Not every utility that cleans wastewater views itself as a wastewater treatment plant.
Some utilities have started making the shift from saying we make clean water to saying we recover resources from water, said Matt Williams, an anaerobic digestion/biosolids expert from WesTech. They are seeing themselves as water resource recovery facilities.
These utilities are using anaerobic digestion to turn their biosolids into biogas — a renewable energy source. Williams shares five reasons why every wastewater treatment plant should consider doing the same.