Sewer Overflow Articles

  • Deyang Zero liquid discharge project

    Process: 2 stages DTRO + HPRO+Vacuum Evaporation+ Solidification  Water quality: The characteristics of the aged leachate processed by this project are: high ammonia nitrogen, high salt content, poor biodegradability, high sulfide content, high hardness, etc., using the traditional "biochemical + double membrane method" to produce water with low recovery rate and large concentration Liquid ...

  • Combined Sewer Level (CSO) Monitoring and Analytics - Case study

    Our CSO Monitoring solutions combines MAP Rain and machine learning to compare the historic performance of assets with historic rainfall. We then use this analytis to deliver actionable insights that predict the operation of the CSO, or other similar geometries in MAP, to current and forecast rainfall. Key features Three different modes of ...


    By Meniscus Systems Ltd

  • Smart hygienic waste solution keeps your hands clean

    In the light of the COVID-19 situation, cleanliness – to uphold high standards of hygiene and reduce the risk of infection – is naturally at the center of everyone’s attention, the topic in many conversations and definitely at the top of the agenda for the management of public places. When running a business, it is a great responsibility to prevent transmission and provide a ...


    By Orwak AB

  • Dust monitoring of PVC dust to avoid an explosive atmosphere

    Customer: Manufacturer of PVC powder Material: PVC powder Installation: Above the possible dust source Function: Dust monitoring to avoid an ATEX area APPLICATION At a PVC powder manufacturing site, large bags are filled with powder in the filling plant. The company’s ATEX guidelines state that DustEx zone 22 is defined in the area of 5 m ...


    By ENVEA

  • Lamella clarifier guideline – tube settler design and CFD simulation (Video animation)

    Apart from the selection of the right lamella clarifier module the design of lamella clarifier tanks requires several design considerations. More details on the selection of the right lamella clarifier module can be found in the linked video. Other parts of a lamella clarifier tank are the water inlet, sludge settling and water outlet zone. The most important design guideline is to achieve an ...


    By Aqua Equip Technologies LLC

  • Danbury’s FOG-to-fuel solution

    An innovative FOG-to-Biodiesel approach addresses a costly problem for the wastewater industry and also generates a new energy resource for treatment operations. Brian Levine of GreasezillaTM and Al Barbarotta of REA explain. Fats, oils, and grease (FOG) waste is a serious and growing problem for the wastewater industry and the environment. Every year, grease costs municipalities millions ...

  • Rehabilitation & protection from chemical attack

    When Resolute Forest Products was determining a solution for rehabilitation and protection of their 50,000 square foot concrete clarifier damaged from mild chemical attack and abrasion from their pulping process they contacted MBI Corexcel, a local corrosion-resistant specialized contractor, for assistance. General Manager - Pierre Fauteux - called Solhydroc, a long tenured distributor of ...


    By Sauereisen Inc.

  • Canadian pulp mill clarifier - Rehabilitation & protection from chemical attack

    When Resolute Forest Products was determining a solution for rehabilitation and protection of their 50,000 square foot concrete clarifier damaged from mild chemical attack and abrasion from their pulping process they contacted MBI Corexcel, a local corrosion-resistant specialized contractor, for assistance. General Manager - Pierre Fauteux - called Solhydroc, a long tenured distributor of ...


    By Sauereisen Inc.

  • Flood Water Protection in the City of Buenos Aires - Case Study

    The Arroyo Mendrano is the second largest channeled stream of water running through Buenos Aires. In case of heavy rainfalls it overflows its banks and causes considerable material damage. When the retention basin which had been especially built to collect large quantities of water during strong precipitation events also overflowed, the government decided to have an alarm-system installed to ...


    By OTT HydroMet

  • Tale of Two Cities: Innovators Improve MS4 Monitoring Strategies

    Overview Dissatisfied with the quality and quantity of data available using traditional collection methods, Hoover, AL, turned to advancements in continuous monitoring to take its MS4 program to the next level. Not long after, Montgomery, AL, followed suit. Challenge Back in 2007, operating independently from Alabama’s Storm Water Management Authority, the City of Hoover, was looking ...


    By In-Situ, Inc.

