Denver Water reduces diversions from Colorado River ... Posted in Adams County, . ROBTUNCO - dwr.state.co.us If you need data that is older than 30 days, contact Raw Water Supply. Denver water honors water tunnel that began flowing in ...PDF Water Shortage Preparedness and Coordination Posted at 16:54h in Company News by Kathy Fyten. Denver lifted the blue line in 1960 because of developing feuds with sprawling suburbs that were demanding water. PDF Denver Water'S Watershed PartnershipsClosing off a key supply system until spring. | YourHubStreamflow Gages - Water Levels | Colorado Rivers & Reservoirs Denver Water has temporarily shut down one of its most important assets — the Roberts Tunnel — for a series of repairs inside the 23-mile long liquid expressway that moves water from Dillon Reservoir under the Continental Divide to the Front Range. Note: We will make every effort to upload data from the previous Friday, Saturday and Sunday on the following Monday. . Denver Board of Water Commissioners Water Collection System CONTINENTAL DIVIDE STREAM OR RIVER TUNNEL, CANAL OR DITCH COLLECTION SYSTEMS SOUTH PLATTE MOFFAT TUNNEL ROBERTS TUNNEL WILLIAMS FORK WATERSHED TREATMENT PLANT N:\@wra\gis\dw-sys\sys6-lp.ppt MOFFAT WILLIAMS FORK RESERVOIR Wolford Mt Res. Other Projects. This is not Denver Water's first security closure. Dillon is Denver Water's largest. Photo credit: Denver Water. It took 18 years . Streamflow Gages - Water Levels | Colorado Rivers & Reservoirs Harold D. Roberts Tunnel, Colorado By ERNEST E. WAHLSTROM ENGINEERING GEOLOGY OF THE HAROLD D. ROBERTS TUNNEL, COLORADO GEOLOGICAL SURVEY PROFESSIONAL PAPER 831~E A critical review and analysis of the application of geology during planning and construction of a major water tunnel in the Rocky Mountain West . After a hiatus during World War II, work resumed again on June 24, 1946. The reservoir may fill for a second time this year because Denver Water is conducting scheduled maintenance later this summer on the Roberts Tunnel, a 23-mile underground tunnel that carries water from Dillon Reservoir, on the western side of the Continental Divide, to the South Platte River near Bailey. The court reasoned that Blue River system water is imported through the Roberts Tunnel under a 1946 priority date, whether it is imported after diversion in priority, or after out-of-priority diversions enabled by Denver's exchange operations using water released from Williams Fork Reservoir as a substitute supply. Water District: 80 County: PARK State: CO Water Source: NORTH FORK SOUTH PLATTE RIVER [00183164] @ Stream Mile: 39.87 . One of the trickier supply dances begins this month. Water from this reservoir is diverted through the Roberts Tunnel to the North Fork of the South Platte. Due to the high percentage of rain in the forecast, Denver Water has stated a statement regarding the outflows of Roberts Tunnel. Roberts Tunnel Watershed: Journey through the WR Natl Forest 4 3/13/2017. White River Before 7 3/13/2017. Harold D. Roberts Tunnel: The Roberts Tunnel was built in 1952 to bring water to Denver from Dillon Reservoir, which sits at the confluence of the Blue River, Snake River and Ten Mile Creek. Elder also said the Roberts Tunnel, which moves water from the Western Slope to the Front Range, was turned off for a part of August when it would typically be running at 215 cubic feet per second. The natural flows in the basin were so high that Denver Water left the Roberts Tunnel off. Denver Water's management of its water system has resulted in many high-quality kayaking days on the North Fork over the past several years, but this is the first time we are planning a weekend event. ROBERTS TUNNEL AT EAST PORTAL NEAR GRANT (ROBTUNCO) Station Type: Diversion Station Details. Save your business water and money with Denver Water's rebates. What Denver Water's Roberts Tunnel can — and can't — do to enhance water levels on cherished stretch of river. Abbreviation: ROBTUNCO . Denver Water was given this ability due to a wet spring pulling the Front Range out of a drought and into a good spot with water. Denver Water's solution? In this photo circa 1962, laborers had to deal with snow and ice in the Harold D. Roberts Tunnel. Green Mountain Reservoir DILLON RESERVOIR CHEESMAN Denver Water's solution? Reservoir Storage Levels. Check out what Denver Water crews do to make sure we can deliver water to your home. The 23-mile Roberts Tunnel, the longest underground tunnel of its kind, was drilled between Dillon and Grant, on the other side of the Divide. Another key site is the Strontia Springs Dam, which rises to a dizzying 234 feet above the South Platte River streambed, 6.5 miles upstream from the mouth of Waterton Canyon. 