municipal water Articles

  • Treating Your Water with a Biological Filtration System

    Poor-quality drinking water can be an enormous hazard to your health. News stories in recent years have reported experiences of unfortunate individuals who have unknowingly consumed tainted or otherwise unsafe drinking water that included high levels of lead, calcium, arsenic, and other chemicals that have serious negative health effects. Before you take another sip of your water supply, consider ...

  • Municipal Waste Water

    This article shows the application of an Cogent Environmental online heavy metal analyser at a municipal waste water treatment ...

  • Municipal water treatment plant

    Location: Blueberry, B.C. Owner: Blueberry River Indian Band Description: The poor raw water quality of the wells supplying this community necessitated the installation of a sophisticated 110 m3/d water treatment plant. It incorporates an aeration tower for stripping natural gas and hydrogen sulphide. It is followed by sand filtration for ...


    By NovaTec Consultants Inc.

  • Municipal Wastewater

    Municipal wastewater namely sewage is generated by residential, institutional, commercial and industrial establishments. It includes household waste liquid from toilets,baths,showers,kitchens, and sinks drained into sewers. In many areas, sewage also includes liquid waste from industry and commerce. The separation and draining of household waste into greywater and blackwater is becoming more ...


    By Horizon Water Co., Ltd.

  • The Municipal Water & Sewage Treatment Sector

    The best reason for the use of Albin Pump Hose pumps in this industry is the low maintenance of the pump. This industry readily accepts an average hose life of 1.500 - 3.000 hours in continuous duty and this hose life will provide much lower maintenance costs and repair time than with other pumps. Basic Pump Requirements For operation in an automatic system the following would ...


    By Albin Pump SAS

  • Crossville, TN, municipal drinking water

    The Situation: The City of Crossville, Tennessee, needed to address increasingly strict regulations on the use of gas chlorine to disinfect their community’s water. The Solution: By switching from gas chlorine to MIOX mixed oxidants, the City has reduced operational costs, improved residual durability, reduced byproduct formation, produced longer filter ...

  • Case Study: Municipal Water Works Various Municipalities in Different Countries

    Many Municipal Water Works and maintenance department engineers have been dealing with corrosion and scale which cause pipes to burst or leak (known as Physical Non-Revenue Water, or PNRW) lost is expressed as % of the volume per km of piping network per day. WATER SYSTEM CHALLENGES Typically, water is fed to every house or building or around the city (or municipality) ...

  • Municipal Incinerator Waste

    The monitoring of metal concentrations in the waste water from municipal incinerators to ensure compliance with the EU Waste Incineration ...

  • Wastewater treatment for a municipality

    Description of the plant At first, wastewater is pre-treated by a combinated sand and fat trap before further treatment is affected by a special screen. The accruing particles are collected in anti-septic plastic bags to avoid any personal contact because of hygienic reasons. Based on the high varying hydraulic amount of wastewater, an aerated mixing and balancing reactor is ...

  • How to develop a concerted municipal strategy for water and sanitation

    In many developing countries, particularly in Africa, access to water supply and sanitation comes under the remit of local authorities. To assist the local contracting authorities in developing this service, programme Solidarité Eau (pS-Eau) and the Municipal Development Partnership (MDP) have initiated and coordinated the Concerted Municipal Strategies program (CMS – water and ...


    By IWA Publishing

  • Water reuse system in Xi'an Municipality of China

    A water reuse system was formulated for the Xi'an International Metropolitan Urban Planning Project, with the aim of mitigating water stress in the central city of Xi'an, China in 2020. The main reuse purposes of the reclaimed water were agriculture, industry, municipal, ecological, and indoor uses. A wastewater reuse potential capacity of 427.2 × 106 m3/yr was deduced by analyzing the ...


    By IWA Publishing

  • Perceptions of bottled water consumers in three Brazilian municipalities

    This study presents perceptions of consumers of bottled water in their households in three Brazilian municipalities. Data from interviews were analyzed using the Discourse Collective Subject method. Interviewees spent, on average, the equivalent of 40% of their water bill for the public water supply on the purchase of bottled water. The decision about water consumption in the household ...


    By IWA Publishing

  • Municipal water services in Guatemala: exploring official perceptions

    In Guatemala, water services are frequently interrupted, water pressure is inadequate and tap water is often unsafe to drink. Water providers face the challenge of maintaining water systems and improving water services to provide reliable and safe drinking water. Understanding the perspectives of government officers may help in finding solutions to overcome this challenge. Semi-structured ...


    By IWA Publishing

  • A primer on energy efficiency for municipal water and wastewater utilities

    This primer is concerned with energy use and efficiency of network-based water supply and wastewater treatment in urban areas. It focuses on the supply side of the municipal water cycle, including the extraction, treatment, and distribution of water, and collection and treatment of wastewater-activities which are directly managed by Water and Wastewater Utilities (WWUs). The main challenges to ...


    By IWA Publishing

  • Austrian municipal sewage plant

    The sewage work of the borough Deutsch-Wagram is situated in the south west of the settlement on the left shore of the Ru§bach and is in operation since 1969. The drainage area is 350 hectare and the degradation performance is more than 90%. All accumulated waste water is cleaned by mechanical, chemical and biological treatment. At the moment only one activated sludge tank is used, the second one ...


    By BluePlanet Labs

  • Chemistries of Ozone for Municipal Pool and Spa Water Treatment

    Ozone generated by ultraviolet (UV) radiation is used in North America for treating (mostly residential) spa and pool waters almost exclusively, while only a handful of North American municipal pools and spas are using ozone generated by corona discharge technology in accordance with well–established German teachings. On the other hand, several thousand European municipal swimming pools and ...


    By Absolute Systems Inc.

  • Kärkölä municipality - rationalisation of Waste water plant

    Situation in the beginning two Brush aerators  capacity is not sufficient during  the peaks Brush aerators demand relatively lot maintenance and are in the end of their working life The flow is not sufficient  part of the sludge lands on the bottom of ring basin Direct feedback connection from the oxygen sensor to the aerator via AC Drive is not ...


    By W-Rix Ltd

  • Pyrethroid insecticides in municipal wastewater

    Pyrethroids are widely used insecticides, but there is minimal published information on their presence in municipal wastewater in the United States. Pyrethroids in wastewater from the Sacramento, California area, consisted of permethrin, bifenthrin, cypermethrin, and cyhalothrin with a combined concentration of 200–500 ng/L. Sampling within the wastewater collection system leading to the ...


    By John Wiley & Sons, Ltd.

  • Case Study: Municipal Sustainability

    PHGE Brings Renewable Energy, Diverts Wood & Sludge from Landfill Progressive civic leaders in Covington, TN, knew there was a better solution to disposing of wood waste and sludge than hauling thousands of tons to a landfill every year and paying tipping fees. PHG Energy designed and installed the company’s first municipal gasification system at the city’s waste water ...


  • Consolidation of municipality-owned water suppliers in Japan

    This study examines the characteristics of municipalities owning water utilities that took advantage of incentives provided by the Japanese government to consolidate. We find that economies of scale and government transfers were some of the main factors leading to consolidation of government services. This is expected given the Central Government's efforts to equalize public service levels, ...


    By IWA Publishing

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