At the St. Cloud Wastewater Treatment Facility, success led to more success with energy and sustainability projects.
Things moved so quickly that the facility exceeded its 20-year goal for the share of energy produced by on-site renewable resources in just five years. When a second biofuel-burning generator comes online later this year, the plant will almost certainly be producing as much energy as it consumes, or more.
“We’re coming to the point where we need new energy goals,” says Tracy Hodel, public services director for the city of St. Cloud, in central Minnesota. The wastewater plant (17.9 mgd design, 10 mgd average),
