municipal wastewater Articles

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GWT Electrocoagulation Wastewater Treatment: Specialized Technology to meet the needs of food & beverage wastewater

by Genesis Water Technologies, Inc  (May 7, 2016)

The effects of water scarcity and stricter environmental regulations placed on water usage are increasing the cost of using freshwater globally. The consequences of these increasing costs on food and beverage companies are twofold, since the companies are charged for both the water that they utilize in their processes and on their wastewater ...

Pyrethroid insecticides in municipal wastewater

by John Wiley & Sons, Ltd.  (Jul. 26, 2013)

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 ...

Municipal wastewater treatment plant

by NovaTec Consultants Inc.  (Oct. 10, 2012)

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 ...

Wastewater treatment for a municipality

by TIA – Technologies for Industrial-Wastewater Treatment GmbH  (Oct. 24, 2012)

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 ...

The MIEX® Technology for Municipal Wastewater Treatment

by IXOM Watercare  (Oct. 1, 2006)

The MIEX® Technology is designed for the removal of dissolved organic carbon (DOC). Until recently, the commercial application of the MIEX® Technology has been limited the treatment of potable water from surface or ground water bodies. The MIEX® Process is now being evaluated for application in municipal wastewater applications. An example of ...

Cellulose recovery from municipal wastewater

by Cellulose Assisted Dewatering of Sludge (CADoS)  (Nov. 3, 2015)

During Aquatech 2015 the Dutch technology developer Brightwork set in the spotlight the recovery of cellulose from waste water. The project Cellulose Assisted Dewatering of Sludge (CADoS) aims at separating cellulose fibres from toilet paper from waste water using finescreening technology. After separation the fibres serve as a filter aid for ...

Wastewater Treatment Municipality Of Saint-Claude

by H2O Innovation  (Jun. 17, 2010)

In Quebec, the municipalities must make sure that their rejections of sewerachieve the goals applied to the receiving medium. The Rotating BiologicalReactor (RBR), developed by the biological processes division of H2OInnovation, showed its effectiveness during more than one year testingproject, which contribute to the obtaining of the Standard ...

Sustainable Treatment and Reuse of Municipal Wastewater

by IWA Publishing  (Mar. 1, 2012)

The uncontrolled disposal to the environment of municipal, industrial and agricultural liquid, solid and gaseous wastes constitutes one of the most serious threats to the sustainability of the human race by contaminating water sources, land and air, and by its potential contribution to global warming. With increasing population and economic ...

Municipal Wastewater Treatment - Prichard, Alabama

by TenCate - Geotube  (Sep. 12, 2013)

TenCate  develops and produces materials that function to increase performance, reduce costs, and deliver measurable results by working with our customers to provide advanced solutions. THE CHALLENGE Prichard AL is a town of about 30.000 people north of Mobile. AL Paul David, the Sewer Board Superintendent, oversees the contract ...

Biogas desulphurisation in the WWTP do Norte (Portugal) - Case Study

by Bioconservacion SA  (Aug. 16, 2016)

The Northern Wastewater Treatment Plant (WWTP) is one of the biggest in the central region of Portugal, servicing various municipalities. The infrastructure is located in the area of Coimbra, Leiria, taking up 6 hectares of land; it receives effluents from some 250,000 inhabitants across multiple municipalities. It has the capacity to treat ...

WWTP Covers Its Grit Tanks to Help Address Odor Concerns

by Geomembrane Technologies Inc. (GTI)  (Aug. 22, 2016)

The Customer: The Georgetown Wastewater Treatment Plant (WWTP) located in Ontario, Canada, provides industrial and municipal wastewater treatment for the urban area in the Town of Georgetown. The plant treats approximately 17.5 ML of wastewater per day. It is sized to accommodate the wastewater treatment needs of a local dairy processing ...

Five Common Problems with Raw Water Treatment and How to Avoid Them

by SAMCO Technologies, Inc.  (Jul. 26, 2016)

For industrial companies treating a raw water source for its processes, there are several issues that can surface during treatment that we see on a regular basis. We’ve broken out the five most common problems with raw water treatment and how to avoid them below. Whether you’re designing a new plant or updating existing equipment, ...

Full scale municipal implementations of the Agar IFAS process for municipal wastewater treatment

by Aqwise Wise Water Technologies  (Oct. 5, 2009)

Wastewater treatment plant retrofits worldwide are motivated by two main developments: a. Changes in effluent quality regulations, either to more stringent BOD/TSS requirements, or to include nutrient (N and P) removal b. Increase in flows to existing plants, due to either population growth or to expansion of sewerage systems One process ...

Recycling of Municipal Wastes in Agriculture. II. Irrigation of Corn with Treated Municipal Wastewater

Abstract Restriction of available water observed in the last years in arid or semiarid areas forces the planners to consider any source of water for irrigation. The purpose of this paper was to investigate the suitability of wastewater produced by the treatment plant of the city of Larissa, Central Greece for irrigation of corn. With a three ...

Treatment of municipal wastewater by membrane bioreactor: a pilot study

by Inderscience Publishers  (Jul. 20, 2009)

The operational performance of a submerged hollow fibre Membrane Bio-Reactor (MBR) for treatment of municipal wastewater on pilot scale was investigated. The experimental results indicated that the removal efficiency for SS, COD, NH4-N, turbidity, bacterium, iron (Fe2+) and Manganese (Mn2+) was 100%, 94.5%, 98.3%, 99.7%, lg6, 99%, 92.3%, ...

Pretreatment of Municipal Wastewater by Enhanced Chemical Coagulation

by University of Tehran  (Mar. 1, 2007)

The efficiency of existing municipal wastewater treatment plants has been affected by the increase of incoming organic load caused by the expansions in developing countries. In the present investigation, the effect of Chemically Enhanced Primary Treatment (CEPT) process was studied on the enhancement efficiency of a municipal wastewater ...

Drivers for and against municipal wastewater recycling: a review

by IWA Publishing  (Sep. 26, 2015)

The reclamation, treatment and reuse of municipal wastewater can provide important environmental benefits. In this paper, 25 studies on this topic were reviewed and it was found that there are many (>150) different drivers acting for and against wastewater recycling. To deal with the challenge of comparing studies which entailed different ...

Otis, MA municipal wastewater treatment plant information

by Aquapoint  (Mar. 17, 2008)

Small and rural communities generally find it difficult to assemble the resources to develop a traditional wastewater infrastructure.  Yet, without infrastructure it is difficult to enhance property values and economic development.  Decentralized wastewater treatment systems represent a low cost, low impact and high benefit ...

Integrated Anaerobic and Aerobic Processes for Treatment of Municipal Wastewater

by Water Environment Federation (WEF)  (Oct. 22, 2006)

ABSTRACTIn this study, integrated anaerobic and aerobic treatment processes for municipal wastewater treatment were investigated for its feasibility to replace the existing conventional activated sludge process. Three types of anaerobic systems − anaerobic sludge blanket, anaerobic sequencing batch reactor and anaerobic filter, as the ...

Municipal Wastewater Pump Station Design Problems and Solutions

by Water Environment Federation (WEF)  (Oct. 21, 2006)

The growth of the Northern Virginia Area around Washington D.C. has resulted in the requirement for numerous new wastewater pumping stations and the upgrade and expansion of existing pump stations. This paper presents practical problems and solutions associated with the following pump station design issues: 1.) Concrete Corrosion Protection, 2.) ...

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