• Home >
  • Back Issues >
  • WaterWorld >
  • Volume 23, Issue 5
  • Volume 23, Issue 5

    Th 246484
    Treatment

    Understanding Check Valves: Sizing for the Application, Not the Line Size

    May 1, 2007
    Check valves are probably the most misunderstood valves ever invented. If you mention check valves to most plant personnel, the typical response is “they don’t work."
    Th 246503
    Potable Water Quality

    WateReuse Foundation Launches Water Reuse Facility Database

    May 1, 2007
    As America’s water supplies have become progressively taxed by ever increasing demand, the need to develop safe, reliable alternative water resources is becoming increasingly ...
    Th 246477
    Treatment

    Operating Chemically Enhanced Clarification for Optimum Disinfection Performance

    May 1, 2007
    The Milwaukee Metropolitan Sewerage District (MMSD) operates two wastewater treatment plants with a combined peak hour capacity of 630 mgd.
    Th 246499
    Home

    Using Low-Pressure Membranes to Achieve Surface Water Treatment Rule Compliance

    May 1, 2007
    The City of Healdsburg owns and operates a municipal water system in Sonoma County, CA, that serves a population of approximately 12,000.
    Th 246483
    Energy Management

    Total System Approach Key to Pump Reliability

    May 1, 2007
    Pumps constitute one of the largest costs for any municipality. Poor reliability and energy consumption are the major drivers of high costs for most municipalities.
    Home

    Water Reclamation Project Wins “Green Globe” Award

    May 1, 2007
    The Department of Natural Resources and Parks for King County, Washington, has awarded GE Water & Process Technologies, a unit of General Electric Company the Green Globe Award...

    More content from Volume 23, Issue 5

    Th 246491
    Asset Management

    Water Tank Asset Preservation Goes Beyond Maintenance

    May 1, 2007
    There has been much talk about water storage tank maintenance programs and the various approaches that have been offered across the country; however, the term “maintenance” does...
    Th 246045
    Home

    Import Tariffs Driving Interest in Reactivated Carbons

    May 1, 2007
    Interest in using reactivated carbons in water purification has increased significantly after the recent decision by the Department of Commerce (DOC) affirming their preliminary...
    Th 246498
    Home

    Packaged Membrane Filtration System Provides Optimum Solution For Historic Resort

    May 1, 2007
    With the installation of a new submerged packaged membrane filtration system to treat spring water, Virginia’s Homestead Water Co.
    Th 246667
    Potable Water Quality

    BNR System Inventor Received NWRI Prize

    May 1, 2007
    The National Water Research Institute (NWRI) has announced that environmental engineer James L. Barnard, Ph.D., P.E., of Black & Veatch Corp., will be...
    Drinking Water

    Company to Design-Build Desalination RO Facility

    May 1, 2007
    Earth Tech has been awarded a $5.5 million design-build contract by the Hilton Head Public Service District...
    Potable Water Quality

    EPA Report Examines Clean Water SRF Funding

    May 1, 2007
    The Environmental Protection Agency invested more than $900 million in 2006 to help states and municipalities update their wastewater infrastructure.
    Th 246147
    Infrastructure Funding

    Metering Collection System Features FCC Primary-Use License

    May 1, 2007
    Sensus Metering will be exhibiting its FlexNet data collection system during the upcoming American Water Works Association event.
    Th 246129
    Home

    Submerged MBR Modules Streamline Reuse Applications

    May 1, 2007
    Membrane bioreactor (MBR) technology using submerged membrane modules is being used increasingly for municipal and industrial wastewater treatment applications.
    Th 246282
    Treatment

    Company Introduces New Valve Maintenance System

    May 1, 2007
    Until recently, one-man, extendable valve turning systems offered unacceptable trade-offs in torque and durability.
    Th 246170
    Home

    Radium Removal Technologies for Potable Groundwater Systems

    May 1, 2007
    Radium is a naturally occurring alkaline earth metal, and since radium is generally soluble, it can also be found in groundwater.
    Th 246174
    Home

