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WASTEWATER Nitrosomonas and Nitrobacter bacteria perform what function in the activated sludge process? A. They are responsible for…

Few things seem more mundane than obsessing over the details of safe work practices. And that’s exactly why the obsessing is so important.

People/Awards The Williston (North Dakota) Water Resource Recovery Facility was dedicated to Monte Meiers, a longtime city employee and former…

Watch the raw mixing power of Vaughan Company's V3V recirculating chopper pump in action at a wastewater lift station. For more information,…

Progress on new artificial intelligence (AI) technology could make monitoring at water treatment plants cheaper and easier and help safeguard public…

Understanding biosolids content helps save money and optimize process control

Also in this week's water and wastewater news, a computer programming error results in a 100,000-gallon overflow in Warren, Michigan

The availability of water from underground aquifers is vital to the basic needs of more than 1.5 billion people worldwide. In recent decades,…

H2S stinks — and not just for those stuck smelling it. Complaints about hydrogen sulfide odors can cause citations, penalties or worse for the…

Now retiring after 27 years as a water resources manager, Kathleen Cahall says they're having difficulty filling her position

Digester mixing is a dirty job, but someone — or something — has to do it. As treatment plant operators know, the absence of pit mixing leads to…

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.

Thirty-two water utilities are being recognized for their leadership in community engagement, watershed stewardship and recovery of resources such as…

Monitoring hydrogen sulfide levels is critical for air quality and safety and doing so helps prevent complaints, citations, penalties, corrosion, fires, illness and even death

Also in this week's water and wastewater news, a video surfaces of firefighters using a leaf blower to rescue a kitten trapped in a 4-inch pipe at a treatment plant

Chopper pumps are valuable tools for treatment plant operators. From garbage bags to ropes and even wigs, chopper pumps break down solids that make…

The U.S. Environmental Protection Agency (EPA) has joined partners across federal, tribal, state and local governments in preparation for the 2018…

Back in 2014, AMETEK Arizona Instrument’s lab manager and research chemist had the unique opportunity to visit a wastewater treatment facility in…