HomeParent of>Innovations Innovations Heat Recovery ProgramDid you know that the warmth of wastewater pipelines can power homes, businesses, and even entire communities? Learn more about the science and benefits of this sustainable energy source. South Platte River ImprovementsHave you ever wondered what happens to the treated water we return to the South Platte River? Our Water Quality Division works tirelessly to enhance and monitor the health of the South Platte River, Denver’s most important water source.