Dewatering and Biosolids

It’s not easy operating a wastewater treatmentplant when you can’t smell it or hear it, and most of it is out of...

Formulation consumes organic solids Problem Biosolids buildup in the anaerobic lagoons at the Mount Olive (N.C.) Wastewater Treatment Plant was lowering storage capacity. Solution Operators removed...

When a pilot test showed that a new post-aeration system was increasing dissolved oxygen by 70 percent while using 75 percent less...

The ScrewpactorHD heavy-duty shafted spiral conveyor/compactor from Headworks can bust, crush and tear up materials such as fired clay brick, blocks of...

When Kathy Cooper moved to Rochelle, Ill., she had to make a career change: She was a medical technologist, but there were...

Wastewater professionals go by many titles: plant manager, chief operator, environmental coordinator. But “bug farmer”? That’s how Tom Pfiester, wastewater division manager of...

How do operators work after winningconsecutive safety and plant awards from their peers? Harder than they did before, according to Linda Barrier,...

The Big Bear Area Regional Wastewater Agency in Big Bear City, Calif., generated 5,800 tons of Class B biosolids per year. The...

The weather on Oahu today is probably in the 80s with sunshine — because that’s nearly always the way it is. It...

Sponsored by Parkson. Links mentioned in the video: Parkson Automatic Bar Screen Parkson THERMO-SYSTEM Solar Sludge Dryer Ovivo Carrousel surface aerator SRS Crisafulli FLUMP dredge BDP Industries 2VP...

Increasing hydraulic capacity Problem The traveling bridge sand filters at the 80 mgd Donald C. Tillman Water Reclamation Plant in Van Nuys, Calif., had...

In fall 2007, operators at the Marengo (Ill.) Wastewater Treatment Plant were experiencing challenges with the liquid-polymer feed system, a key part...

Noncontact blower The High-Speed Turbo Blower from APG-Neuros operates an oil-free noncontact air bearing system, making aeration more energy efficient and reducing operating...

When the sun shines on Natchez, Miss., it does more than just brighten the day. It saves the Natchez Wastewater Treatment Facility...

These days, Arnie Bevins is even more focused on ensuring the future well-being of the treatment works and its staff than on...

Antioxidant protection The OR-1000 system from Poly Processing deters the oxidation effects of sodium hypochlorite, sulfuric acid and hydrochloric acid by adding a...

It’s something to be proud of when a plant wins an award. But when it wins that award year after year, that’s...