Newsletter | March 22, 2024

03.22.24 -- EPA Addresses Cyber Threats; World Water Day Q&A: Saving Water, One Drip At A Time

IN THIS ISSUE:

Source & Drinking Water Treatment

Distribution & Collection Systems

Wastewater Treatment

Industry News

Utility Management

Technology Showcase

SPONSOR

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SOURCE & DRINKING WATER TREATMENT

Chlorate DBPs: Future-Proofing Water Disinfection For Chlorate Regulation

Chlorate is a highly oxidized form of chlorine that can be introduced to a water source as an industrial or agricultural contaminant or into finished water as a disinfection byproduct (DBP). As a DBP, chlorate can result from water disinfection with bulk sodium hypochlorite, chlorine dioxide, or hypochlorite formed through electrochlorination (EC) systems.

Indiana American Water Eliminates Gaseous Chlorine At Hidden Lake WTP In Warsaw, Indiana

In 2000, Indiana American Water, a subsidiary of American Water Company, purchased the Warsaw Indiana system which serves a population of over 16,000. Indiana American then completed a comprehensive planning study that included upgrades and improvements to enhance the reliability, safety, and water quality of the system.

Third-Party Validated PFAS Destruction Story

Read about a stack testing program at a full-scale GAC reactivation facility during the reactivation of a load of GAC known to contain adsorbed PFAS. 

Arsenic Removed From Drinking Water With Iron Oxide Adsorption Treatment

When high levels of arsenic were found in the drinking water in the community of Alto Lampa outside of Santiago de Chile, municipal water provider Aguas Adinas faced a predicament. AdEdge Water Technologies was contacted to design a treatment approach. This case study describes how iron oxide adsorption helped Alto Lampa reduce arsenic levels in treated water to nondetectable concentrations.

DISTRIBUTION & COLLECTION SYSTEMS

Potential Pitfalls When Using Variable Frequency Drives

Variable speed pumping using a variable frequency drive (VFD) can be a powerful tool in a pump system. Incorrect application can do more harm than good. Here’s how.

Equipment Chosen For Efficiency And Reliability In Lift Station Overhaul

The 5.8 million gallon per day (mgd) Fairwood Lift Station, one of 76 major stations in the Hot Springs system, experienced frequent overflows. Particularly, the station struggled during heavy rainfall events or when pumps clogged because of increasingly popular "disposable" products such as duster heads, cleaning cloths, and disinfecting wipes.

State-Of-The-Art Septage Station Handles Large Volumes Effectively

When SAWS in San Antonio sought to upgrade their septage collection system they faced challenges beyond what might be normally seen in a typical WWTP. By partnering with Huber Technology, SAWS was able to navigate through challenges and put together a world class system.

The Importance Of Grinder Design In Pump Protection

By breaking down solids into a manageable size, grinders allow pumps to work efficiently while avoiding downtime for cleaning and repair. However, not all grinders are the same. Here is a list of design features that are important to consider when making a grinder investment.

WASTEWATER TREATMENT

Accurate Sludge Conditioning For Good Dewatering Results

Where should I put the sludge? There is a consensus among wastewater plant operators and other industry groups that the subject of sludge will take on more importance in the future. The reasons for this are the increasingly strict controls on discharge methods and the obvious cost burden of every cubic meter of sludge.

Meet Stringent Phosphorus Limits Under A Wide Range Of Conditions With The CoMag System

The Village of Waterbury Wastewater Treatment Plant (WWTP) is located on the Winooski River floodplain, which poses challenges from significant flooding during the spring runoff and storm seasons to strong algal blooms in late spring.

Proactive WWTP Design And Innovation Improves Health Of Chesapeake Bay Watershed

Read about the $568 million, decade-long upgrade of a water pollution control plant that would expand the plant’s capacity from 30 mgd to 40 mgd while also reducing nitrogen and phosphorous to the limit of technology.

Alpha Gone Astray: How To Ensure An Aeration Design Will Work

By understanding the types of substances and processes that can negatively impact aeration performance, operators can ensure that their system works as intended.

UTILITY MANAGEMENT

Optimizing Existing Designs Through Cost-Effective Simulation

The chopper pump is a centrifugal pump that utilizes a chopping action between the impeller and suction plate. These pumps were originally designed in the 1960s for use in the local dairy industry to transport manure to and from storage tanks.

FAQs: What Is A Digital Water Platform, And How Will It Shape The Future?

Here are a few most frequently asked questions about digital water platforms — what they are, how they benefit utilities, and how they will shape the future of the water industry.

Leveling Up AMI Operations

To take AMI to the next level, water utilities need a solution that allows users to build their own reports and analyses using business intelligence tools.

AMR To AMI For Water - City Of Fairborn

Hear how the City of Fairborn, OH, is taking the next step in its smart water journey with Itron.

INDUSTRY NEWS

EPA Engages States On Safeguarding Water Sector Infrastructure Against Cyber Threats

The U.S. EPA sent a letter to all U.S. Governors inviting state environmental, health and homeland security Secretaries to a convening by their deputies to discuss the urgent need to safeguard water sector critical infrastructure against cyber threats.

World Water Day Brings Work Of UArizona Researcher Into Focus

Biden-Harris Administration Invests More Than $3.7M To Enhance Water Level Forecast System For The Great Lakes As Part Of Investing In America Agenda

Researchers Take Deep Dive Into How Much Water Is Stored In Snow

Towards Better Water Quality, Quantity Management And More Sustainable Use Of Seas

Ecolab Watermark Study Reveals Global Generational Gap On Access To Clean And Safe Water

Everest Textile Project In Taiwan To Drive Water Recovery Above 90%

FROM THE EDITOR

Q&A: Saving Water, One Drip At A Time

Aligning well with World Water Day, observed annually on March 22 to highlight the importance of freshwater resources and advocate for sustainable water management, Water Online talks with renowned water expert, best-selling author, and N-Drip CSO, Seth Siegel.

TECHNOLOGY SHOWCASE

Recordall Turbo Series Meters

• Download Datasheet

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Badger Meter

Industrial Spill Containment Berms

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Ironclad Environmental Solutions

AMI Turbiwell

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Swan Analytical USA

ALTRA 10X: The Next Generation Of The Formerly Known Aqua-Pipe

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ALTRA

No Backwash Cartridge Skid Systems

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Applied Process Equipment, Inc.

Xylem Vue Powered By GoAigua SSO/CSO Prediction And Prevention

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Xylem Vue powered by GoAigua

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