District Energy – Heating and Cooling Downtown Saint Paul

District Energy St. Paul, operates the largest hot water district energy system in the US, serving over 200 buildings throughout Saint Paul for the past 40 years. Despite its scale, most people are unaware of the system or how it works, says Ken Smith.

By utilizing biomass combustion, solar thermal, and carbon neutral cooling, District Energy is dedicated to providing reliable and efficient heating and cooling to all its customers. To learn more about district energy, and how our system is serving the Saint Paul community, read the full article here:


Under your feet: The massive, centralized systems that keep the Twin Cities comfy

Star Tribune, December 24, 2023