study Area covering 400-square mile drainage basin of Clear Creek. Discharge from National tunnel Adit contains elevated levels of metals and low p H. CHITOREM chitin complex tested as substrate for sulfate reducing bioreactor (SRB). CHITOREM chitin complex evaluated against corn stover, wood chips, and continuous feed ...


    By JRW Bioremediation, LLC

  • Dredging the Hudson River

    Dredging the Hudson River SRS Crisafulli follows the activities of our larger corporate cousins tackling tough environmental remediation dredging projects.  One of the toughest is the Hudson River EPA PCB GE cleanup. Watch ...


    By SRS Crisafulli, Inc.

  • US EPA Method OLM04.2 SVOA (CLP Semivolatiles) by GC-MS on the Supelco SLB™-5ms

    Application Report 478 US EPA Method OLM04.2 SVOA (CLP Semivolatiles) by GC-MS on the Supelco SLB™-5ms The Contract Laboratory Program (CLP) is a nationwide network consisting of testing laboratories, contractors, and EPA employees. Its primary function is to provide analytical data in support of EPA’s Superfund program. To ensure the data is of ...


    By Sigma-Aldrich Co., LLC

  • 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 to as Area A, Area B and Area C were designated for treatment.  Primary contaminants of concern (COCs) at the site include benzene, toluene, ...

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