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Hybrid SCADA
Water & Wastes Digest
November 2008
By John K. Collings
Combining conventional and cellular SCADA yields increased performance and big savings
PDF Version
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Risky Business
Water & Wastes Digest
November 2008
By Roderick Lovely
Physical asset management tactics reduce costs
PDF Version
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Capacity for Consent
Water & Wastes Digest
November 2008
By Caitlin Cunningham
A U.K. wastewater plant enhances its treatment process as part of a regional sludge initiative
PDF Version
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Certification Education
Water & Wastes Digest
November 2008
Compiled by Rebecca Wilhelm
How one association is raising the bar for coating and lining projects
PDF Version
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Proper Pump Design
Water & Wastes Digest
November 2008
By John Veerling
A Florida water reclamation facility preserves its rotary lobe tradition
PDF Version
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Problem Solving with Pumps
Water & Wastes Digest
November 2008
By Robert Graham
Pumps solve lime-dosing problems for Ruswarp WTW in the U.K.
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Infrastructure Matters
Water & Wastes Digest
October 2008
By Caitlin Cunningham
Achieving sustainability via utility management practices, rates, water use and watershed protection
PDF Version
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Changing & Sustaining
Water & Wastes Digest
October 2008
By Benjamin H. Grumbles
Establishing a common management framework for water and wastewater utilities
PDF Version
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Small Town, High Tech
Water & Wastes Digest
October 2008
By Rebecca Wilhelm
Research project gives a Wisconsin village the opportunity to implement ultraviolet (UV) disinfection of its groundwater-sourced drinking water supply
PDF Version
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Sunny Solution
Water & Wastes Digest
October 2008
By Chris Knud-Hansen
Solar-powered circulation for energy-efficient wastewater pond management
PDF Version
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Mixed-Oxidant Solutions
Water & Wastes Digest
October 2008
By Wesley L. Bradford, Susan B. Rivera & Sidney F. Varn, Jr.
Moving away from chloramines while maintaining water quality
PDF Version
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Manual vs. Automatic
Water & Wastes Digest
October 2008
By Jonny Barron & Bob Beyer
Weighing the pros and cons of manual and automatic sampling methods
PDF Version
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Synergistic Treatment
Membrane Technology
October 2008
By Miroslav Colic
Primary treatment is key, even with effective secondary and tertiary systems
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From Specialty Item to Commodity
Membrane Technology
October 2008
By Val S. Frenkel & Justyna Kempa-Teper
Membrane technologies offer cost-effective benefits in water/wastewater treatment
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MBR Turndown
Membrane Technology
October 2008
By Dennis Livingston
Incrementally adjusting treatment capacity to match demand, drive down energy costs and improve overall treatment
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Pretreatment & Membrane Performance
Membrane Technology
October 2008
By Sunil Kommineni, Mike Urrutia, James DeWolfe & Juan Vasquez
A Texas treatment plant’s filtration impact
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Barrier Boost
Membrane Technology
October 2008
By Venkat Mahendraker & Vikram M. Pattarkine
Microbial population research promoting use of membrane technology
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Ready for Reuse?
Membrane Technology
October 2008
By Katariina Majamaa, Peter Aerts & Veronica Gomez
Integrating membrane systems to increase water safety, reduce footprint and fouling
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The ABCs of MBRs
Water & Wastes Digest
September 2008
By Dr. Peter Aerts
An overview of the technology’s advantages, drawbacks and sustainability
PDF Version
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Chicago's Water Leaders
Water & Wastes Digest
September 2008
By Clare Pierson
The Metropolitan Water Reclamation District (MWRD) of Greater Chicago’s president and its superintendent talked with Clare Pierson, associate editor for WWD, about the MWRD’s role at WEFTEC.08, the city’s new initiatives for treating wastewater and storm water and how the group is dealing with funding and regulations.
