WASTEWATER
On-Line EZ Series Phosphorus Analyzer Allows Peace Of Mind And Prevents Permit Violations
Real-time nutrient monitoring allows wastewater facilities to detect industrial spikes and prevent permit violations. By utilizing automated, hourly sampling and dual-stream analysis, operators can optimize chemical dosing and maintain consistent effluent quality.
WASTEWATER CASE STUDIES AND WHITEPAPERS
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Pentair Next-Gen Submersible Helps Protect Danville, Indiana
The County Home Lift Station in Danville, Indiana, plays a crucial role in managing wastewater for a diverse area that includes a regional hospital, a county jail, a landfill, and numerous businesses and residences.
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Case Study: Optimizing Biological Phosphorus Removal From An AquaSBR® System
Wastewater Treatment Plant located in Middlebury, Vermont treats domestic and industrial waste received from a local dairy and a brewery. Its original treatment system consisted of a flow-through activated sludge process with primary clarifiers, anaerobic digesters, and a four-train Rotating Biological Contactor system.
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Isolating A Leaking Pipe Helps Avoid Water Disruption To Entire Island
Wanting to avoid an island-wide water system shutdown during peak season, the Village of Bald Head Island turned to the Insta-Valve 250 for help.
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Seven Tips To Cut Wastewater Aeration Energy Costs With Thermal Mass Flow Meters
One of the biggest expenses in wastewater treatment operations is the cost of energy to run the blowers and compressors that produce air for the aeration basins.
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CFD: 'Paint By Numbers' Insight Into Fluid Mixing Performance
Here are some insights on CFD technology, its specific use in wastewater basins, and inside tips on how to apply it to greatest advantage across a variety of processes.
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Xylem Pairs Godwin And Flygt Pumps To Assist With Emergency Tunnel Project
The city of Atlanta faced a critical problem in 2013 when the city’s Nancy Creek Tunnel failed due to years of sediment buildup.
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What To Know About Water Quality Analysis For Reverse Osmosis
Reverse osmosis (RO) has become a widely utilized treatment process for diverse applications such as medical and laboratory research, desalination, and treatment of industrial wastewater and municipal water/wastewater. Because of its widespread use and technically advanced nature, a variety of quality parameters should be monitored by those treatment operators who utilize it.
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How To Tackle Water Scarcity In A City Of 22 Million People
Making Waves spoke with Bing Liu, Sales GM of Xylem’s Water Infrastructure business in China, about the country’s growing water reuse opportunity and one utility leader that is leading the way: Beijing Drainage Group.
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Introduction To VigorOx WWT II For Wastewater Disinfection
Welcome to the first edition of Disinfection Digest, a forum to share experiences using PeroxyChem’s VigorOx WWT II wastewater disinfection technology.
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Seeing Through The FOG (Fats, Oils, And Grease)
A review of different methods and devices for FOG removal, with emphasis on cost control, lowered power profiles, and efficacy. By Douglas D. Sunday, water and wastewater Class A operator and Dr. J.H. Wakefield, consulting analytic chemist and environmental/materials engineer
WASTEWATER APPLICATION NOTES
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Filter Installations Remove Solids From FGD Scrubber Effluent
Power plants and refineries around the world must manage and treat complex effluent waste streams from the Flue Gas Desulfurization (FGD) process. Flue gas is generated by the combustion process of fossil and fossil-derived fuels, such as coal, oils, and natural gas in power plants. Petrochemical refineries may generate flue gas from a number of different processes, including Catalytic Cracking, Steam Methane Reforming, and Heaters or Furnaces.
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Application Note: Dairy Farms Use YSI Instruments To Map Volume Of Wastewater Lagoons On July 1, 2010, dairy farm waste management plans are due to the California Regional Water Quality Control Board. By YSI
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Active Energy Control – Energy Reductions Of Up To 10% Above Standard Drives
Energy costs continue to increase. At the same time, there is increased pressure to reduce utility bills without sacrificing operations or comfort.
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Sewage Pump Station Level Application
The most common level application in the water and waste water industry is the infamous wet well. With its line-of-sight measurement technology, rugged sensor, narrow laser beam and virtually nonexistent maintenance requirements or on-site calibration, ABB’s LLT100 laser level transmitter answers most concerns related to wet well level measurements and makes it easy to calculate what could amount to a substantial return on investment.
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Monitoring IWW Effluents With FP 360 sc Oil-In-Water Sensor
This application note explores a test which demonstrated significant improvements in Oil-in-Water monitoring of industrial wastewater in comparison to the weekly grab sample analysis method.
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Flow And Concentration Measurement For Automated Sludge Thickening
Learn how a wastewater treatment plant in eastern Switzerland relies on the targeted use of flocculants to prevent sludge washout.
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AquaSBR Sequencing Batch Reactor: Food And Beverage Industry
This application note explores Sequencing Batch Reactor (SBR) systems that have been installed worldwide in a variety of applications, ranging from a few gallons per minute (GPM) to thousands of GPM.
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Primary Wastewater Treatment: Influent Monitoring
The raw sewage entering a wastewater treatment plant comes from a variety of sources. In addition to effluent from domestic users, effluent from industrial users and storm water run off can be present.
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BOD Determination Of Strongly-Loaded Organic Waste Water With The BOD-OxiDirect
Strongly loaded organic industrial waste water, i.e. from sugar- or paper-factories, need to be pre-treated before determining the BOD value.
LATEST INSIGHTS ON WASTEWATER
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Our infrastructure systems have operated in managed deterioration for decades. And not surprisingly, once they deteriorate badly enough and cross over into active failure, all cost discipline disappears.
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Every day, food scraps disappear into trash bags, are hauled away, and forgotten. But that waste could be turned into something productive.
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Currently, water infrastructure is outdated and fragile, prone to breakages and leaks. Reactive approaches to water infrastructure are only implemented after an incident and are more expensive than simple maintenance fixes. Geotechnical Internet of Things (IoT) devices enable water and wastewater industry professionals to identify and address issues before they escalate into catastrophic events.
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Traditional gravity sewers rely on large-diameter mains, deep trenches, and often multiple lift stations — elements that carry significant capital and restoration costs, particularly in rural or rugged terrain. To improve cost efficiency and sustainability, many municipalities are adopting decentralized collection systems such as Septic Tank Effluent Pump (STEP) systems, Septic Tank Effluent Gravity (STEG) systems, and liquid-only sewers.
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Aeration control strategies often remain conservative and static. Blowers operate continuously, oxygen levels are maintained near maximum, and airflow rates are rarely adjusted in response to real-time biological demand. The result is widespread over-aeration — a condition that does not improve treatment performance but significantly increases operating costs.
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Emerging state water reuse regulations are driving adoption of ozone and advanced oxidation, requiring flexible, high-performance systems to meet pathogen, trace organic, and DBP control objectives.