303-893-2444. White River Before 5 3/13/2017. The tunnel was designed to transport 788 second-feet of water with a hydraulic gradient of 0.00145 and a velocity of 9.55 feet per second. Fisherman are all smiles after the Denver Water Board began releasing water from the Roberts Tunnel this past week. Use the date picker to choose a date and view historical diversion data. Denver Water releases water from Williams Fork Reservoir, stored under a 1935 priority date, and diverts it by exchange upstream on the Blue River at Dillon Reservoir or Roberts Tunnel, or releases water from Williams Fork Reservoir to Reservoir Storage Levels. These return flows are fully reusable, which, at times, Denver cannot fully use. That's because a wet spring east of the Divide . That project will cut off Denver from Dillon Reservoir and require Denver Water to rely heavily on Cheesman Reservoir, which draws water primarily from the South . Elder noted that Denver Water is bringing much less water through the Roberts Tunnel than it typically would because of good moisture levels in the South Platte Basin, which is at 96% of normal . After Denver makes use of that water, the unconsumed portions of these flows return to the lower South Platte near PWP. "Between the rising temperatures, changes to . The dam and tunnel construction began in 1942. D. Roberts Tunnel for a Denver Water Board attorney who was instrumental in the buying of the water rights and gain-ing congressional approval for the project. 29 Jan Gracon Wins Denver Water's Roberts Tunnel East Portal Hydro Upgrades Project. The tunnel's construction began in 1956, amidst one of the worst drought periods in Colorado's history, and was completed in. Denver Water considers the needs of whitewater enthusiasts when making operational decisions in its water system and at the Roberts Tunnel. The 1980s saw completion of the Foothills Treatment Plant, southwest of Denver near Roxborough State Park. of Denver, consisting of existing divisions through the Moffat and Roberts Tunnels diverting respectively from the Fraser River and the Blue River and their tributaries, and proposed diversions from the Piney and the Gore. Enjoy this wonderful presentation by Denver Water Board Historian, Holly Geist . Construction Information. Currently the flow is 450 cfs, but that will change soon as Denver Water will be shutting off the Roberts Tunnel to conduct some hydro upgrades and maintenance on the tunnel. Elder noted that Denver Water is bringing much less water through the Roberts Tunnel than it typically would because of good moisture levels in the South Platte Basin, which is at 96% of normal, and water conservation by consumers on the Front Range. Despite the ongoing drought, the reservoir is full because less water was released to flow downstream in the Blue River or moved across the Continental Divide to the South Platte River via the Roberts Tunnel. • Construction of Dillon Dam and Roberts Tunnel. ROBERTS City and Denver County of W i l o w W olf rd M u ntai R es rvoi (10,749 af) ( 97, af) RES VOI (79,064 af) (257,304 f) GUMLICK TUNNEL (4 1,8 af) Tu ne l Boustead Tu nel Homestake Twin Lakes Tu nel F rase C r e e k C e e k Bo u l d e r M u d d y Kre mling Di lon RESERVOIR ANTERO (19,881 af) Hartsel SOUTH CANAL D IVERS ON BOULDER (20,262 . Imagine driving through a wet and dark tunnel 4,000 feet underground! Imagine driving through a wet and dark tunnel 4,000 feet underground! Denver The Roberts Tunnel system is the second-largest system and is located on the west slope of the Continental Divide (Denver Water, 2005). During the 1960s, the Blue River Basin was developed, including Dillon Reservoir and the 23-mile Roberts Tunnel, which brings water into the North Fork of the South Platte. All of the water in Denver's water system is surface water. A tunnel. Protecting Agriculture, Environment, Recreation & Water Supply for Western Colorado. The Roberts Tunnel is well known in the Colorado water world for its key purpose: moving water 23 miles under the Continental Divide, from Dillon Reservoir to the North Fork of the South Platte River, so it can flow onward to Denver Water customers. For every foot of water depth, you gain 0.43 pounds per square inch (psi). 