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Gross Reservoir fully closed to recreation for 2-3 weeks in May to allow for construction of access improvements
Denver Water will close all recreation access to Gross Reservoir beginning in early May as contractors build access improvements on the north side ahead of the upcoming boating season.
May 2, 2022
Survey activity on Gross Dam Road
Metcalf Archeological Consultants, will be conducting cultural resource surveys along Gross Dam Road.
April 27, 2022
Dam foundation preparation, quarrying and site preparation activities at Gross Reservoir
Dam foundation preparation, quarrying and site preparation activities involving drilling and blasting are scheduled to begin at Gross Reservoir today, April 12.
April 12, 2022
Heavy equipment to travel to Gross Reservoir Expansion Project site
Between March 28 and April 2, weather permitting, Kiewit Barnard Joint Venture will mobilize large equipment to the Gross Reservoir Expansion Project site.
March 28, 2022
First steps on Gross Reservoir expansion
After 20 years of preparation, first signs of construction work emerging in vicinity of dam.
March 2, 2022
Learning By Doing 2021 Annual Report
See a recap of all the great work completed in 2021 by the Grand County Learning by Doing (LBD) Cooperative Effort.
March 2, 2022
Gross expansion is a go after federal, state and local reviews finalized
Project to raise dam will improve water reliability for more than 1.5 million people while benefiting the environment.
November 9, 2021
Denver Water, Boulder County strike agreement to address construction impacts, improve road safety, andy strike agreement to address construction impacts, improve road safety, and enhance environment, open space and recreation as part of reservoir project
Denver Water will commit nearly $13 million and make significant adjustments to construction practices to address the County’s concerns over impacts to the local community and environment.
November 3, 2021
Breathtaking work nearly 300 feet underwater

Major project replacing large debris grate at Gross Dam requires experts in the harrowing field of saturation diving.

August 24, 2021