Gross Reservoir
Expansion Project
Gross Reservoir
Expansion Project
This short video summarizes Denver Water’s community commitments based on years of study and robust outreach to Gross Reservoir neighbors. Also, read more on our Community Responsiveness page and on DenverWaterTAP.org !
Jeff Martin, Denver Water’s program manager on the Gross Reservoir Expansion Project sits for an interview about the project goals, core values and minimizing inconvenience to our neighbors.
Environmental Commitments
Progress and Schedule

Coffee Shop Office Hours
The Public Information Yurt is closed for the winter season. We continue office hours at Coal Creek Coffee located at 30509 Hwy. 72.
Upcoming office hours are below.
Friday, December 6: 10:30 a.m. to 1 p.m.
Friday, December 13: 10:30 a.m. to 1 p.m.
Please stop by to learn more about the Gross Reservoir Expansion Project. For local community members that are not able to visit during these times, please reach out to us to schedule an appointment outside of our office hours posted above.
News
Indoor ‘waterfall’ puts water to the test at CSU
TAP - October 2, 2019 - “It’s a fun job and also extremely important to the communities where these structures are built,” said Chris Thornton, director of the Colorado State University Hydraulics Laboratory. “Our job is to provide designers with information to make...
Beautiful weather and great cookout!
On Saturday, September 28 Denver Water hosted the fifth community cookout at the Gross Reservoir Expansion Project public information yurt. We enjoyed meeting new visitors to the yurt and were happy to see some returning guests to hear about the latest project...
Improving aquatic habitat on Kemp-Breeze section of Williams Fork
Colorado Parks & Wildlife - Sept. 26, 2019 - "The fish will benefit, the anglers will benefit and this state wildlife area will become an even more attractive place to spend the day outdoors catching trout." Full press release available here.
News
Beautiful weather and great cookout!
On Saturday, September 28 Denver Water hosted the fifth community cookout at the Gross Reservoir Expansion Project public information yurt. We enjoyed meeting new visitors to the yurt and were happy to see some returning guests to hear about the latest project...
Improving aquatic habitat on Kemp-Breeze section of Williams Fork
Colorado Parks & Wildlife - Sept. 26, 2019 - "The fish will benefit, the anglers will benefit and this state wildlife area will become an even more attractive place to spend the day outdoors catching trout." Full press release available here.
Community cookout this Saturday, Sept. 28
To celebrate another great summer of outreach and relationship building, the Gross Reservoir Expansion Project team is hosting a community cookout on Saturday, Sept. 28, from 10 a.m. to 3 p.m. located at the public information yurt, just up the fill from our...
Gross Dam spillway design being put to the test by CSU civil engineers
CSU College News - Sept. 24, 2019 - "CSU engineers are applying their hydraulics expertise to help verify key design and functionality aspects of the spillway, part of the public utility’s planned upgrade to Gross Dam. The reservoir impounded by Gross Dam provides...