water discharge Articles

  • Porirua New Zealand – WaStop® DN225 - Case Study

    Porirua City located 20 km north of Wellington has over 70 storm water outlets into the harbour. A number of these outlets are very flat on their approach to the harbour which generally means they are severely influenced by high tides. The problem with these outlets is that if a rain fall event coincides with a high tide, the ability of the storm water network to discharge is severely restricted. ...


    By Wapro AB

  • Seven Ways Your Facility Isn’t Meeting Effluent Regulations and How to Solve Them

    Whether you own, operate, or help manage a municipal or industrial facility that deals with wastewater, it’s important to understand how wastewater treatment can play a significant role in the overall health of your business, especially when it comes to meeting effluent regulations. This is an important part of the wastewater treatment process to consider, as ignoring it could earn your ...


    By SAMCO Technologies, Inc.

  • Case study - Veolia MPPE Technology - TOTAL F 15A Offshore - NL

    Offshore Gas Produced Water treatment-Unmanned Operation Operational since 2002 Robust against salt, surfactants, Corrosion inhibitors Fulfilling TOTAL’s environmental goal beyond present legal requirements Challenge Unmanned operation Remote control Practically no space on existing ...

  • White Paper: Cyclical Aeration Control- Combining Aerobic & Anoxic Conditions in One Basin

    Increase Water Quality with Cyclical Aeration With increased effluent pollution restrictions on municipal wastewater treatment plants, cities are pressed to find ways to economically increase their effluent quality with little to no funding. Many new NPDES permits ...

  • The productive environmental laboratory: BSK Labs boosts efficiency with Metrohm IC

    BSK Labs runs a number of environmental laboratories and service centers along the west coast of the US. A total of 70 employees – including microbiologists, chemists, lab technicians, and support staff – make sure that the 200 to 350 samples that come in every week are analyzed. BSK Labs specializes in potable water chemistry, ground water monitoring, storm water runoff, solid waste ...


    By Metrohm AG

  • Zero Discharge Plants

    When the client desires to comply with certain company policies or local regulations requiring him to avoid any final discharge, a series of treatments need to be considered in order to recycle the water and dispose of the residual matter. First of all, Panta Rei provides a proper biological treatment in order to carry out the degradation and reduction of the main pollutants such as BOD, COD and ...


    By Panta Rei Srl

  • Case study – oil removal prior to water discharge

    Customer: Distributor of industrial gases located in Louisiana, USA.   The Problem: Oil and grease from pumps, truck loading stations, and other sites flow through a 2’x 2’ below ground settling basin.  Oil and grease discharging to the local wastewater treatment plant.  Water discharge limits had oil concentration ...


    By SkimTech Inc.

  • Confined plasma gliding arc discharges

    A confined plasma gliding arc is produced in a reactor with two-electrodes contained within a very narrow channel and water spray injected into the discharge. The evolution of pH and conductivity and the formation of hydrogen peroxide in pure water with different carrier gases and the decolourisation and mineralisation of an organic dye were compared with results for a non-confined ...


    By Inderscience Publishers

  • Cruise ship discharge assessment report

    Cruise ships operate in every ocean worldwide, often in pristine coastal waters and sensitive marine ecosystems. Cruise ship operators provide amenities to their passengers that are similar to those of luxury resort hotels, including pools, hair salons, restaurants, and dry cleaners. As a result, cruise ships have the potential to generate wastes similar in volume and character to those generated ...

  • A zero discharge installation for Mondi Packaging

    Answering the request of Mondi Savoie  (La Rochette), ECA (Environnement et Chimie Appliquée), worked-out a technico - economical survey on the several treatments, recycling and/or valorisation solutions for its flexo printing and starch glue effluents. After this study, ECA defined and realized a zero discharge installation treating the water fluids. Mondi Savoie, one of the French factories of ...


