BOD level Articles

  • A country public house in the North of England case study

    A Public House had a new treatment plant installed in order to comply with the new discharge consent levels for BOD imposed by the River Authorities. A few months after the plant was commissioned the National Rivers Authority took samples and reported that the discharge was far above the BOD consent level by a factor of ten. The contractors were contacted and they recommended that wastes such as ...


    By Cleveland Biotech Ltd.

  • Scotland Sewage Treatment Works - Case Study

    The BioCube is a unique bacteria acclimatising and bulking unit which doses active bacteria strains into primary settlement tanks. The small dosing system is roughly the size of an IBC and sits on a flat level surface. It is plug and play being fully automated and simply requiring a 240v supply. Screened sewage is pumped into the BioCube where dried bacteria pellets sit in an aerated chamber. The ...


    By Greener Waste Technology

  • The impact of chlorine disinfection on biochemical oxygen demand levels in chemically enhanced primary treatment effluent

    The response trends of biochemical oxygen demand (BOD) and organic strength after the chlorination/dechlorination process were explored through a 2-year, 5-month chemically enhanced primary treatment (CEPT) effluent onsite monitoring program and a 2-month laboratory-scale study. The monitoring results showed that better instantaneous mixing at the chlorine injection point reduced the effect of ...


    By IWA Publishing

  • MBR bioreactor installation courtaulds, china

    Introduction Following a successful on-site trial using a mobile Bioreactor, Microbac has installed a full-scale Microbac Bioreactor unit in a Courtaulds textile plant in China to reduce the Chemical Oxygen Demand (COD) and Biochemical Oxygen Demand (BOD) of the wastewater. Information obtained from the site trial enabled accurate sizing of the full-scale Bioreactor unit to be ...


    By Microbac Ltd

  • ppm Dissolved oxygen measurement

    Dissolved oxygen (D.O.) levels are used as a general indicator of water quality. Oxygen is essential to life and vital for countless aquatic forms. D.O. level control is critical in numerous applications ranging from the monitoring of industrial waste water to environmental surveillance. What is Dissolved Oxygen? Dissolved oxygen (D.O.) is the amount of oxygen gas dissolved in a ...


    By IC Controls Ltd.

  • Project - Egg washing operation

    Egg washing produces a discharge with very high BOD and Nitrogen levels. Many facilities are not on public sewers and therefore require onsite treatment prior to discharge. Protection of groundwater is the primary concern. A secondary consideration is the life span of the disposal field. Walden has provided treatment plants for egg washing operations in the Northeast where winter temperatures ...


    By Walden, Inc.

  • Industrial pollution scenario due to discharge of waste water effluents along Dombivali Industrial Belt of Mumbai, India - a physico–chemical study

    The paper deals with the study of physico–chemical parameters of industrial effluents discharged from different manufacturing industries situated along the Dombivali Industrial Belt of Mumbai, India. From the results it was observed that the conductivity, salinity, cyanide, TS and COD content of the effluents released from dyeing industries were maximum having the respective values of 23,287 ...


    By Inderscience Publishers

  • Pulp & Paper Water Treatment - A look at optimizing water resource management - Case Study

    Application Case Study (Pulp/Paper Operations) The pulp and paper industry has traditionally been a consumer of large amounts of fresh water and power. Recently, increased focus has been given to the optimized efficiency of paper mills and to the environmental sustainability footprint of the industry. Therefore, water resource management has become a more critical factor ...

  • Control Algae and Improve the Water Quality in Waste Stabilization Ponds

    Due to population growth, accelerated urbanisation and economic development, the quantity of waste water generated is increasing globally. Mainly in low-income areas, a large proportion of the waste water is discharged directly in the environment. When the waste water is treated, the treatment plants may not remove certain pollutants that can have a negative impact on the people and ecosystem. ...


    By LG Sonic

  • Treatment of pumping wells case study

    Results from an Australian Trial Problem The pumping wells had accumulated fat and grease on their walls. With time septic conditions had set in giving rise to strong malodours and the local residents had started to complain about the smell. In addition acids produced under septic conditions were damaging the structural integrity of the pipes and pumps and increasing ...


