wastewater treatment plants Articles

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Final effluent monitors protect wastewater treatment efficiency

by HACH LANGE GmbH - a Hach Company  (May 16, 2013)

Southern Water operates 370 wastewater treatment plants (WWTP), many of which are unmanned for most of the time and most have numeric environmental permits, so a network of online monitors has been established to improve treatment and protect discharge compliance. This has involved the installation of final effluent monitors at over 300 sites in a ...

Optimizing Wastewater Treatment

by The World Bank  (Jan. 1, 1997)

' Growing volumes of both industrial and municipal wastewater are being discharged to surface waters but the treatment provided frequently is inadequate to protect the desired uses of the receiving waters. With limited resources in terms of both institutional capacity and finance, governments face difficult choices in optimizing their investments ...

Primary Drinking Water from Wastewater Effluent: Pilot Test Experience at the Miami Dade South District WWTP

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

ABSTRACTThe Miami-Dade Water and Sewer Department (MDWASD) owns and operates the South District wastewater Treatment Plant in Goulds, Florida. This is a 225 mgd peak flowrate secondary oxygen activated sludge treatment facility that discharges effluent via deep injection wells. Based upon the detection of nitrogen species in the monitoring wells ...

Introduction to Decentralized Packaged Wastewater Treatment (PWWT) Systems - PDH Article

by Contech Engineered Solutions LLC  (Nov. 16, 2011)

Learning Objectives After reading this article, you should understand: Functions and processes of a decentralized PWWT system; Design considerations of a PWWT system. Overview "Clean water will be the oil of the 21st Century." The accuracy and magnitude of this statement is resonating worldwide. ...

ENVIROQUIP® MBR system treats wastewater for planned community in Georgia

by Ovivo (Formerly Eimco Water Technologies)  (Jul. 1, 2008)

“Great communities don’t just happen. They evolve from careful planning, smart design, and listening to what people want.” – PEC Development Group, James Creek website Great communities need great wastewater treatment too. In January 2004, ENVIROQUIP, a division of Eimco Water Technologies, was selected to provide all equipment, instrumentation, ...

Sustainable wastewater separation treatment systems coupled with nutrient and water reducing greywater reuse technologies

by Equaris Corporation  (Sep. 15, 2011)

Nationally and internationally, pressure is increasing to introduce nutrient reducing, water conserving and recycling measures for sustainable residential and small community water/wastewater systems. Reports of inadequate water quality and quantity are being reported daily. Over the past thirty years the federal government and State of Alaska ...

Practical Applications of Static Low Density Media Filters for Use in the Treatment of Domestic Wastewater

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

ABSTRACTIn the treatment of domestic wastewater, both biological and physical contaminant removal mechanisms must occur to facilitate compliance with NPDES permit discharge requirements. Static low density media (SLDM) filters can be used to perform both of these duties allowing for the consolidation of various unit operations into one component. ...

Class A Wastewater Treatment Facility

by Integrated Engineers Inc.  (May 8, 2007)

Industrial Wastewater Treatment Case Study Class A Industrial Wastewater Treatment Plant Settling Time Reduced From Twelve Hours to 30 minutes! This facility receives and treats oily wastewater from industrial clients. The water is treated with an initial oil/water separator, collected in a reaction tank where Floccin-J is used at a dosage of 325 ...

Side-by-Side Pilot Testing of Two Disk Filter Manufacturers at the City of Merced Wastewater Treatment Plant

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

ABSTRACTAs more wastewater treatment facilities upgrade to tertiary treatment for pathogen removal and trace pollutant reduction, the options for tertiary filtration expand. The use of cloth-disk media filtration (disk filters) for tertiary filtration is becoming more common because of the effluent quality, lower backwash rates, small footprint, ...

Reverse osmosis system to reclaim wastewater

by Aquatech International Corporation  (Sep. 14, 2010)

The Facility Pragati Power Corporation Limited, formerly Delhi Vidyut Board (DVB), was formed by the Government of National Capital Territory (NCT) of Delhi in 1997 for the purpose of generation and distribution of power to the entire area of NCT of Delhi. To bridge the gap between demand and supply and to have reliable power supply to the capital ...

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