  • Tale of Two Cities: Innovators Improve MS4 Monitoring Strategies - Case Study

    Overview Dissatisfied with the quality and quantity of data available using traditional collection methods, Hoover, AL, turned to advancements in continuous monitoring to take its MS4 program to the next level. Not long after, Montgomery, AL, followed suit. Challenge Back in 2007, operating independently from Alabama’s Storm Water Management ...


    By In-Situ, Inc.

  • Veolia`s digital solution, AQUAVISTA Plant, chosen to support the wastewater operation at Milan Nosedo plant in Italy

    Real-time performance optimization and agile features are at the core of AQUAVISTA Plant Veolia Water Technologies is pleased to announce the successful award of a new AQUAVISTA Plant contract with the Italian public utility company MM S.p.A. The contract comprises Milan’s main wastewater treatment plant, Nosedo WWTP, which has a ...


    By Veolia Water Technologies

  • Continental saves tens of thousands of Euros with Agrilaser Autonomic - Case Study

    Company: Continental Bandengroep b.v. Where: Barneveld, Netherlands Product: Agrilaser Autonomic Why: Drainage becomes clogged by pollution from birds Since: November 2014 Situation before Continental Bandengroep b.v. (a part of Pon Holdings) holds an extensive production and storage location for storing tires and rims next to ...


    By Bird Control Group

  • Removal of fats, oils, & grease (F.O.G.) from grease traps and lift stations by means of advanced oxidation processing (A.O.P.) using the

    Scenario: F.O.G. (Fats, Oils & Grease) deposits in both grease traps and lift stations accumulate within a short period of time. Their removal requires high-pressure Vac-Trucks and hazardous chemicals to break down and remove the unwanted build-up. Problem: Several problems occurring because of grease accumulation are: 1.) Clogged sewer ...

  • PISTA 360 with V-FORCE Baffle - Municipal Headworks - Case Study

    For many years, the unified City-Parish Department of Public Works in Baton Rouge, La., has undertaken monumental capital improvements to expand its wastewater collection and treatment infrastructure. Following decommission of one WWTP and diversion of flows to an expanded and upgraded South Plant (SWWTP), the City-Parish estimated that more than $36 million per year will be saved in future ...


    By Smith & Loveless Inc.

  • PISTA 360 with V-FORCE Baffle - Small CSO Headworks - Case Study

    The Shamokin Coal Township (Penn.) Joint Sewer Authority’s 2015 treatment plant upgrade and expansion, centered on two primary goals: long term control to mitigate overflows emanating from combined sewers and enhanced biological treatment capability. In order to deal with the surge events and protect the new downstream process equipment, the design team focused on augmenting plant ...


    By Smith & Loveless Inc.

  • The Working Principle of Swing Arm Garbage Truck

    Swing arm garbage truck hopper: garbage hopper is a metal welded part, with two form---the open form and the sealed form. When the bulk cargo is loaded into the hopper, the suspension chain is hung, and the hopper can be lifted onto the crane by manipulating the swing arm. When unloading, the hopper is lifted by ...

  • The Metropolitan Sewer District of Greater Cincinnati - OHIO, USA - Case Study

    In order to maximize their existing capital assets, reducing overflows and optimizing overall operation efficiency, the Metropolitan Sewer District of Greater Cincinnati (MSD) engaged Xylem in utilizing BLU-X, a drainage network optimization solution that uses a real-time decision support system consisting of smart sensors and actuators that track conveyance capacity. ...

  • City of Grand Rapids – Michigan, Usa - Case Study

    In order to get a better understanding of the infiltration and inflow into their newly separated sanitary sewers, Grand Rapids engaged Xylem in utilizing BLU-X, a real-time decision support system consisting of smart sensors and actuators that track conveyance capacity. Grand Rapids, MI is a community that has garnered accolades in the clean water industry for taking ...

  • College hill poultry - Oil skimmer model 6V Removes fat from Wastewater - Case study

    PROBLEM: The Pennsylvania Department of Environmental Resources has issued Orders that set new stringent discharge standards. College Hill Poultry, Inc. in Fredericksburg , Pa. , processes 25,000 birds a day. Operators use water for scalding, product preparation, cooling whole birds and parts, offal rendering, and sanitation. The 55,000-gpd wastewater contains significant amounts ...


    By Oil Skimmers, Inc.

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