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Aging outlet works at base of Denver Water dam call for major upgrade to valves, pipes.

It’s time to replace the outlet works, a seven-month job so big it will require sawing up massive slabs of concrete and removing fat steel pipes so big a short person can walk through them.

October 20, 2020
Denver Water submits 1041 permit application with Boulder County

Denver Water submitted its 1041 permit application with Boulder County for the Gross Reservoir Expansion Project.

October 1, 2020
Drilling tests to run Oct. 5-30

Beginning Monday, Oct. 5, Denver Water will begin a subsurface investigation that will involve drilling operations close to Osprey Point.

September 30, 2020
Denver Water statement on seeking dismissal of its appeal of 1041 case

July 29, 2020 - A year ago, Denver Water submitted an application with Boulder County to begin the 1041 process related to the Gross Reservoir expansion. At the same time, we sought clarity in the courts on whether the expansion was subject to that process. Boulder County, however, notified Denver Water it would not process its 1041 application as long as the utility was challenging its jurisdiction in court.

August 3, 2020
Final federal approval secured for Gross Reservoir Expansion Project

Today, the Federal Energy Regulatory Commission ordered Denver Water to proceed with design and construction to expand Gross Reservoir in Boulder County.

July 17, 2020
Virtual Appointment Booking

Have you heard that the Gross Reservoir Expansion Project now offers virtual one-on-one appointments? Due to continued social distancing guidelines, we are not able to host our regular office hours at our public information yurt this year. However, we would still love to hear from the community and share the latest information through these virtual meetings. You can mention specific topics you would like to discuss during the meeting and our project representatives will have materials available to share with you virtually.

June 29, 2020
Notice of utility locate survey work on Gross Dam Road

Beginning May 25, Lamb-Star Engineering, LLC, through a subcontract with Stantec and Denver Water, as part of Stantec’s work on roadway design for safety improvements of Gross Dam Road will be completing utility location surveys along Gross Dam Road. This work will take place along the public right-of-way from Gross Reservoir to the intersection of Gross Dam Road and State Highway 72. If you see crews working in the area, please use caution and keep a safe distance. This work will not close or disrupt the flow of traffic on Gross Dam Road.

May 22, 2020
Boating opens May 22 at Gross Reservoir; plan for possible crowds

Gross Reservoir opens for boating Friday, May 22, and recreation managers want visitors to be aware of the potential for crowds, slow traffic, lower water levels and parking challenges.

The reservoir, southwest of Boulder, is popular with kayakers and others using small, non-motorized car-top watercraft launching from Osprey Point boat launch. Officials say there is a potential for larger numbers on Memorial Day weekend because of COVID-19.

May 15, 2020
Notice of on-site closure of Gross Dam Road

Access to trails, viewpoints and shorelines on the south side of Gross Reservoir will be closed on weekdays between Monday, April 27, and Friday, May 8, for watershed protection activities in coordination with the Colorado State Forest Service.

April 24, 2020