DRINKING WATER REGULATIONS AND LEGISLATION
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Oklahoma Takes A Stand Against FluorideFluoride is added to the tap water supply in most major U.S. cities, but one region stands out when it comes to bucking this standard.
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What Happens Now That California Passed The $7.5 Billion Water Bond?By passing the proposition, voters granted the state permission to use $425 million in unsold bonds for drought resiliency and issue $7.1 billion in new bonds.
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Drought: Weather Or Economic Problem?Are the challenging effects of the drought in the West a weather problem or an economic problem?
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West Virginia Utilities Fight To Stop Extensive State RegulationA new study funded by public water utilities in West Virginia came down hard on the effects of regulation and found that other states do not regulate water utilities as extensively.
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Fluoridation Up For Debate In Wisconsin's Capital CityWisconsin's capital city is wading into one of the water sector's most controversial questions: Should it fluoridate its water?
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Politician Trashed For Pro-Water Reuse Stance, Loses ElectionThe contentious and close race to elect a Santa Clara Valley Water District board member went to Gary Kremen, the founder of Match.com.
WATER INDUSTRY FEATURES, INSIGHTS, AND ANALYSIS
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A Commitment To Employee OwnershipRyan Spanton, Regional Sales Manager with WesTech Engineering, talks about the company’s focus on customers as brand advocates and other trends for the water and wastewater industries.
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Sodium Hypochlorite: The Unsung Hero In DisinfectionFor the fortunate few in this world, many of us enjoy fresh cold water from our taps, crisp white linens in hotel rooms, and refreshing and safe water in swimming pools. It all seems very easy and straight forward with all the new technologies available in the industry to ensure safe and clean drinking water. A reliable and effective technology is always needed to ensure peace-of-mind for all water treatment processes. In many cases, it is the centuries old Sodium Hypochlorite (NaClO) chemical, or as known by every household – Bleach. By Angela Yeung, District Sales Manager, Grundfos
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NeoTech D322™ Datasheet
The NeoTech D322™ is specially designed to disinfect water and is an essential component in advanced oxidation processes.
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How To Select The Most Effective Blower Technology For Wastewater ApplicationsGiven numerous variables when selecting an aeration blower system for wastewater applications, and equally numerous claims by technology providers, it is not surprising that confusion exists. Worse than confusion is the disappointment that results when a blower technology fails to perform as anticipated — and operating cost and efficiency benefits go unrealized.
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Mahr® Bar Screens Replace Two-Stage Screening SystemIn 2004, the Department for Regional Development announced plans to upgrade the Limavady Wastewater Treatment Works, which was part of a 28 million dollar capital works program in Northern Ireland.
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Ashley Valley Water & Sewer Improvement District Relies On FPI Mag Flow Meter To Comply With Allocation QuotaAshley Valley Water & Sewer Improvement District (AVWSID) serves rural county residents who live outside the city of Vernal, Utah.
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Thanks To Digital Upgrade, Castle Rock’s Asset Management Becomes Model For StateWith a population of 55,000, the town of Castle Rock, Colorado, was named to “Money” magazine’s list of 100 Best Places to Live in America. It’s also a town on the cutting edge of managing its water, wastewater and storm water system assets with the help of the Hydrant and Valve Inspector from AMERICAN Flow Control (AFC) and Trimble Navigation.
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Solving A Taste and Odor Problem Step By Step (Article)The City of Alliance Ohio’s water system has experienced annual Taste and Odor (T&O) events since the mid 1950’s, when the first of two reservoirs, Deer Creek Reservoir, was placed into service. Nutrient contaminants, in particular phosphorous, in the watershed accumulate in the reservoirs causing algal blooms. By Terry Keep of TrojanUV, Said Abou Abdallah of Arcadis, and Dr. Dean Reynolds, Department of Water Treatment City of Alliance, Ohio
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NeoTech D428™ Datasheet
The NeoTech D428™ is specially designed to disinfect water and is an essential component in advanced oxidation processes.
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Clearing The Air With Activated CarbonThink you know activated carbon? The range of capabilities is so robust that operators of all types — drinking water, wastewater, municipal, or industrial — should come to fully understand its usage.
