Red Wing Public Works officials need a quick fix. They're running out of space to store biosolids -- the liquid sludge left over from the city's wastewater treatment plant, which must be treated. The ...

A wastewater treatment plant (WWTP) in Southern California needed to replace a diaphragm metering pump that injects ferrous chlorate into a transfer line that feeds municipal sludge to the plant’s ...

With three wastewater spills at its Hollywood Road Water Treatment Facility in a matter of three days last week, the city of Amarillo held a news conference Tuesday morning to address the failures of ...

LD 25 would establish a $50 million bond issue supporting infrastructure projects focused on ‘proper management and disposal of wastewater sludge or biosolids.’ Dewatered sludge from screw presses ...

The Juniper Ridge Landfill rises above the trees in Old Town in July 2025. The state-owned landfill takes almost 90% of Maine’s sludge and is expected to reach capacity in 2028 (Daryn Slover/Staff ...