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Exam Study Guide 2024

Exam Study Guide: Settleometer Samples and Relative Density of Solutions

Maintaining your education is important, especially in a career that demands licensing exams. Prove you’re an expert operator by answering these questions and others from our Exam Study Guide Series.
Treatment Plant Operator Exam Study Guide Answers

Treatment Plant Operator Exam Study Guide Answers

By allowing a settleometer sample to set for several hours after the 30-minute settling test, what can be determined?The answer to the question is A,…
Wetlands treatment study

Study Shows Economic and Environmental Advantages of Greener Wastewater Treatment

Researchers at Colorado State University recently conducted a study demonstrating the potential benefits of transitioning to green wastewater…
Industrial flow solutions case study

Liquid-Only, Low Horsepower Pump Systems Replace Grinders in Texas City

This case study from Palestine, Texas, highlights how three DERAGGER systems from Industrial Flow Solutions helped the city save over $100,000 in eight months
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Product News: Lovibond, OZ Lifting Products, Electro-Chemical Devices and More

In this month's product news update, browse the latest products exclusively for the water and wastewater treatment industry
Newsbrief300 180122 101710

News Briefs: Texas Water Facility Targeted in Suspected Russian Cyberattack

Also in this week's water and wastewater news, the U.S. EPA announces its final rule to classify PFOA and PFOS as hazardous substances
Recently Discovered Bacterium Holds Promise for Improved Wastewater Treatment

Recently Discovered Bacterium Holds Promise for Improved Wastewater Treatment

The recent discovery of the comammox bacterium might prove pivotal in a new and improved approach to wastewater purification that will be more…
Hf scientific a watts brand clx online chlorine analyzer

Get Valuable Data With Analytical Instrumentation Tech for Water and Wastewater Treatment

From precisely measuring chlorine levels to comprehensively analyzing organic matter in water, a wide range of sophisticated instrumentation is…
Bug Variable Staining

Bug of the Month: The Role of Staining in Filamentous Bacteria Identification

In this month's wastewater microbiology spotlight, we take a look at the role of Gram and Neisser staining in identifying filamentous bacteria
Yale desalination

DOE Announces NAWI Funding to Advance Desalination and Water Reuse Technologies

The U.S. Department of Energy recently announced renewed funding for the National Alliance for Water Innovation, DOE’s energy innovation hub for…
Newsbrief300 180122 101710

News Briefs: Study Says Green Wastewater Treatment Could Save the US Billions

Also in this week's water and wastewater news, a manufacturer of firefighting foam agrees to pay $750 million to settle lawsuits from communities struggling with water contamination
Duperon Flexrake Iq

Three Screening Solutions to Efficiently Remove Debris at the Headworks

Efficient wastewater treatment relies on effective screening at the headworks to remove debris and protect downstream equipment. Below, we examine…
Radhika Fox

News About Xylem, Flomatic, Zoeller Co. and More

In this month's industry news update, track the industry's movers and shakers, learn about company acquisitions, get the skinny on new products and more
Cincinnati Lead Line Program

Cincinnati Utility Faces Challenges With Lead-Line Replacement Program

While most cities in the United States don’t pay for the entire cost of replacing private lead water-service lines, which have been identified as a…
Endresshauser case study large

Michigan Facility Creates Efficiencies With Water Sampler System

This case study from a water recovery facility in Michigan shows how Liquistation CSF34 samplers from Endress+Hauser provided a retrofit solution for old, discontinued samplers
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CISA Offers Free Cyber Vulnerability Scanning Service to Utilities

In light of recent cyberattacks targeting critical infrastructure, water utilities across the nation are facing a heightened urgency to bolster their…
TPO Update

EPA Announces National Standard to Limit PFAS in Drinking Water

The U.S. Environmental Protection Agency for the first time has established enforceable limits for multiple types of PFAS. The announcement came…
2405 TPO Cover

May 2024

20240129 Bergenpoint Wwtp 061

For This Operator, Clean Water Is a Family Matter

The clean-water profession is in Dale Grudier’s family background. The family approach extends to his leadership of a major collection and treatment system on Long Island.
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An Energy Revolution Is Underway. Here’s How You Can Join.

Renewable energy, biogas, microgrids and advancing-generation technologies open new opportunities for reliable, cost-effective, resilient heat and electricity