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In The News    I
Search Results
New Sponsor : The Holophane Company
We are pleased to announce the Holophane Company has become a sponsor of Water and Wastewater.com.

Wastewater Plant Mud used as 'Green Fuel'
Scientists have shown that using WWTP mud as an additive to fuel can enable cement factories to reduce their CO2 emissions.

Energy Efficient Compact Mixer Launched
A compact mixer offering significant energy savings was globally launched today by ITT Water & Wastewater.

New lighting system reduces energy costs
Energy efficient Petrolux® III luminaires from Holophane offer performance, flexibility, reliability in harsh environments.

FlowStation 110 : the complete pump control package
Control Microsystems’s new FlowStation 110 is an integrated solution for pump-up and pump-down applications.

Montreal replaces disinfection systems at 2 WTPs
The city of Montreal is replacing its chlorine gas disinfection systems with sodium hypochlorite generation systems from Siemens.

...More News

Departments    I
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Water and Wastewater Blog
Don Dunnington, Moderator
Will Investors Find Gold in Water Incorporated?
"The founder of WaterTech Capital is betting water will become the world's most precious resource in the near future....."
Water for Power: Report Says Southeast US Could Save Water by Saving Energy
"...the report suggests that reducing energy demand would also reduce water demand...."
A Cultural Revolution

"We must de-fossilize the way we think, live and act – in both senses of the word if we are to meet the challenges of climate change...."

..enter the Water and Wastewater Blog

Case Histories    I
Search Results
Efficient, Multi-Element, Self-Cleaning Strainers
R. P. Adams’ multi-element, self-cleaning strainers provide efficient 24/7 water treatment for St. Louis WWTP.

Vaughan Chopper Pumps : Attacking the “New Sewage”
Disposable products make raw sewage pumping tougher than ever. Vaughan Chopper Pumps provide a solution for the City of Centralia, WA.

Structural Aluminum Roof for Water Reservoir in CA
Aluminum does not rust, rot, spall or solar degrade, which means the roofs will remain maintenance-free for years to come.

Preparing for the Future: Todos Santos, Mexico
To achieve the desired water quality, the engineers turned to Blue Water for their tertiary filtration system.

Headworks : Bar Screen McCain Foods China
A french fry factory in China employs a real "over achiever", the Mahr Bar Screen to capture the unusable potato pieces.

...More Case Histories

 
 This Week's Photo                   I

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This week's photo is an installation of a Franklin Miller Taskmaster twin shaft grinder reduces solids at plant headworks to help protect pumps and process equipment from ragging and plugging.

Submitted by Bill Galanty of Franklin MillerFranklin Miller

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 From The Help Forums         I
 Help Forum  Need help with water and
 wastewater treatment? Visit
 our community of over 8,100
 members and find the answer.
● Step Feed Activated Sludge Treatment system
● What is dehydrogenase activity?
● Waste water pollution
● Dimensioning Anaerobic tank
● Removing aluminium from waste water stream
● Which one is better UASB or EGSB?
● Automatic Control of Sludge Wasting
● Low turbidity but high COD outlet
● Softening of water
● COD very High
● using microb to reduce sludge on ethanol plant?
● understanding growth rates of filamentous bacteria

...More Hot Topics  

 Ask Tom! Column          I

 

Using Zeta Potential to Optimize Water Treatment
Guest article by Ana Morfesis & Ulf Nobbmann, Malvern Instruments
"Cryptosporidium and Giardia are two of the most important microscopic pathogens that can be transmitted via drinking water...."

...the Ask Tom! Column

 Web Site Statistics               I

Month

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 May 2009 3,545,000 182,000
 April 2009 3,496,000 194,000
 March 2009 3,610,000 191,000
 February 2009 3,317,000 165,000
 January 2009 3,364,000 181,000
 December 2008 3,328,000 170,000
 November 2008 3,533,000 168,000
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 September 2008 3,004,000 153,000
 August 2008 3,210,000 180,000
 July 2008 3,105,000 169,000
 June 2008 3,038,000 188,000
    Totals 37.8 million 1.94 million
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Water and Wastewater Video Center - Featured Video >> See More Videos
Accelerated Evaporation
Industry Best Evaporation Rates! Patented system seeing 80%+ evaporation rates.

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 Water and Wastewater Plant Directory - Featured Plant  I

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Over 500+ Plants Listed - Add Yours Today!

Oconomowoc WWTF
Oconomowoc, WI, USA

The Oconomowoc Wastewater Treatment Facility lies in the rolling countryside of western Waukesha County in the southwest corner of the City of Oconomowoc. The activated sludge facility has been online since June 1977 when it replaced the original plant that dated back to 1935.  Hydraulic design parameters for the facility are 4.0 million gallons per day average flow...
(Click here to read more...)

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Top Picks From Amazon.com    I
Wastewater Engineering: Treatment & Reuse Wastewater Bacteria (Microbiology)  
Click here stars-5-0.gif (430 bytes)"It is a monumental work, very clear and well written. We needed this book."

by George Tchobanoglous, Metcalf & Eddy, et al, Hardcover, 1848 pages, March 2002

Click here "...a hands-on guide to understanding the biology and biological conditions that occur at each treatment unit."

by Michael H. Gerardi
Paperback, 272 pages, 2006

 
Handbook of Water and Wastewater Treatment Plant Operations Small-Scale Cogeneration Handbook
Second Edition
 
Click here "...a thorough compilation of water science, treatment information, process control procedures and problem-solving techniques"

by Frank R. Spellman
Paperback: 912 pg, 2008

Click here "It is a well written but useful guide for beginners."

by Bernard F. Kolanowski
Hardback, 224 pages, 2003

 
 

 

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