municipal wastewater Articles

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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 ...

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 ...

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 ...

The Economics of Municipal Wastewater Reuse

by American Water Works Association (AWWA)  (Jul. 1, 1982)

Reuse of municipal wastewater is increasing worldwide due to droughts, stringent wastewater discharge requirements, nutrient recycling, costs of developing new sources, and prevention of saltwater intrusion. Discussed is a simple economic model that will enable better understanding of why wastewater is reused in certain circumstances but not in ...

Municipal Recycling of Wastewater

by American Water Works Association (AWWA)  (Oct. 1, 1979)

This article surveys and summarizes current knowledge about renovating and directly recycling wastewater from municipal and industrial sewage and offers predictions as to the type and extent of municipal wastewater recycling likely to be in operation by 1995. Both potable and nonpotable reuse are discussed. Dual distribution systems, industrial ...

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 ...

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 ...

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 ...

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 ...

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