contaminant transport News

  • Density dependant water flow and contaminant transport

    SoilVision Systems Ltd. would like to announce the release of the addition of fully coupled density-dependent water flow and contaminant transport in ChemFlux and SVFlux. Using the new density-dependent flow capability can improve the accuracy of the simulation of heavy salt water. This new feature has been implemented in 1D, 2D, and 3D models and is enabled to work with the Professional version ...


  • Alaska Department of Transportation and Public Facilities to close contaminated wells, protect groundwater in EPA agreement

    The Alaska Department of Transportation and Public Facilities and the U.S. Environmental Protection Agency have reached an agreement to close 55 motor vehicle waste disposal wells across Alaska located at state vehicle repair and maintenance facilities. Some of the wells are located in state-designated groundwater protection areas and posed a risk to groundwater resources that communities use for ...


    By Barrier Systems, LLC

  • Groundwater movement and contaminant transport in the Earth’s subsurface are the focus of two 2017 Darcy lectures

    Quantifying water movement and contaminant transport in the Earth’s subsurface are the critical issues addressed during presentations offered through the 2017 Henry Darcy Distinguished Lecture Series in Groundwater Science. Earth’s subsurface is part of the “critical zone” — the layer of the planet from the tops of the trees to the bottom of groundwater. This zone is ...

  • Tungsten groundwater contamination

    Originally thought to be non-toxic, tungsten is replacing lead in fishing weights and in ammunition for hunting and recreational shooting. However, recent studies indicate that (under certain environmental conditions) some forms of tungsten can move readily through soil and leach into groundwater. A Kansas State University scientist investigates. Tungsten is a naturally occurring metallic element ...


  • Idaho Transportation Department fails to perform advance asbestos inspection, report contaminated building demolition, in Priest River, ID

    The Idaho Transportation Department (ITD) has settled with the U.S. Environmental Protection Agency (EPA) over federal asbestos violations at a building demolition site near Priest River in northern Idaho’s Panhandle. According to the EPA, ITD failed to inspect a former commercial building located in Priest River, Idaho for possible asbestos contamination prior to its demolition and failed ...

  • Swiss made air contamination test

    Technology Care LLC in Zurich, Switzerland has developed a simple test for measuring air cleanliness. Hans Wyssen, from Technology Care LLC, explains: “Airborne contamination, can severely impact health as well as business processes. DustCheck allows you to verify if proper air cleanliness is consistently being maintained in your facility.” Dustcheck provides more comprehensive information about ...


    By Technology Care LLC

  • Disposal of contaminated soils – Montreal garrison

    The work includes, but is not necessarily limited to the supply of labour, material, supervision and equipment necessary for loading from stacks of soil and/or excavation, transport and disposal of contaminated soil. Those wishing to obtain a set of Plans & Specifications for this project must place an order with MERX by logging on their website: www.merx.com or by contacting ...


    By GLOBE Foundation

  • Cooltrax Fresh inTransit Meets New CARB Compliance Mandates Enacted to Reduce Toxic Air Contaminants From Transport Refrigeration Units (TRUs)

    Cooltrax, provider of real-time cold chain tracking and monitoring solutions for temperature-sensitive products and mobile assets, today announced it has been recognized by the ...


  • GEI Enhances Contaminated Sediments Practice with Shoreline Work

    GEI Consultants, Inc.,one of the nation's leading geotechnical, environmental, water resources, and ecological science and engineering firms announced today the accelerated growth of its national Contaminated Sediments Practice. The company has strengthened its offerings both through acquisition and the hire of a number of senior experts and mid-level technical staff in waste engineering, marine ...


    By GEI Consultants, Inc.,

  • EPA Beginning Work in Willington, Conn. to Remove Contamination

    (Boston, Mass.) - Beginning Monday, Sept. 10th, EPA and its contractors will begin work to carry out a short-term cleanup at the CadleRock Properties Site on Squaw Hollow Road, in Ashford/Willington, Conn. ...