1370. It took 18 years . The tunnel is responsible for sustaining upwards of 1.3 million people. The 23-mile Roberts Tunnel, the longest underground tunnel of its kind, was drilled between Dillon and Grant, on the other side of the Divide. The 23-mile Harold D. Roberts Tunnel was completed in 1962, bringing water to Denver from the other side of the Continental Divide. Elder said that Denver Water turned off the divided-traversing Roberts Tunnel in April, which helped bring up water in Dillion Reservoir, the utility's largest. 0. Summit County is a major donor basin, providing approximately 75,000 AFY through Dillon Reservoir, Straight Creek Tunnel, Vidler Tunnel and the Continental Hoosier Tunnel. Water District: 80 County: PARK State: CO Water Source: NORTH FORK SOUTH PLATTE RIVER [00183164] @ Stream Mile: 39.87 . The water-diversion project was completed in 1962, after six years. The capital plan also provides money to finish Denver Water's Operations Complex Redevelopment Project in Denver, upgrade the hydropower unit at the Roberts Tunnel, replace the concrete spillway at Ralston Reservoir, and purchase new heavy equipment and vehicles. System. Check out what Denver Water crews do to make sure we can deliver water to your home. The inlet for the tunnel sits at 8,846 feet, which is 170 feet below the high-water line. Cubic Feet Per Second. . the 1940 Agreement. The 23-mile Harold D. Roberts Tunnel was completed in 1962, bringing water to Denver from the other side of the Continental Divide. This. Some of the workers involved in the construction of the Roberts Tunnel, a 23-mile tunnel that carries water under the Continental Divide. Once the Roberts Tunnel was opened (moving water from Dillon to Denver via the North Fork of the South Platte River), Cheesman Reservoir outflows were dropped to a mere 75 cfs in an effort to fill the lake. This talk will go over the history of Dillon Dam and the Roberts Tunnel, as well as a little bit on the present day project happening at the Roberts Tunnel. "Additional important context: Since April, Denver Water has not used the Roberts Tunnel, which conveys water from Dillon to the Front Range. The only way to do that now is by diverting more water through the 10-foot-3-inch-diameter Roberts tunnel — which runs from Dillon Reservoir 23.3 miles under mountains to the eastern side of the . . "On August 20 Denver Water will begin to shut down Roberts Tunnel and allow four days to drain the tunnel and ensure the west portal gate is sealed by Aug. 24. Completed in 1962, the tunnel took 16 years to build and can deliver more than 480 million gallons of water a day to the Front Range. Photo credit: Denver Water. Water from Dillon Reservoir in Summit County flows through the Roberts Tunnel to the Front Range. "It's a great sign that our customers really understand efficient water use and let Mother Nature do the watering for them when possible." Elder said that Denver Water turned off the. Tunneling began in 1942 and the tunnel was holed-through in early 1960, with construction completed 1962. Valid Date. Roberts Tunnel/Denver Water Boustead Tunnel/Fryingpan-Arkansas Project Homestake Tunnel/Aurora Busk-Ivanhoe Tunnel Grand River Ditch Moffat Tunnel/Denver Water Independence Pass/Twin Lakes Tunnel Vidler Tunnel. From Oct. 28 to Nov. 7, Denver Water squelched the flow through the Roberts Tunnel, which delivers water from Dillon Reservoir through the Continental Divide and ultimately to the taps of the . Denver Water Board Staff, Holly Geist and Matt Bond, share the history of Dillon Dam and the Roberts Tunnel. Denver Water was given this ability due to a wet spring pulling the Front Range out of a drought and into a good spot with water. Colorado Basin Roundtable ℅ Colorado River Water Conservation District 201 Centennial Street, Suite 200 Glenwood Springs, Colorado 81601. "We've had really low demand so far this spring on the east slope side," Elder said. Green Mountain Reservoir DILLON RESERVOIR CHEESMAN Denver Water built the 7,700 acre-foot Strontia Springs Reservoir, considered an . The proposed diver-sions would utilize the existing Dillon Reservoir and Roberts Tunnel. As stated in the introduction, "this information circular describes the application of modern methods and equipment in sinking a vertical, 916-foot-deep by 16-foot-diameter, concrete-lined access shaft for the Harold D. Roberts tunnel near Montezuma, Colo." (p. 1). Elevated flows are in response to Denver Water shutting off Roberts Tunnel on the North Fork of the SP for the winter. So in 1946, they started building a. Currently Denver Water is releasing 100 cfs (to supplement the natural flow of 40 cfs) and the trout are feisty as ever. "A must see by every Summit County resident." Wednesday, June 16th; 5:00 -6:00 PM Zoom Event; Tickets $10 Data is stored for 30 days. Roberts Tunnel.1960. Denver Water's management of its water system has resulted in many high-quality kayaking days on the North Fork over the past several years, but this is the first time we are planning a weekend event. ROBERTS TUNNEL AT EAST PORTAL NEAR GRANT (ROBTUNCO) Station Type: Diversion Station Details. July 10, 2019 | By: Todd Hartman The North Fork of the South Platte River enjoys high flows of water July 1, the result of the big snowpack in 2019. Emergencies. That orchestration was hard enough. All of the private leases (The Meadows, Long Meadow, Boxwood Gulch, and the North… Denver Water can't keep the Roberts Tunnel turned off very long. Tue, 12/21/2021 - 12:00. Dillon Reservoir, owned by Denver Water, has a capacity of 254,000 AF, diverting the largest amount of water from the Blue River through the Roberts Tunnel to the South . This reduction is down 50 CFS from the original 100 CFS. The dam diverts water from the Blue River Basin through the 23.3 mile (37.5 km) Harold D. Roberts Tunnel under the Continental Divide into the South Platte River Basin. Elder said that Denver Water turned off the divided-traversing Roberts Tunnel in April, which helped bring up water in Dillion Reservoir, the utility's largest. A quick Google search said that 165 feet is about the deepest anyone would say is the max for recreational diving due to the issues like oxygen toxicity and nitrogen narcosis. Typically, Denver Water pulls water from the lake using the Roberts Tunnel through the end of the year, but the tunnel will be undergoing about two months of maintenance this fall. Denver Water facts •Established in 1918 •Governed by Board of Water Commissioners (not the City and County of Denver) . Roberts Tunnel construction Engineers with Denver Water at the time, didn't want to move mountains, or go over them - their only choice was to go through them. Denver Water's system and to release that water to the "nearest convenient natural watercourse". Today, Denver Water's service area covers more than 335 square miles, including the City and County of Denver and several suburban distributors. Denver water serves 1.5 million people in Denver and surrounding areas uses the reservoir and Harold D. Roberts tunnel to transport millions of gallons daily to the South Platte River for use.. The water Denver Water delivers to customers is lead-free. In 2020, Denver Water underwent a large shift in how it moved water in its systems due to repair work that forced the closure of Roberts Tunnel, which moves water 23 miles under the Continental. Denver Water has an extensive water delivery system, including water it diverts from the west slope to the South Platte through the Roberts Tunnel. Although a short natural runoff does exist, most boatable flows are provided by water transports from Lake Dillion to Denver via the Roberts Tunnel. White River After 6 3/13/2017. Denver Water considers the needs of whitewater enthusiasts when making operational decisions in its water system and at the Roberts Tunnel. Denver Board of Water Commissioners Water Collection System CONTINENTAL DIVIDE STREAM OR RIVER TUNNEL, CANAL OR