Gross Reservoir Expansion Project

Latest News

February 16, 2023
On Feb. 17, 2023, the westbound lane of Highway 72 at Gross Dam Road will be temporarily closed to allow for roadside barrier placement. During this time, traffic control will be in place, with flaggers alternating westbound and eastbound traffic through the open lane on Highway 72.
May 2, 2022
Beginning this week, Denver Water will close all recreation access to Gross Reservoir as contractors build access improvements on the north side of the reservoir ahead of the upcoming boating season. These improvements are needed to accommodate the shift in recreation access due to closures on the south side of the reservoir for the duration of the project.
April 12, 2022
Dam foundation preparation, quarrying and site preparation activities involving drilling and blasting are scheduled to begin at Gross Reservoir on April 12. These activities will take place near the dam and at the on-site quarry located near the former Osprey Point Boat Launch, as well as at on-site access roads and staging areas. Please note: