Sludge & Biosolids

After Maine banned the spread of biosolids due to the presence of PFAS, the Portland Water District is working with Brown and Caldwell to reduce or eliminate PFAS from its biosolids...

The company acquired providers of valves, wastewater treatment, odor control, pumping and biosolids products.

This type of treatment covers an essential step for many wastewater treatment plants and has countless different approaches.

The Käppala wastewater treatment plant will use the largest MBBR system in the world to tackle a growing population and new emission permits.

The state’s Board of Public Works approved loans and loan forgiveness to help the water utility construct the Piscataway Bioenergy facility, which will handle biosolids from wastewater...