SOURCE WATER CONTAMINATION

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WATER INDUSTRY FEATURES, INSIGHTS, & ANALYSIS

  • How To Control Denitrification Using Online Nitrate Sensors
    How To Control Denitrification Using Online Nitrate Sensors

    Nutrient removal from wastewater is an increasingly common requirement for water resource recovery facilities (WRRF).  Nitrogen and phosphorus are the nutrients being targeted.

  • Howard County, Maryland Sets The Pace In Restoring Chesapeake Bay Ecosystem
    Howard County, Maryland Sets The Pace In Restoring Chesapeake Bay Ecosystem

    Howard County, Maryland, Bureau of Utilities recently completed the $92-million Addition No. 7 project at the Little Patuxent Water Reclamation Plant (LPWRP) to improve the quality of the plant’s effluent discharge and to reduce harmful nutrients reaching Chesapeake Bay. The project’s various increments took over five years to complete and incorporated innovative design solutions and state-of-the-art technologies for denitrification, aeration and disinfection. The project presents a model for Maryland’s 66 largest wastewater treatment plants and possibly procurement of municipal facilities elsewhere facing increasingly stringent regulatory changes.

  • Closed Circuit Desalination Technology Provides Steel Manufacturer ROI In Less Than 60 Days
    Closed Circuit Desalination Technology Provides Steel Manufacturer ROI In Less Than 60 Days

    This leading rod and wire mill requires water for cooling steel and tools in its manufacturing process. Water used for cooling becomes contaminated with metals and lubricants and was therefore being disposed of as waste.

  • Thanks To Digital Upgrade, Castle Rock’s Asset Management Becomes Model For State
    Thanks To Digital Upgrade, Castle Rock’s Asset Management Becomes Model For State

    With 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.

  • Chromium-6 Treatment Becomes Key Issue Following California Regulations
    Chromium-6 Treatment Becomes Key Issue Following California Regulations

    With water scarcity driving populations to new or previously abandoned water sources out West, Chromium-6 is becoming a significant treatment issue. 

  • Is Your Utility Taking Advantage Of Data Analytics?
    Is Your Utility Taking Advantage Of Data Analytics?

    Utilities worldwide are addressing limited resources and operational challenges by deploying and connecting smart technologies through a single communication network.

  •  Secure Network Information Readily Available To Enterprise Users
    Secure Network Information Readily Available To Enterprise Users

    Portland Water Bureau, more than 100 years old, is a public water utility located in Portland, Oregon. It is responsible for the supply, treatment, and delivery of water to about 935,000 consumers in parts of Multnomah, Washington, and Clackamas counties in Oregon — nearly one-fourth of the population of the state. This service involves approximately 35 billion gallons of water annually. In 2011-12, more than 566,000 of those consumers were retail customers served directly by the utility. Another 368,000 consumers are served by the utility’s wholesale customers, including suburbs of Portland, water districts, and private water companies.

  • Pulp And Paper Manufacturer Significantly Increases Production While Complying With Discharge Limitations
    Pulp And Paper Manufacturer Significantly Increases Production While Complying With Discharge Limitations

    A U.S.-based pulp and paper manufacturer required high purity process and boiler feed water. It was using water from a local well and treating it with a 150 gpm conventional RO system operating at 75% recovery, but this was creating 50 gpm of wastewater – over 26 million gallons per year.

  • Three Channel's A Charm: MD WWTP Chooses UV
    Three Channel's A Charm: MD WWTP Chooses UV

    The Seneca Wastewater Treatment Plant (WWTP) receives wastewater from the greater Washington, DC area. Heightened security and concerns over the hazards of using chlorine gas had the Washington Suburban Sanitary Commission (WSSC) reconsidering their wastewater disinfection process equipment.

  • On-Site Chlorine Generation Replaces Conventional Chlorine Gas Feed System In Scottsdale AZ
    On-Site Chlorine Generation Replaces Conventional Chlorine Gas Feed System In Scottsdale AZ

    The city of Scottsdale, Arizona, a community of more than 200,000 residents was historically totally dependent on groundwater resources.  By the mid 1980’s, the city began putting together a multi-faceted water resource program to provide the community with a long-term sustainable water supply.

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SOURCE WATER CONTAMINATION PRODUCTS

biottta™ Biotreatment Packaged Plants

biottta™ Biotreatment Packaged Plants

Groundwater is the primary water source for most communities in North America. biottta™ leverages nature to offer an affordable and sustainable solution for wellhead treatment of inorganic and organic contaminants.

ReFleX™ Efficiency

ReFleX™ Efficiency

For both disinfection and TOC-reduction applications, NeoTech Aqua Solutions’ patented ReFleX™ UV chamber technology represents the state-of-the-art in high-efficiency UV systems by reflecting over 99% of the UV we generate back into the water.