  • Corrugated Printing Facility Zero Discharge

    This company imports corrugated board and prints the labels using a flexographic machine. The facility had a wastewater treatment system using the traditional liquid chemistry of aluminum chloride, caustic for pH adjustment, and an anionic flocculant. The effluent was often out of compliance due copper from the color pigments in the inks. The system required continual adjustment of the 3 ...


    By Integrated Engineers Inc.

  • Case study - Ocean effluent discharge

    British Columbia’s fly-in recreational fishing lodge industry was threatened by federal regulators to be closed or fined up to $200,000 unless the sewage wastewater was treated. NOMADIC kept them open and operating. Three types of fly-in recreational fishing lodges are located on the west coast of British Columbia operate 6 – 8 weeks per year, employ approximately 500 persons for the ...


    By Nomadic Systems

  • Online discharge measurement with OTT SLD

    Background For the economic management of the waterways between Elbe and Oder it is essential to know the discharge of these rivers at defined locks. The authority for water and navigation (WSA) in Lauenburg operates hydrological stations for the measurement of water level and discharge to effectively regulate the water flow at the locks in Plau and Malliß ...

  • Situation analysis of China’s wastewater discharge

    Great progress has been made in reducing China’s water pollution after decades of efforts. From the perspective of wastewater discharge, the situation of wastewater discharge since 1985 is analysed in this study, with importance attached to industrial wastewater, including wastewater from township enterprises, and to municipal domestic wastewater. In general, the total wastewater discharge in ...


    By Inderscience Publishers

  • VSEP helps meet discharge guidelines, recycles water and improves mine economics

    Since their development as lab filters in the early 1960s, polymeric membranes have grown in the number of uses at exponential rates. Membrane architecture and process design itself has undergone significant advancement. A unique membrane filtration system, known as V✧SEP (Vibratory Shear Enhanced Process), was developed by New Logic of Emeryville California. The technology employs ...


    By New Logic Research, Inc.

  • An integrated approach to the optimisation of water usage and discharge in pulp and paper plants

    This paper is aimed at developing a systematic methodology for the cost-effective reduction of water usage and discharge in pulp and paper plants. As the industry moves towards increased system closure, the build-up of Non-Process Elements (NPEs) leads to serious consequences on the process equipment. In response, this paper achieves the following: a mathematical model to track water and primary ...


    By Inderscience Publishers

  • Turbidity Measurements in Drinking Water, Effluent Discharges and Coagulant Controlling

    This month at Partech Water Instruments we’re talking about our turbidity sensors—fantastic to use as an environmental indicator. So how can they be used? We’re here to tell you about turbidity sensors being utilised for drinking water, effluent discharges and coagulant controlling. Turbidity Sensors and Drinking Water Turbidity sensors ...


    By Partech (Electronics) Ltd.

  • Skimmer with rolling stand helps prevent oily water discharge

    Despite continuous replacement and upgrading of fittings, it is difficult to entirely eliminate hydraulic and lubricating oil coming from machines during normal operations and maintenance activities. This oil ends up in different pits used to collect wastewater throughout the plant. Because of high oil content, city officials would not allow plant wastewater to enter the Longmont sanitary sewer ...


    By Abanaki Corporation

  • Best management practices (BMPS) for discharging water from a construction site

    Having problems on your job site with regulations related to pumping water from your site? Discharge water may carry harmful compounds that can, and have affected our water quality and the ecosystem, hence the environmental agencies concerns. When pumping from dewatering systems, storm water management ponds (SWMPs), excavations or trenches, or any form of surface runoff, BMPs are needed to ...


    By Aquatech Dewatering Company

  • Privatization and Outsourcing Storm Water Discharge Requirements: Simplification Through Automated Sampling

    ABSTRACT Kelly Air Force Base (KAFB) is a large industrial complex that is currently undergoing a Base Realignment and Closure (BRAC) action. Privatization is occurring concurrently with the base closure and realignment. The base maintains both two Environmental Protection Agency (EPA) National Pollutant Discharge Elimination System (NPDES) and two Texas Natural Resource Conservation ...


    By Weston Solutions, Inc

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