Gross Reservoir Expansion Project

Denver Water is committed to working closely with residents to ensure safety and open communication throughout construction.

Latest News / Blog

Gross Reservoir recreation opening Saturday, July 2

Boulder, Colo. — July 1, 2022 — Recreation at Gross Reservoir will reopen Saturday, July 2, after a two-week closure to recover a vehicle from the reservoir following a fatal accident at the construction site for the dam expansion project on June 18. Operations for...

Long-term recreation closure at Gross Reservoir

Boulder, Colo. — June 22, 2022 — Recreation at Gross Reservoir will remain closed for multiple weeks following the June 18 fatal accident at the Gross Reservoir Expansion Project where an engineer with six years of experience lost his life. This is essential as crews...

Gross Reservoir recreation closed until further notice

Boulder, Colo. — June 18, 2022— Emergency responders are working on an accident that took place overnight at the Gross Reservoir Expansion Project site, in which a construction haul vehicle veered off the road into the reservoir. First responders and other agencies...