Gross Reservoir Expansion Project

There are many steps to building a dam 471 feet high. Final dam design will continue into 2020 to meet our current completion date of 2025. A lot of other preparatory work is required such as quarrying and preparing the existing dam and foundation for the new dam.

Denver Water is committed to working closely with residents to ensure safety and open communication throughout construction.

Latest News / Blog

Family shares gift of a lifetime

TAP - December, 10, 2019 - "The photographs provide snapshots of the enormous effort it took to construct the dam. Hundreds of workers spent four years in the remote canyon working long hours, often in harsh weather conditions. “My dad knew everything about the dam...

Denver Water makes way for toads

TAP - Dec. 2, 2019 - "Denver Water, as part of an expansive environmental agreement with the Arapaho-Roosevelt National Forest, recently completed its first “toad tunnel” under Vasquez Creek Road just outside Winter Park." Read the full story here.