DRINKING WATER PRODUCTS
SRT Solar Active Dryer
The basic principle of the HUBER SRT system is drying of sludge in a solar greenhouse using the available solar radiation. A special sludge turning system performs both spreading and turning of the sludge as well as its transport from one side to the other.
Environmental Remediation Solutions
Flexibility, Capacity, Cost Effectiveness—Integrated Remediation Systems
Baker remediation systems are custom-designed to be placed into the heart of your environmental remediation project, expertly aligned for cost-optimized treatment processes. And their larger capacities mean more efficient maintenance, testing and batching of waste streams.
Envirex® Chain & Scraper and DAF Retrofits and Rehabs
Increase Performance & Reduce Maintenance from the Inventors of Non-Metallic Components.
CleanFlo™ Monoscreen® Fine Screen
The WesTech CleanFlo™ Monoscreen® is a highly efficient, self-cleaning fine screen that is being used in a wide variety of wastewater and process water treatment applications.Utilizing a reliable blade and drive system, the Monoscreen creates a progressive step motion that allows the screenings to be evenly distributed while minimizing water level surges.The result is a screenings capture ratio of 82.5 percent.When matched with WesTech’s CleanWash™ SWP/CPS dewatering unit, the combination maximizes the solids capture rate for almost any headworks operation while minimizing the amount of solids for disposal.
QuadraTherm® 780i Inline Mass Flow Meter
You need air flow measurement instruments that provide wide turndown ratio, very low pressure drop, no moving parts, application flexibility and a direct gas mass flow rate measurement. The inline QuadraTherm® 780i is the most accurate thermal mass flow meter for air flow rate measurement on the market today, achieving gas mass flow rate accuracy never before possible, +/- 0.5% of reading above 50% of full scale.
M21 Single Channel Universal Transmitter
The Millennium II (M21) single channel universal transmitters have been engineered from the ground-up to include the innovative features that managers and operators in the field demand, while providing rock solid day-to-day operation, even in the most extreme conditions. The Millennium II redefines what you expect from a fixed gas detection solution.
VIEWS ON THE LATEST REGS
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21 Questions For The EPATo celebrate the 40th anniversary of the Safe Drinking Water Act (SDWA), the U.S. EPA organized a Twitter chat (#safetodrink) as an open forum for questions and answers on SDWA issues, or whatever else popped up. Here's how it unfolded.
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Drinking Water Protection — Are We Doing It Right?“We have analytical instruments that can see things in astronomically small numbers, but are we looking for the right things?”
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How To Get State Regulators To Champion New Water TechWhat can be done to combat the risk-adverse nature of both the regulators and the technology purveyors?
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New Drinking Water Regulations Sought For Algal ToxinsExcess nutrients, blue-green algae (cyanobacteria), and cyanotoxins have long been a problem for wastewater treatment plants — many states regulate nutrient levels in discharged water — but now drinking water plants are being eyed for regulation as well.
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New Standard Applies To Every Water Manager, EverywhereInnovation can take many forms. In the water and wastewater industry, new and emerging technologies get most of the credit for being innovative and potentially transformative. However, new modes of thinking can have equal and sometimes greater impact.
MORE WATER INDUSTRY FEATURES
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Mueller® Super Centurion 350™ Fire Hydrant Datasheet
Our Centurion® 5-1/4” main valve fire hydrants are now available with 350 psi working and 700 psi test pressure ratings as an option. The Centurion 350™ Hydrant is built to take the pressure in more ways than one. Its reinforced main valve reliably seals at this higher pressure rating – and it’s reversible. Up top in the bonnet, a roller bearing above the thrust collar assures easy operation of the hydrant when opening or closing.
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Don’t Wait: Detect Leaks In Real TimeWe are a society with little patience. We want what we want when we want it, and not a moment later. That same mentality should be applied to water distribution networks, believes Matt Thomas, vice president of business development with Mueller Systems.
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Flare Gas Flow Measurement And ControlIn oil/gas production, refining and storage operations around the globe, flare gas systems are used to burn-off and dispose of waste, excess or off-gases, and as a safety system. The accurate, responsive and reliable measurement of flare gas is essential in order to assure proper operation of the flare gas system, which protects people and equipment from potentially hazardous combustible gas to maintain a safe working environment and to avoid environmental contamination.