DITCH COLLECTION SYSTEMS SOUTH PLATTE MOFFAT TUNNEL ROBERTS TUNNEL WILLIAMS FORK WATERSHED TREATMENT PLANT N:\@wra\gis\dw-sys\sys6-lp.ppt MOFFAT WILLIAMS FORK RESERVOIR Wolford Mt Res. Surge chamber. Today, Denver Water's service area covers more than 335 square miles, including the City and County of Denver and several suburban distributors. As of July 29th, 2021, Denver water has reduced the current outflow of the Roberts Tunnel to 50 CFS. The Roberts Tunnel is a pressure tunnel that is lined with concrete and finished to a circular diameter of 10.25 feet. Starting in Summit County, Roberts Tunnel carries water from Dillon Reservoir, under the Continental Divide and into the North Fork of the South Platte River in Park County before heading on to customers in Denver. Roberts Tunnel/Denver Water Boustead Tunnel/Fryingpan-Arkansas Project Homestake Tunnel/Aurora Busk-Ivanhoe Tunnel Grand River Ditch Moffat Tunnel/Denver Water Independence Pass/Twin Lakes Tunnel Vidler Tunnel. Dillon Homestake Granby Green Mountain Rifle Gap Ruedi Shadow Mountain Williams Fork Willow Creek Windy Gap . The tunnel's west portal, under Lake Dillon, is at Thanks in part to bountiful snowfall this winter and water-pinching consumers along the Front Range, Denver Water's system of reservoirs features the highest levels since 1958. Toss is heavy spring winds and a lot of evaporation and you have a huge problem. It comes from snowpack in the mountains, which melts and runs off into four raw water collection systems: the South Platte system, the Moffat system, the Roberts Tunnel system, and the Williams Fork reservoir and power plant. A tunnel. Design Standards; New Water Service Connections; . The Blue River is the main raw-water source in the Roberts Tunnel Collection System. . Source: Gordon Evig Abbreviation: ROBTUNCO . -Denver Water staff member after 2002-2003 water shortage Continuous Improvement •In effect every year from May 1 until October 1 • Water during cooler times of the day —lawn watering isnotallowed between 10 a.m. and 6 p.m. Report issued by the U.S. Bureau of Mines discussing sinking and excavation of large-diameter access shafts. "Between the rising temperatures, changes to . Roberts Tunnel. Your Water. Along U.S. 285 near Grant, there is the east portal of the Roberts Tunnel, which conveys water from Dillon Reservoir. Cheesman Reservoir is now responsible for Denvers water supply throughout the winter and flows through Deckers will likely remain above historical levels, as a result. That means that the reservoir, which provides 37% of the Front Range's water supply, is kept at full capacity for as long as possible, and then starts to flow through the Roberts Tunnel when needed. This north side shutdown is even more complicated than the maneuverings required in the summer of 2020, when Denver Water had to undertake big shifts in how it moved water through its system due to repair work that closed the Roberts Tunnel for two months, closing off access to water from Dillon Reservoir. Customer Care. By erasing the blue line, Denver Water was accepting continued population and . Dillon Homestake Granby Green Mountain Rifle Gap Ruedi Shadow Mountain Williams Fork Willow Creek Windy Gap . South Platte System. This river originates in the mountains above Dillon, Colorado, and flows about 40 miles to its confluence with the . Water from the reservoir flows through the Roberts Tunnel to the North Fork of the South Platte, the river on which the Denver water system was built. (Photo credit: Denver Water) The North System Renewal Project marks the largest capital investment project in Denver Water history, even topping construction of the 23-mile Roberts Tunnel under the Continental Divide in the 1950s and 1960s. The Daily Sentinel reports that Dillon Reservoir is now 100% full, according to Denver Water. The Roberts Tunnel, finished in 1962 about the same time the old town of Dillon was relocated to its current spot and the Dillon Dam was built, is a 23-mile concrete conduit that diverts water from the Blue River basin on the Western Slope to the South Platte Basin on the Front Range to supply more than 1.4 million Denver Water customers. 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