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  • Full Scale Application of MIEX® DOC Resin at the 30 MGD Wanneroo Ground Water Treatment Plant

    Full Scale Application of MIEX® DOC Resin at the 30 MGD Wanneroo Ground Water Treatment Plant

    Perth, the capital of Western Australia, is a city with a population of over 1.3 million people. Over half of the drinking water supply is sourced from groundwater supplies. Prior to the MIEX® pre-treatment upgrade, the 225 MLD Wanneroo GWTP relied ...

  • Packaged MAGNAPAK® DOC Removal System at Big Elk Meadows, CO

    Packaged MAGNAPAK® DOC Removal System at Big Elk Meadows, CO

    With very high formation potential levels in both Total Trihalomethanes (TTHMs) and Haleocetic Acids (HAA5s) of its finished water, Cedar Key was identified by the FL Department of Environmental Protection as a major offender of the Stage 1 ...

  • Improving TOC Removal to Achieve EPA DBP Compliance at the Green Valley WTP

    Improving TOC Removal to Achieve EPA DBP Compliance at the Green Valley WTP

    The Green Valley Water Treatment Plant (WTP) draws its water from two sources to supply Suisun, CA and surrounding communities. The WTP’s distribution system is very long resulting in lengthy detention times where free chlorine used for disinfection ...

  • High Rate MAGNAPAK® System for Stage 1 DBP Compliance

    High Rate MAGNAPAK® System for Stage 1 DBP Compliance

    With very high formation potential levels in both Total Trihalomethanes (TTHMs) and Haleocetic Acids (HAA5s) of its finished water, Cedar Key was identified by the FL Department of Environmental Protection as a major offender of the Stage 1 ...

  • High Rate MAGNAPAK® System reduces high TOC levels at Aireys Inlet

    High Rate MAGNAPAK® System reduces high TOC levels at Aireys Inlet

    The Aireys Inlet Water Treatment Plant (WTP), located about 150 km from Melbourne, is operated by Barwon Water and sources its raw water from the Painkalac Reservoir.  The raw water contains high levels of colour and dissolved organic carbon ...

  • Ozonation Pretreatment to MIEX® Process

    Ozonation Pretreatment to MIEX® Process

    The MIEX®DOC process is a proven technology for the removal of dissolved organic carbon (DOC) from potable and wastewater sources. Occasionally, waters are found to contain an intractable fraction of organic carbon and in such instances, the ...

  • Disinfection By-Products (DBP) Compliance through Pre-treatment for TOC Removal

    Disinfection By-Products (DBP) Compliance through Pre-treatment for TOC Removal

    Over the last few years, utilities have adjusted their existing processes to reduce the formation of DBPs in order to comply with the Stage 1 DBP Rule. With Stage 2 looming in the near future, many utilities have nothing left to optimize in order to ...

    Forrest Vaughan; Elizabeth Pyles

  • MIEX® Pretreatment to Micro & UltraFiltration

    MIEX® Pretreatment to Micro & UltraFiltration

    There are currently (in 2006) four full-scale membrane plants in operation where the MIEX® Process pre-treats water prior to the membrane process. Two plants use Microfiltration (MF) and two use Ultrafiltration (UF). This technical note highlights ...

  • The MIEX® Technology for Municipal Wastewater Treatment

    The MIEX® Technology for Municipal Wastewater Treatment

    The MIEX® Technology is designed for the removal of dissolved organic carbon (DOC). Until recently, the commercial application of the MIEX® Technology has been limited the treatment of potable water from surface or ground water bodies. The MIEX® ...

  • Advanced Oxidation Pretreatment

    Advanced Oxidation Pretreatment

    The MIEX®DOC Technology was designed for the removal of dissolved organic carbon (DOC), a precursor to the formation of THMs and HAAs, from drinking water supplies. More recently, the MIEX® Technology is finding many more applications for the ...

  • Magnetic Ion Exchange Solves Problems

    Magnetic Ion Exchange Solves Problems

    In 2004, Big Elk Water Association, near Estes Park, Colo., earned the unenviable Environmental Working Group label of Colorado water system with the worst quality water. Despite multiprocess treatment, BEWA’s finished water had some of the highest ...