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Ozone Makes A ComebackOzone has been a proven effective method of water treatment and disinfection for well over a century.
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Los Cabos MyFAST InstallationBio-Microbics MyFAST® 60,000 GPD Wastewater Treatment System is installed under the parking lot of the Los Cabos International Convention Center and the water is reused to irrigate the 2700 m3 greenwall that covers the façade of the building just in time for the 2012 G20 Summit Event.
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MIOX Achieves Increased Efficacy Against Biofilm And Legionella Vs. Common Biocides
Comparative disinfection studies using 3 oxidizing biocides and 3 commonly used non-oxidizing biocides against Legionella pneumophilia.
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Municipal Drinking Water Facility Installs UV System To Deactivate Cryptosporidium And GiardiaThe City of Berea public water system, provides service to approximately 20,000 people, using surface water drawn from the East Branch of the Rocky River; however, supplies can also be drawn from nearby Coe Lake and Baldwin Creek as needed.
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Submersible Wastewater Pumps Emphasize Reliability, Response Time And A Reduced Carbon FootprintChantale Lhersonneau, Sales Manager for KSB, discusses the keys to success for the Company’s global distribution of submersible wastewater pumps.
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Real-Time Test Challenge with the SL1000 Portable Parallel Analyzer (PPA)See the difference for yourself how the new SL1000 Portable Parallel Analyzer (PPA) dramatically streamlines water quality testing.
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AMERICAN Spiral-Welded Steel Pipe And Big Easy Flood ControlIf you think Hurricane Katrina was the first time New Orleans suffered major flood damage, think again. Flooding has been as much a part of New Orleans’ 300-year history as jazz, jambalaya and French Quarter juke joints.
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A Comparative Study Of On-Line And Laboratory TOC Analyzers For Analysis Of Municipal WastewaterThis application note presents comparative data obtained on influent and effluent wastewater samples using laboratory and on-line TOC analyzers employing the heated sodium persulfate oxidation technique in USEPA-approved methods 415.3 and SM 5310C.
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Clarification System Boosts Capacity, Reduces MaintenanceSpikes in peak demand at the 3.0 MGD Freedom District Water Treatment Plant in Carroll County, MD, exceeded 70 percent of the plant’s capacity, and the existing clarifier made for a lengthy sludge-removal process. After staff installed a dissolved air flotation (DAF) pretreatment system to improve the efficiency of the membrane filters, the now 4.0 MGD facility has reduced maintenance for operators. The system also safeguards against pathogens that can pass through traditional sand/diatomaceous (S/D) filters.
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Technical Experts Key To The Future Of WaterWater is a complex, challenging field— a fact that should be better promoted if the industry wants to move forward, says Rich Lowrie, the water and wastewater industry manager with Krohne.
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BioMag™ and CoMag® Systems VideoThese are proven wastewater and water treatment technologies that utilize magnetite ballast to enhance capacity, performance, stability and control — while minimizing footprint and capital costs.
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Monitor AMI Turbiwell WhiteLED; Auto-drain Datasheet
High precision, non-contact nephelometer, approved alternative method to US EPA 180.1, for the continuous measurement of turbidity in potable water.
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Ashley Valley Water & Sewer Improvement District Relies On FPI Mag Flow Meter To Comply With Allocation QuotaAshley Valley Water & Sewer Improvement District (AVWSID) serves rural county residents who live outside the city of Vernal, Utah.
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The Evolution Of Low-Energy UV DisinfectionConventional ultraviolet (UV) disinfection is a great, but often expensive, solution for the destruction of pathogens in drinking water. All those lamps and power emissions add up. But what if you could perform the same job with 1/10 of the power used by conventional systems?
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Faster Time To BillWhat is the value of faster, more reliable water meter readings? According to Montgomery Water Works, it’s huge – both in terms of time to bill and in customer service. Watch this video to see how Neptune Territory Manager Kevin Smith helped provide the answers for the accurate information needed for monthly billing and more proactive management.