  • Applied Groundwater Flow and Solute Transport Modeling (VMOD2)

    Theory and Hands-on Applications using Visual MODFLOW ...


  • Hanford site treating record amount of contaminated groundwater

    U.S. Department of Energy (DOE) contractor CH2M HILL Plateau Remediation Company (CH2M HILL) has exceeded this year’s goal for treating 1.4 billion gallons of contaminated groundwater at the Hanford Site in Washington state. “In the last few years, DOE built three new groundwater treatment facilities, and now we are seeing the results," said Briant Charboneau, Federal Project ...


    By US Department of Energy

  • One of Largest Transportation Companies in the U.S. to Use MagneGas

    MagneGas Corporation ("MagneGas" or the "Company") (NASDAQ: MNGA), a leading technology company that counts among its inventions a patented process that converts liquid waste into a gaseous fuel, announced today that one of the largest transportation companies in the United States will be using MagneGas® in its railway division for repairs and construction. MagneGas will initially supply fuel ...


    By MagneGas Corporation

  • New insight on the spread of contamination from Fukushima

    A study on the transport of radioactive isotopes from Fukushima in the two months after the nuclear incident suggests that they were at official levels of contamination for 34,000 km2 of Japan, and that 2.8% of iodine radionuclides from the event were calculated to have reached the EU. The 2011 nuclear accident at Fukushima, Japan, caused the release of large amounts of radionuclides ...

  • Monitoring of 120 VOCs on site without risk of contamination

    CHROMATOTEC is continuously developing new applications with one common objective: providing automatic field expertise. The last application sold for industrial area in Shanghai is designed for continuous monitoring of more than 120 VOCs compounds with auto GC 866 FID/MS (airmoSCAN XPERT). This system is totally designed for automatic online monitoring in fixed or mobile station ...


    By Chromatotec Group

  • Federal contaminated sites – the problem that won’t go away

    Thousands of abandoned industrial and military sites across Canada owned by the federal government, contain soils contaminated with PCBs, hydrocarbons, asbestos and heavy metals. Although remediation of these sites has been declared a key federal priority, the number of such sites in Canada remains surprisingly high and the rate of remediation of these sites remains low. Across Canada, ...


    By GLOBE Foundation

  • Applied Groundwater Flow and Solute Transport Modeling (VMOD2)

    Theory and Hands-on Applications using Visual MODFLOW Stockholm, Sweden (September 28-October 01, 2010) We are organizing a 4-day Visual MODFLOW* course in Stockholm, Sweden from September 28-October 01, 2010. This course is designed to present the theory behind MODFLOW 2005, MODPATH, ZoneBudget, MT3D, and WinPEST. Topics that will be covered include: Using Visual MODFLOW to ...


  • Reducing GHG emissions in Canada`s transportation system

    A new report from Sustainable Development Technology Canada (SDTC) says that a $1.5 billion strategic investment in clean technology would enable Canada’s industrial freight transportation sector to cut its greenhouse gas emissions by 49% by 2030. The SD Business Case(TM) on Industrial Freight Transportation forecasts that without tackling the problem, growth in the sector will see greenhouse gas ...


    By GLOBE Foundation

  • Better detection of mercury contamination developed by researchers

    Mercury contamination has a negative impact on both the environment and human health. Researchers have developed a simple visual technique that will make detecting mercury pollution much easier. Mercury poses an international threat, as it can be transported through the air and through the food chain, especially via fish. It is mainly used in thermometers, barometers, dental fillings and ...

  • Gas analyzer builds complete picture of contamination

    Occupational health specialists from Wisconsin, USA, are utilising FTIR gas analysis technology to identify and quantify both known and unknown gas species in a wide variety of applications in which workers are potentially at risk. The FTIR instrument, a Gasmet DX4040, is owned by North Shore Environmental Construction (NSEC), a specialist in the management of hazardous materials response and ...


    By Gasmet Technologies Oy

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