municipal wastewater Articles

  • Why Choose An MBBR Bioreactor to Optimize Your Sewage Treatment Process

    In both municipal and industrial settings, dealing with the organic matter in wastewater can be difficult. As regulations for treated wastewater become more and more stringent, municipalities and commercial/industrial organizations are looking for technology that can meet environmental demands. For organic materials, one of the most effective methods of treatment is integrating a biological ...

  • Water flow sensor saves school board thousands of dollars - Case Study

    SUMMARY Jessica Kukac is the Environmental & Energy Systems Coordinator with the Simcoe County District School Board (SCDSB). She oversees utility costs and monitors consumption of electricity, water, and natural gas for over 120 schools and public buildings, across 16 different municipalities. After installing the Alert Labs Flowie water flow sensor at one of the schools, she ...


    By Alert Labs Inc.

  • Mining Emissions Effectively Monitored with Micro Pulse LiDAR Technology

    Mining operations include blasting, excavating, scraping, and sifting large amounts of dirt. These activities create dust and other emissions that are transported by air currents to surrounding areas. It is easy to say that dangerous particulate matter (PM) generated by mining should be monitored and kept to a minimum; however, it is very challenging to measure the levels of contaminants in the ...

  • The Model 5H Oil Skimmer Helps Vancouver Tank Wash Facility Meet Municipal Wastewater Regulations

    Oil Skimmers, Inc. uses their Model 5H oil skimming system to help Food Express, Inc. recover waste oil in order to meet municipal water regulations in Vancouver, ...


    By Oil Skimmers, Inc.

  • Removal of heavy metals from samples of residual sludge

    Nitric acid leaching processes were evaluated for removal of heavy metals from samples of residual sludge from an industrial and municipal wastewater plant. The study showed that an acid:water ratio of 1:1 and a nitric acid concentration of 2 mol 1−1 gave efficient removal of 86.7%, 100% and 100% of copper, nickel and arsenic.Keywords: heavy metals, nitric acid leaching, ...


    By Inderscience Publishers

  • Sewer mining - A hybrid solution

    Bord na Mona Environmental Products US Inc. provides wastewater treatment, water reuse and odor & voc abatement solutions for municipal, decentralized, residential and industrial applications including the PuraM® membrane bioreactor, PuraMax® MBBR, PuraSaf® submerged aerated filter, Puraflo® peat biofilter, rainwater harvesting and the MONASHELL® biofilter for H2S, odor and VOC ...


    By Anua - Bord na Móna Limited

  • Guide for Wastewater Management in Rural Villages in China

    This Guide is intended to be a useful resource for Chinese policy makers and practitioners. It includes a review of historical and current policies and practices related to wastewater management in rural China. The guide outlines a framework and strategies for establishing municipal and village level wastewater management programs in line with the country's New Socialist Countryside Initiative. ...


    By IWA Publishing

  • Municipal wastewater treatment plant

    Location: Kitimat, B.C. Owner: Kitimaat Village Council Description: Conceptual and detail process design of a 300 m3/d rotating biological contactor treatment plant incorporating primary solids removal, flow equalization, influent pumping, secondary clarification, sludge holding tank, control building, treated effluent pump station, and a ...


    By NovaTec Consultants Inc.

  • CHIP-tuning for biological wastewater treatment plants

    The demand for efficiency improvement in municipal and industrial wastewater treatment plants (WWTP’s) is increasingly based on problems related to the water quality, process stability and/or insufficient performance in the COD removal and/or nitrification process. New, stricter requirements or the need for higher removal efficiency intensify the demand for optimizing the existing ...


    By Multi Umwelttechnologie AG

  • Haugslia wastewater treatment, Norway

    Haugslia is a cluster of high standard holiday homes in Voss municipal in Hordaland. 50 of these holiday homes are connected to the treatment plant. These 50 holiday homes give a dimensioning flow of: Qdim = 68 m3/day.The treatment plant was built in 2004. Filter media used in this plant:  800 m3   Filtralite® P 0-4 mm132 m3   Filtralite® NC 4-10 mm72 ...