    By Cleveland Biotech Ltd.

  • Compost Leachate Pond Bioremediation Case Study - Composting Facility, Northern California

    Our client runs a composting facility that receives green waste, food waste and other compostable material from residential and commercial sources, to create rich, black compost Challenge As part of the facility, the compost leachate pond has repeatedly experienced problems with the incoming influent high chemical oxygen demand (COD) and ...

  • Southwest landfill case study

    The Problem: A landfill located in Texas was experiencing high concentrations of ammonia in the leachate from their domestic landfill. Compliance standards were becoming more stringent at the same time ammonia and BOD levels in the leachate stream were increasing in concentration. The Solution: After on‐site testing ...


    By BioprocessH2O

  • Are people willing to pay for river water quality, contingent valuation

    Now a day’s water pollution has caused incoveriences for people whom live near the Pavana river in Pune city, India. The river water quality has deteriorated by major water quality parameters like dissolved oxygen (DO), biological oxygen demand (BOD) and phosphates level. In present study it is tried to find people’s willingness to pay (WTP) for improvement of river water quality. Contingent ...

  • Case study - Mazzei aeration system eliminates odors from winery wastewater lagoons - Madera, CA

    The Problem: A California winery was having odor problems from its wastewater evaporation lagoons. The wash and wastewater from this facility contain large amounts of organic matter. The wastewater is collected and pumped to two main lagoons for evaporation, percolation, and sprinkler irrigation. The high organic loading results in high BOD levels, and over time, the lack of oxygen in the ...


    By Mazzei Injector Company, LLC

  • Dairy Industry Industry - Pollution Prevention Guidelines

    Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines represent state-of-the-art thinking on how to reduce pollution emissions from the production process. In many cases, the guidelines provide numerical targets for reducing pollution, as well as maximum ...


    By The World Bank

  • HS-200 An economical solution for manufacturers

    A medium sized manufacturer located in wester Michigan was visited by the local sanitary district inspectors. The purpose of the visit was to locate the source(s) of contamination that upset their biological treatment system. It was discovered that their compressor condensate contained approximately 35% by volume of free oil. Even though the amount of contaminated water was not enough to have ...


    By Hydrosil International

  • Case study - Supplemental aeration system reduces high BOD levels and solves odor issues - Sparta, MI

    The Problem: A leading fruit juice company had expanded over the past ten years and increased wastewater flow from 7,000 to 11,000 gallons per day (gpd), without upgrading its wastewater treatment plant. The existing system consisted of an equalization tank, three conventional aeration tanks in series, and four rotating biological contactors (RBC) in parallel. The plant was able to reduce the ...


    By Mazzei Injector Company, LLC

  • UK Waterboards - Case Study

    Meeting consent levels with continuous sandfiltration A number of sewage treatment works from Water Boards in the UK must meet stricter rules with regard to TSS levels and TSS related BOD. Many Water Boards opted for the installation of ASTRASAND® continuous sand filtration because it obtains the required effluent consent levels. Another great advantage is that the robust ...


    By Paques Technology B.V.

  • Mohawk Laboratories has acquired Strathtox providing greatly improved `real-time` studies

    Mohawk Laboratories, the research and development arm of NCH Corporation, has acquired Strathkelvin’s latest respirometer, StrathtoxTM, resulting in greatly improved ‘real-time’ bioremediation potential efficacy studies for its BioAmp system. This allows NCH to provide quick study results to its customers and potential customers in determining whether or not the bacteria ...

  • The baccelerator from cleveland biotech solves discharge consent problems at college case study

    A large residential College in the north of England housing 550 live-in students and 450 non-resident staff operates its own on-site effluent treatment plant to treat all foul waste arising before discharge to local sewer. The effluent plant constructed in 1991 comprises an inlet settlement tank at the head of the works from where the clarified influent feeds by gravity the coke filtration ...


    By Cleveland Biotech Ltd.

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