PDF Version
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Eliminating EDCs
Water & Wastes Digest
September 2008
By Hubert Cabana & Peter Jones
Design experiment optimizes method for removing endocrine disrupters in treatment plants
PDF Version
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Finding the Silver Lining
Water & Wastes Digest
September 2008
By Clare Pierson
L.A. County finds that a PVC grade pipe liner meets its needs and has ‘green’ advantages
PDF Version
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Dose by Numbers
Water & Wastes Digest
September 2008
By Chris Westlake
Dissolved organics analyzer controls coagulant chemical additions at a New Jersey water utility
PDF Version
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Streamlining with SCADA
Water & Wastes Digest
September 2008
By Steve London
Illinois town plagued by chronic I&I finds benefits in its new preventative maintenance tool
PDF Version
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Flowmeter Foresight
Water & Wastes Digest
August 2008
By Clare Pierson
A flowmeter product specialist reviews new technologies and user guidelines
PDF Version
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Aquifer Alliance
Water & Wastes Digest
August 2008
By Dan Cappellini
Washington state citizens, officials and agencies team up to protect an aquifer recharge area
PDF Version
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Building from Scratch
Water & Wastes Digest
August 2008
By Clare Pierson
A city with no previous method of treatment for its drinking water embarks on an ambitious treatment plant to treat high levels of arsenic
PDF Version
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Get Equipped
Water & Wastes Digest
August 2008
By David Heigl
Using pumps with TSE dry-run protection and 6-L geometry for flocculation and sludge floc transfer
PDF Version
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Taking Out the Trash
Water & Wastes Digest
August 2008
By Julie Turnbaugh
Fine-screen system helps a New Jersey treatment plant stop clogs before they can stop operations
PDF Version
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Shutting Down Valve Slam
Water & Wastes Digest
August 2008
By Rachel J. Hartman
A special kind of check valve solves the common problem of valve slam in Fresno, Calif.
PDF Version
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Onsite Check Metering
Water & Wastes Digest
August 2008
By Brian Roughan
Portable check metering kit enables verification of virtually any flowmeter
PDF Version
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Underway Monitoring
Water & Wastes Digest
August 2008
By Robert M. Ellison
Ferries monitor water quality with data system as part of North Carolina program
PDF Version
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A Deluge of Water
Water & Wastes Digest
August 2008
By Stephanie Morgan
A pump company and disaster response agencies team up to relieve flooded areas of the Midwest
PDF Version
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Getting Real with CSO
Water & Wastes Digest
July 2008
By Timothy Ruggaber
Using a decentralized real-time monitoring device to more effectively handle CSO problems
PDF Version
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Turbo-Filtration
Water & Wastes Digest
July 2008
By Chris Shuster
A custom Type 316 stainless steel manifolding fabricated by Miller-Leaman to accommodate future expansion of the Turbo-Disc Filter system; used for demonstration and water testing purposes.
PDF Version
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Ethernet Explosion
Water & Wastes Digest
July 2008
By Bob Douglass
Utilities are using Ethernet capabilities in new ways for a more well-rounded monitoring and controlling system
PDF Version
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Membrane Week 2008
Water & Wastes Digest
July 2008
By Water & Waste Digest
AMTA/SEDA Joint Conference & Exposition focuses on membranes
PDF Version
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A New Kind of Hydropower
Water & Wastes Digest
July 2008
By Caitlin Cunningham
How a Minnesota wastewater plant reuses treated effluent to help a local energy center generate electricity
PDF Version
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Flushing in Water Quality
Water & Wastes Digest
July 2008
By Clare Pierson
An Alabama water utility searches for a more efficient way of flushing its distribution system and finds the solution in automatic flushing
PDF Version
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Ready for Reuse
Water & Wastes Digest
July 2008
By Anthony Galvan
Multibarrier package treatment systems serve nonpotable municipal requirements
PDF Version
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ACE08 a Peach
Water & Wastes Digest
July 2008
By Water & Waste Digest
World’s water event highlights, promotes industry progress
PDF Version
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Adding a Slice of Treatment
Water & Wastes Digest
July 2008
By Kirk Oleson, Kyle Booth & Mark Fosshage
A California cheese production company reduces loads to its city wastewater plant
PDF Version
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A Heavy Metal Solution
Water & Wastes Digest
July 2008
By Brad Marchant
Homegrown wastewater treatment technology puts China’s leading copper mine ahead of the game
PDF Version
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Beyond Metal
Water & Wastes Digest
July 2008
By Domenic DeCaria
Implementing CPVC pipe to curtail corrosion in water treatment plants
PDF Version
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Visit Our Buyer's Guide
Water & Wastes Digest
June 2008
Water & Wastes Digest
This month's issue of Water & Wastes Digest is our annual Buyer's Guide issue. Check it out on the Web by clicking "Buyer's Guide" under "References" on the lefthand navigation bar.
