The sewer utility provides collection and treatment by two treatment plants and an industrial wastewater pretreatment lagoon.

Positronic was a recipient of the Gold Industrial Wastewater Pretreatment Compliance Award in 2000 and 2001.

G&K Services in Denver received a 2012 Gold Award from the Denver Metropolitan Wastewater Reclamation District for compliance with wastewater pretreatment requirements and a demonstrated commitment to environmental excellence.

The result is a 30-to-35 cubic yard reduction in waste that equates to a 75 percent decrease in hazardous waste volumes from its wastewater pretreatment operation, and a 50 percent pretreatment chemical usage reduction.

Besides being the first certified-organic brewery in the U.S., the brewing facility is powered by 100% bio-mass renewable energy and has its own wastewater pretreatment facility on location which filters the waste, easing the strain that would otherwise be put on the municipal water treatment plant.