PIA experiments with 'sludge' composting
Kyle Clayton / Petersburg Pilot
The sludge is constantly being aerated to increase bacteria productivity in the digester at the wastewater treatment plant.
The stuff you flush down the toilet might spruce up town if Petersburg Indian Association's new compost plan works out.
"It's a lot less gross than you think," said Jason Wilson, PIA tribal resource director.
Justin Haley, wastewater-operating sup...
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