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Upgrade Undertaking
Water & Wastes Digest
May 2008
By Neda Simeonova
How one city handles plant improvements and funding challenges to comply with new regulations and meet future water needs
PDF Version
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Beyond Storage
Water & Wastes Digest
May 2008
By Mark Eklund
When incorporating a tank in a plant, consider coatings, future expansion and the facility’s individual needs to maximize performance
PDF Version
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Managing Nutrient Pollution
Water & Wastes Digest
May 2008
By David Slack
The Howard F. Curren Advanced Wastewater Treatment Plant continues to reduce nutrient inflow into the Tampa Bay Estuary after nearly 30 years in operation
PDF Version
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Playing It Safe
Water & Wastes Digest
May 2008
By Beth Marcello
A theme park with pools and water rides uses automated controllers to monitor water quality
PDF Version
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Opting for Ozone
Water & Wastes Digest
May 2008
By Clifford Seth Lebowitz
A Kansas city addresses taste and odor problems with a primary disinfection ozone system
PDF Version
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Pharmaceuticals in Drinking Water
Water & Wastes Digest
May 2008
By Clare Pierson
Responding to media reports, Waters Corp. offers a way for large water utilities to be proactive in testing for pharmaceuticals in drinking water
PDF Version
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Pump Query Checklist
Pump Source
April 2008
By Douglas Bartholomew
From station conditions to vendor experience, knowing what questions to ask when purchasing or renting portable pumps
PDF Version
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Goodbye Guesswork
Pump Source
April 2008
By Chad Larson
An Illinois wastewater treatment plant reduces maintenance liabilities using variable frequency drives (VFDs)
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Talking Pumps
Pump Source
April 2008
By Caitlin Cunningham
Industry experts convene to discuss timely issues and emerging solutions
PDF Version
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Pumps for Pipes
Pump Source
April 2008
By Kirsten Petersen
Rotary wellpoint pumps remove groundwater, support sewer force main installation
PDF Version
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Stop! Don’t Use That Part
Water & Wastes Digest
April 2008
By Grant Van Hemert
What you need to know about electrical components to ensure treatment facility reliability
PDF Version
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ACE08 in Atlanta
Water & Wastes Digest
April 2008
By Rebecca Wilhelm
The annual AWWA event attracts more than 500 exhibitors ready to showcase new technologies and products
PDF Version
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Looking Beyond Ponds
Water & Wastes Digest
April 2008
By Carol Wasson
Portable water clarifier promotes water reuse within a rural sand and gravel company
PDF Version
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Understanding the Alpha Factor
Membrane Technology
March 2008
By Malcolm E. Fabiyi
Applying the alpha factor and pure oxygen to reduce aeration power demand
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Ultrafiltration Gains Performance Edge
Membrane Technology
March 2008
By Emily Gilbert & Kate Koerber
The XIGA dead-end filtration concept provides for a wide dynamic operating range, requiring fewer flow controls and operating modes
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Nutrient Removal
Membrane Technology
March 2008
By Fred R. Gaines & Christopher Lewis
Controlling the discharge of nutrients from U.S. wastewater treatment plants (WWTPs)
PDF Version
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Built to Last
Membrane Technology
March 2008
By Craig Granlund
RO elements stand the test of time at a North Dakota electric utility
PDF Version
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A Review of RO
Membrane Technology
March 2008
By Linda Meyers
Instrumenting reverse osmosis (RO) systems for maximum efficiency and minimum maintenance
PDF Version
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Recovering Revenue
Water & Wastes Digest
March 2008
By Shon Anderson
Automated water meters improve reading accuracy and recover town’s lost revenue
PDF Version
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An Active Solution
Water & Wastes Digest
March 2008
By John F. Masters & Jeffrey D. Bergman
Energy savings & harmonic mitigation in the water and wastewater industry
PDF Version
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Finding the Right Elbow
Water & Wastes Digest
March 2008
By David Hunter
Elbow failure created a hazardous slip-and-fall situation and put sensitive controls at risk
PDF Version
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Energy Efficiency
Water & Wastes Digest
March 2008
By Rebecca Wilhelm
An expert’s perspective on implementing cost-effective energy efficiency practices
PDF Version
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