Disinfection Series

Disinfection Series

The NeoTech Aqua Disinfection Series is specially designed to disinfect water and is an essential component in advanced oxidation processes.

Patriot™ Series

Patriot™ Series

NeoTech Aqua Solutions’ Patriot Series utilizes D438 chamber technology in a stacked and manifolded configuration to support larger flow volumes. By integrating NeoTech Aqua’s patented ReFleX chamber technology, Patriot systems provide the most efficient and versatile UV water treatment equipment available for large volume users. Further, when configured as an n+1 design, the NeoTech Aqua’s Patriot systems meet most redundancy requirements.

TOC Reduction

TOC Reduction

NeoTech Aqua Solutions provides the most efficient and cost-effective UV systems for destroying Total Organic Carbons (TOC’s) in water.  Whether your destroying NDMA, 1,4-dioxane, TCE, MTBE, urea, endocrine disruptors or other organics, only NeoTech Aqua provides ultraviolet TOC reduction with a treatment chamber optimized for low pressure mercury lamps.  As a result, NeoTech Aqua’s UV systems achieve a three times greater TOC reduction per kilowatt compared to standard UV systems, reducing our clients’ costs and energy consumption. In addition to efficiently generating ample 185 nm UV for TOC reduction, NeoTech Aqua’s TOC reduction systems also generate significant levels of 254 nm UV which serve as a powerful disinfectant, providing you both TOC-free and organism-free product water.

NeoTech CU-4 X™

NeoTech CU-4 X™

The NeoTech CU4-X™ UV Water Treatment Control Interface is a remote and compact master controller capable of managing up to four NeoTech ultraviolet water treatment chambers independently and simultaneously.

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VIEWS ON THE LATEST REGULATIONS

  • New Drinking Water Regulations Sought For Algal Toxins
    New Drinking Water Regulations Sought For Algal Toxins

    Excess 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.

  • New Standard Applies To Every Water Manager, Everywhere
    New Standard Applies To Every Water Manager, Everywhere

    Innovation 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.

  • Expert Advice On The Lead-Free Law And Compliance
    Expert Advice On The Lead-Free Law And Compliance

    The national lead-free law that went into effect in January 2014 arrived with a certain amount of confusion tied to it. What does “lead free” really mean? What constitutes a pipe, pipe fitting, plumbing fitting, or fixture? How are lead-free products identified? How is the law enforced?

  • Research To The Rescue: Solutions For Today’s Top Water Challenges
    Research To The Rescue: Solutions For Today’s Top Water Challenges

    The Water Research Foundation should be well known to those interested in the latest solutions to the water/wastewater industry’s most pressing challenges — they’ve been around since 1966 — but in case you don’t know…

  • Next-Generation Arsenic Removal
    Next-Generation Arsenic Removal

    A novel process gives spent adsorptive media — and utilities’ budgets — new life.

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WATER INDUSTRY FEATURES

  • An Alternative Mathematical Model For Oxygen Transfer Evaluation In Clean Water
    An Alternative Mathematical Model For Oxygen Transfer Evaluation In Clean Water

    Energy consumption from aeration system is a biggest part of the total energy cost in wastewater treatment plant and account for as much as 60% of the energy consumption for the activated sludge process. Therefore, it is very important to know how effective the aeration system and significant attention has been paid to development and upgrade of standard method for quantifying oxygen transfer efficiency of the aeration system. By Yanjun (John) He, PE, BCEE, Kruger Inc.

  • Reliable Production Of High Quality Permeate For Irrigation
    Reliable Production Of High Quality Permeate For Irrigation

    Following one of the driest periods on record in California, farmers in the San Joaquin Valley faced restricted water allocations.

  • Looming In The Sewers: Nonwovens Are Weaving A Tangled Web
    Looming In The Sewers: Nonwovens Are Weaving A Tangled Web

    Looming in the world’s sewer system are contaminants of emerging concern.  They’re not the endocrine disruptors, antibiotics or painkillers we’ve been reading about for the past several years (though those are indeed a challenge).  These contaminants are bigger, and like the legendary alligators rumored to lurk in the New York City sewer system when I was a kid, they are growing steadily, day by day, to pose a catastrophic threat.

  • Multi-Barrier Disinfection Strategy - New York City (Case Study)
    Multi-Barrier Disinfection Strategy - New York City (Case Study)

    New York City is home to more than 8 million people, making it the most populous city in the United States. The majority of New York's drinking water is supplied by the Catskill/Delaware watershed, located approximately 100 miles outside the city. Historically, NYC has not filtered the water from this system, nor did they require any additional barriers to microbial contaminants due to the pristine nature of the watershed.