    Frederick W. Pontius; Nelson Renouf; Roy McCutchen

  • Alternative Regenerants

    Alternative Regenerants

    The MIEX® Technology was originally designed for the removal of dissolved organic carbon (DOC), a precursor tothe formation of THMs and HAAs, from drinking water supplies. More recently, the MIEX® Technology is finding many more applications for the ...

  • Full Scale Magnetic Ion Exchange Process Tested by Historically High DOC Levels

    Full Scale Magnetic Ion Exchange Process Tested by Historically High DOC Levels

    The Aireys Inlet Water Treatment Plant (WTP) is located about 150 kilometres from  Melbourne on the Great Ocean Road. The WTP utilises a conventional upflow sludge blanket clarification process. The raw water source for this plant is ...

    Shaun Cumming, Barwon Water; Abigail Holmquist

  • Update on Mt Pleasant WTP Incorporating the MIEX ® DOC Process and How it Compares With a Plant Operating in Enhanced Coagulation Mode

    Update on Mt Pleasant WTP Incorporating the MIEX ® DOC Process and How it Compares With a Plant Operating in Enhanced Coagulation Mode

    Natural organic matter (NOM) is a major factor impacting on water treatment processes. NOM is a precursor of disinfectant by-products (DBP), a food source for regrowth of micro-organisms and makes downstream processes such as membrane filtration and ...

    Jim Morran, Mike Dixon, Mary Drikas

  • New Treatment Technology Targets TOC/DOC Removal at Florida Utility

    New Treatment Technology Targets TOC/DOC Removal at Florida Utility

    Turn on any tap in Palm Springs, FL, and you will get crystal clear water. It has no odor, no metallic taste and compares favorably with most bottled waters. The residents are, quite naturally, very happy with it. Getting clean, refreshing water in ...

  • Removal of DOC and DBP Precursors from a Surface Water Supply

    Removal of DOC and DBP Precursors from a Surface Water Supply

    Background: The 2.5 MLD Airey’s Inlet Water Treatment Plant is conventional alum coagulation, sludge blanket clarification, filtration WTP. It sources raw water from the 514 ML Painkalac Dam situated in the Angahook State Park This raw water is ...

    Orica Watercare

  • Use of a Magnetic Ion Exchange Resin to Improve DBP Precursor Removal and Reduce Coagulant Usage at Lee County`s OLGA WTP

    Use of a Magnetic Ion Exchange Resin to Improve DBP Precursor Removal and Reduce Coagulant Usage at Lee County`s OLGA WTP

    The 5 MGD Olga WTP in Lee County, Ft Myers, treats water from the Caloosahatchee River where TOC and color levels range from 15-25mg/L and 80-350 Pt Co Units respectively. This surface water presents many treatment challenges and treatment costs are ...

    Michael Bourke

  • MIEX® - Good Research Commercialised

    MIEX® - Good Research Commercialised

    The MIEX® DOC resin process, a brainchild of Australian water scientists and engineers, represents an exciting development in potable water treatment technology. It enables new 21st century water quality standards to be achieved with low capital and ...

    Slunjski M, Nguyen HV, Ballard M, Eldridge R, Morran J, Drikas M, O`Leary B, Smith P,

  • South Australia - Great Leap Forward in Water Treatment

    South Australia - Great Leap Forward in Water Treatment

    Residents in the Adelaide Hills are receiving clean and filtered water from a $7.5 million water treatment plant using worldfirst technology and reducing the need for chlorine disinfection. The plant at Mt Pleasant has seen SA Water roll out its ...

    Richard Collins

  • Selective DBP Precursor Removal with an Innovative Ion Exchange Process

    Selective DBP Precursor Removal with an Innovative Ion Exchange Process

    The City of Chesapeake, Virginia has provided a reliable and safe drinking water to its customers for many years. The City has been providing this drinking water despite a water supply that is extremely high in organics with seasonal outbreaks of ...

    Paul J. Delphos, Karen Harr, Tandy L. Bianco