    Mixed Oxidants aid in Membrane Pretreatment, Cleaning

    May 1, 2007
    The prevalence of membrane filtration is rapidly growing in both the municipal and industrial water sectors.
    Th 246284
    Asset Management

    AMR System Compatible with All American Meters

    May 1, 2007
    The Mars SmartRadio system is designed to provide automatic meter reading (AMR) for all meters in a utility’s inventory, whether they have standard encoders or standard registers...
    Th 246173
    Infrastructure Funding

    Storage Tank Project Challenged by Terrain

    May 1, 2007
    Situated atop high coastal peaks and along ridge lines cresting above canyons with expansive views of the Pacific Ocean, Rancho Cielo Estates in Rancho Santa Fe, CA, features ...
    Th 246132
    Treatment

    New Filtration Technology Helps District Meet Reclaimed Water Standards

    May 1, 2007
    Harbor Island Utilities Inc. (HIU) provides water and sewer service to residences and businesses on Harbor Island in Beaufort County, SC.
    Th 246072
    Home

    New Nanofiltration, RO Systems Offer Simplified Use

    May 1, 2007
    Nanofiltration (NF) and Reverse Osmosis (RO) systems are becoming more common in the water industry due to a variety of regulatory and economic factors.
    Th 246126
    Asset Management

    Company Offers Water Industry Automated Metering Infrastructure System

    May 1, 2007
    Elster AMCO Water will launch a new solutions-based Automated Metering Infrastructure (AMI) system...
    Th 246177
    Home

    Company to Launch Residential Single-Jet Meter

    May 1, 2007
    Last year, Actaris introduced a new water meter, the 6 inch Flostar, at the AWWA Annual Conference and Exhibition in San Antonio.
    Th 246067
    Home

    Mobile Computing Requires PCs “Ruggedized” for Working Environment

    May 1, 2007
    Advancements in wireless technology and software solutions are making more efficient field automation and collaboration widely accessible...
    Infrastructure Funding

    Administration Floats Bond Concept for Water Infrastructure

    May 1, 2007
    The Bush Administration has voiced support for a new (or at least renamed) tool for water funding - Water Enterprise Bonds.
    Home

    AWWA Conference to Feature Latest Water Treatment Technologies

    May 1, 2007
    Registration is now open for the American Water Works Associations's (AWWA) 125th Annual Conference and Exposition (ACE07).
    Infrastructure Funding

    House Approves Water Infrastructure Funding Measures By Patrick Crow, Washington Correspondent

    May 1, 2007
    The U.S. House of Representatives has approved three water bills but opposition from the Bush administration had their futures in doubt.
    Potable Water Quality

    On Bid Day, Will Your Patent Count?

    May 1, 2007
    The environmental industry is perhaps one of the only businesses that faces the proverbial dilemma: “To innovate, or not to innovate?”
    Th 246576
    Treatment

    NEW LITERATURE

    May 1, 2007
    Vactor Manuracturing has introduced a detailed, 26-page catalog...
    Th 246285
    Treatment

    AWWA EXHIBITOR PRODUCTS

    May 1, 2007
    The new Ashcroft® T2 combines economy and performance into a compact pressure transducer.
    Th 246052
    Treatment

    PRODUCT SHOWCASE

    May 1, 2007
    Norman Noe offers fire hydrant brass relief valves that are used to help relieve and adjust mains pressure when a water tank is off line for maintenance or during an emergency...
    Th 246539
    Home

    PRODUCTS & SERVICES: STORMWATER MANAGEMENT

    May 1, 2007
    The ClearWater BMP stormwater filter offers an advancement in sidewalk curb inlet filtration technology.
    Th 246558
    Treatment

    NEW PRODUCTS

    May 1, 2007
    PureTech System Inc. has released a new version of its PureActiv Wide Area Surveillance software.
    Th 246517
    Distribution

    PRODUCTS & SERVICES CORROSION CONTROL

    May 1, 2007
    Patented SpectraShieldTM liner is a spray-applied, silicone-modified polyurea system that is used to rehabilitate and protect wastewater structures such as manholes, wet wells...