  • Water Purification Solutions From Severn Trent Services
    Water Purification Solutions From Severn Trent Services

    Severn Trent Services offers a broad range of water treatment technologies concentrated around disinfection and filtration. In this video, Sales Director John Dyson highlights the new Anchor-Rite® design for the TETRA® LP Block™, dual parallel lateral underdrains that are popular with plant owners as a retrofit or for new filter underdrain applications. Find out how the company is currently working with customers to identify needs and plan their product portfolio accordingly.

  • Integrated Smart Device Technologies: The Road To Smart City Infrastructure
    Integrated Smart Device Technologies: The Road To Smart City Infrastructure

    Phones have now become smart phones, water has become smart water, and cities are now trending towards becoming smart cities, but what does all this mean and how do we effectively make our water infrastructure smarter?

  • Ultraviolet Disinfection Improves Access to Clean Drinking Water
    Ultraviolet Disinfection Improves Access to Clean Drinking Water

    Access to clean drinking water is a growing concern worldwide. Ultraviolet (UV) Disinfection technologies can protect the environment by disinfecting water and making it safe for use before returning it to nature. In this video, watch as Disinfection Market Manager Jay Jordan discusses how products from Xylem, such as the WEDECO LBXe, provide important wastewater treatment solutions.

  • AMI Steps Up Efficiency Without Feet On The Street
    AMI Steps Up Efficiency Without Feet On The Street

    Begun in 1882 as a station along the Missouri, Kansas, & Texas (MKT or Katy) Railroad, Hewitt, Texas encompasses 6.86 square miles south of Waco.

  • City Of Akron Modernizes Treatment Plant To Meet EPA Turbidity Regulations
    City Of Akron Modernizes Treatment Plant To Meet EPA Turbidity Regulations

    GF Piping Systems technology and its unique approach to business are an integral part of Akron’s plant improvement plans.

  • Top 10 Reasons To Choose A Diaphragm Actuated Control Valve
    Top 10 Reasons To Choose A Diaphragm Actuated Control Valve

    Every water system typically consists of piping networks that distribute water from a source or storage reservoir to the end users. This usually will require some form of a valve that will have to be controlled.  

  • 12 Monitoring Applications That Will Keep A Finger On The Pulse Of Your Water Distribution System
    12 Monitoring Applications That Will Keep A Finger On The Pulse Of Your Water Distribution System

     “You can’t manage what you don’t monitor”, an adage first attributed to Lord Kelvin applies to practically everything, including water distribution systems.

  • Treatment Of Cyanotoxins In Drinking Water With Activated Carbon
    Treatment Of Cyanotoxins In Drinking Water With Activated Carbon

    Recently, cyanobacteria and cyanotoxins have become a high profile drinking water quality concern in both the United States and abroad. The combination of weather conditions, agricultural phosphate runoff, and other factors has produced water conditions that have favored the formation of cyanobacteria in surface water supplies.

  • City Solves Reliability And Maintenance Problems For WTP Hypo Feeds
    City Solves Reliability And Maintenance Problems For WTP Hypo Feeds

    A municipal water quality manager reports replacement of sodium hypochlorite (hypo) vacuum feeder units with a more advanced type at one water treatment plant (WTP) has helped allow for continued reliability for chlorination.

  • Southwest States Turn Interest To Water Conservation
    Southwest States Turn Interest To Water Conservation

    Towns in Texas and New Mexico look to smart water technology to help them solve water conservation issues amid a changing climate.

  • What’s New In Filtration?
    What’s New In Filtration?

    John Dyson, Americas Sales Director for Severn Trent Services, discusses a new design in filter underdrains and nitrate removal using ion-exchange resins that facilitates brine reuse.

  • Utilities Get “Smart” About Disaster Preparation
    Utilities Get “Smart” About Disaster Preparation

    To prepare for an emergency, one of the smartest things a utility can do is have a smart water network, says Tom Mills of Sensus in an interview with Water Online Radio.

  • WEDECO PRO<sub>3</sub>MIX Overview
    WEDECO PRO3MIX Overview

    The PRO3MIX bromate control system is an intelligent ozone-based advanced oxidation process (AOP) introduction and reaction system enabling ozone treatment in a compact and intelligent design to mitigate bromate formation even in cases of high level bromide in source water. This short animated overview walks the reader through the various disinfection points of the process.

  • Emerging Water Loss Regulations Open The Doors For Innovation
    Emerging Water Loss Regulations Open The Doors For Innovation

    For a long time the focus in the drinking water space has been on water quality. While this is extremely important, there is another pressing water issue that should take the forefront.

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