    By Filtralite - Leca Norge As

  • Commissioning and operating submerged membrane bioreactors: a designer's perspective

    Submerged Membrane Bioreactor (MBR) applications for wastewater treatment have taken off in recent years in New Zealand. From designer perspectives, the membrane modules replace the conventional secondary clarifier, thus eliminating solids settling issues and reducing plant footprint. This paper discusses the recent experiences of Harrison Grierson Consultants Limited designing and commissioning ...


    By Inderscience Publishers

  • Viikinmäki WWTP

    Helsinki city municipal wastewater treatment plant DEWACO delivered a complete sludge removal system comprising of: 14 nos. Chain & Flight type sludge and scum collectors (each system 65m x 8,2m) Project completion: 2008 Customer: Helsinki City Background info of this unique plant design can be found ...


    By Dewaco OY

  • Clean Water Technology: Architects of New Age Wastewater Treatment Solutions

    https://water-management.utilitiestechoutlook.com/vendor/clean-water-technology-architects-of-new-age-wastewater-treatment-solutions-cid-44-mid-10.html December 2018 Utilities Tech Outlook Magazine  ...

  • ENHANCING THE PERFORMANCE OF OXIDATION DITCHES

    Oxidation ditches are very popular wastewater treatment processes for small to mediumsized municipalities that have to meet stringent water quality standards. Oxidation ditches provide cost-effective treatment while requiring relatively simple operational skills. Because carbonaceous BOD removal, nitrification, and de-nitrification can be accomplished within a single reactor, the process can ...


    By S&N Airoflo Inc.

  • Bioconservacion solutions for desulfurization in WWTP Copero, Spain - Case Study

    The Wastewater Treatment Plant Copero, located in the municipality of DosHermanas in Seville, Spain is in operation since 1987. Copero is Seville´s mainWWTP and is designed to treat a flow of 255.000 m3/day and serves a population of1.4 million inhabitants. Population: 1.487.500 Hab/eq (design); 711.000 Hab/eq (current) Capacity: 255.000 m3/day (design); 135.000 m3/day ...


    By Bioconservacion SA

  • Emerging Technologies for Wastewater Biosolids Management

    This guide will help municipal wastewater treatment system owners and operators find information on emerging biosolids management technologies. Featured technologies can be used to reduce the volume of residuals to be managed, produce stabilized biosolids that can be used to help improve soil fertility and tilth, or promote the recovery of energy from biosolids. Technical and cost data for more ...

  • N-Tox® prevents activated sludge failure and monitors greenhouse gas emissions

    A new technique for evaluating nitrification efficiency in industrial and municipal activated sludge systems is described that uses direct measurement of dinitrogen oxide, an important greenhouse gas, as an indicator of nitrification failure. Developed at Water Innovate, N-Tox® helps control ammonia levels in treated effluent by providing an early warning of wastewater treatment failure. The ...


    By Clarity Authoring

  • Mutag BioChip™ high-performance biofilm carrier used in municipal wastewater treatment

    In the recent past, a new and very innovative biofilm carrier named Mutag BioChip™ has increasingly and very successfully got into the news with regard to the biological treatment of municipal/domestic sewage. By taking the example of an upgrading of a Swiss-based municipal sewage treatment plant (STP), in the article it will be explained how relatively easy it is to significantly ...


    By Multi Umwelttechnologie AG

  • Centre for Science and Environment (CSE) Promotes DEWATS in India

    Decentralized Wastewater Treatment Systems (DEWATS) are getting a boost in India through the work of the Centre for Science and Environment (CSE).  CSE is a public interest research and advocacy organization located in New Delhi.  Their work in mainstreaming decentralized wastewater recycling and reuse is being accomplished through research, policy advocacy and training.  Their ...


    By IWA Publishing

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