Renewing Colorado

Transmission projects in the state

The Avery Substation Project

The new Avery Substation will add capacity to deliver reliable, safe electric power to a fast-growing area of Northern Colorado. Proactive planning for current and future growth will help reduce the risk of electric outages while meeting the energy needs of existing and new homes and businesses for years to come. The new Avery substation will help improve grid reliability in Windsor and the surrounding communities as our existing Cobb Lake and Windsor Substations approach capacity.

Learn more

Boulder Open Space

Our continued work in the Boulder area is vital to maintaining the transmission system and ensuring continued electric reliability in the area.

Learn more

Greeley Projects

We are currently spending more than $30 million to upgrade the Greeley distribution and transmission system. We are committed to providing safe, reliable service to the city of Greeley and its customers. We are continually upgrading the electrical system infrastructure to support continued economic development and job growth.

Learn more

Pawnee-Daniels Park Project (SB100)

Designed to meet new load growth, improve reliability and allow the delivery of renewable energy to Front Range customers, the proposed Pawnee-Daniels Park transmission line project consists of a 125-mile double-circuit 345 kilovolt (kV) transmission line between Xcel Energy’s Pawnee Substation near Brush, Colo., and the Daniels Park Substation south of the Denver metro-area. The project area includes Arapahoe and Douglas Counties, City of Aurora and Town of Parker.

Learn more

SB100 Completed Projects

SB100 has completed the following projects: Pawnee-Smoky Hill, Midway-Waterton, Missile Site Switching Station and Missile Site Substation.

Learn more

Thornton Substation Project

The City of Thornton has experienced rapid development over the past decade with the addition of new retail, commercial centers and residential communities. To support this growth, meet customers’ needs for reliable power, and continue to strengthen the local economy, we are working with residents to build the first substation in Thornton since 1992. It will provide the much-needed power to sustain and serve the community for future generations.

Learn more

Weld County Transmission Expansion (SB100)

Public Service Company of Colorado (PSCo), an Xcel Energy company, has been contemplating upgrades to the transmission system in Weld County since 2007 with a proposal for an Ault-Cherokee Project, which could provide transmission to Energy Resource Zone 1 for SB100.

Learn more