CARBONDALE – A rather pungent debate is under way as town sanitation officials ask themselves whether they should stick with sludge or convert to cake. The Carbondale Sanitation Department has for ...

Next time you’re stuck in traffic and can’t figure out where that whiff of, oh, shall we say “post-digestion” odor is coming from, just look around for a red Republic Services dump truck. If that’s ...

Corey Walpoe, a shift supervisor from the city of Palo Alto’s Regional Water Quality Control Plant, gives a tour of the sludge dewatering building, including the belt press machines (pictured), which ...

A new £27 million centrifuge at United Utilities' Willowholme sewage plant is making fast work of producing sludge cake. The 36 revs-per-second machine can whizz the water out of treated sewage faster ...

Kenner Mayor Michael Glaser is terminating a contract that his predecessor signed with a trucking company to haul sewage “sludge cakes” from the wastewater treatment plant to the landfill. It's the ...

Piles of sludge at the treatment plant near Bellevue. In 2017, Omaha spent $900,000 to haul sludge and paid farmers $40,000 to take it for use as fertilizer. Piles of sludge cake, a nutrient rich ...

Sewage sludge dewaterability is a critical factor in wastewater treatment efficiency and cost‐reduction, as it directly impacts the volume of sludge requiring transportation, disposal, or further ...

A thermochemical process can convert lipids from sewage sludge into biodiesel, according to a new study (Environ. Sci. Technol., DOI: 10.1021/es3019435). The low cost and high yield of the sludge ...

STARKVILLE, Mississippi—“By the time it gets here, David, it’s no longer my poop,” says microbiologist Todd French with conviction. “I don’t want you to think there’s solid turds coming in over there.