Gross Reservoir Expansion Project

There are many steps to building a dam 471 feet high. Final dam design will continue into 2021 to meet our current completion date of 2027. 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

A gleaming gift to the great outdoors

July 29,2021 - TAP - Denver Water conveying stunningly scenic parcels to Forest Service as part of Gross Reservoir Expansion Project. Denver Water is in the process of conveying 539 acres of wetlands, meadows and forests in Gilpin County to the Forest Service to be...

Hot, dry conditions stressing Grand County waterways

July 1, 2021 - TAP - Denver Water cuts back on some of its West Slope supplies to help struggling streams. On June 5, the Colorado River District asked Denver Water for help after reporting extremely low water levels and critically high water temperatures on the...