Gross Reservoir Expansion Project

It takes a long time to build a dam 471 feet high. 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

Request for proposals: fish passage design services

April 30, 2019 - Learning By Doing is soliciting proposals from qualified firms for design services to improve fish passage at an existing rock weir diversion structure and to install a new fish screen on the adjacent diversion ditch.  The project is located on the...

Carroll: A drought will come again

Denver Post – "Those still wedded to an image of the big city plundering water from the West Slope without regard to consequences are embarrassingly out of date. And after more than three decades of talking about an expansion of Gross reservoir, it’s finally time to...

Project related activities

April 18, 2019 – Denver Water will have contractor crews at the intersection of State Highway 72 and Gross Dam Road on Friday, April 19 performing geotechnical investigation activities. This work is necessary for the design of safety related roadway improvements for...