![Wastewater Provides a Source of Green Heating and Cooling in Denver](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Fthermal_energy1.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=9a8d51d6f0f267e8ff035a487a4be3fb)
The National Western Center built this central utility plant next to a buried sewer line. Heat exchangers inside transfer heat from waste- water to a closed loop that supplies heated water to several buildings.
A land-use issue at a historic site in Denver led to a huge thermal energy recovery project that benefits both that site and the wastewater utility.
The National Western Center, which leases and operates the property that was once the Denver Stockyards, wanted to open its...