Photo by Nicole Honeywill on Unsplash

Power to the Poopers!

Making electricity from poop at wastewater treatment plants

My local wastewater treatment plant is running almost entirely on the power of… poop! It turns out, our poop is a largely untapped resource.

Bar screens trap the large pieces of debris that get washed into the sewer system. This is the first step in the wastewater treatment process.
A clarifier, in which heavy organic solids sink to the bottom and greases float to the top.
Harnessing the power of poop.
Currently producing 338 kW of power.

Author of “Delia Rising” and “Resistance Essays from the Heartland.” Degrees in poli sci, humanities, and medicine. Mom of twins. Doesn’t suffer fools.

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