uabwf

Information about uabwf

Published on December 30, 2007

Author: Hannah

Source: authorstream.com

Content

Slide1:  Who’s Water is it? Who’s Water Is It?:  Who’s Water Is It? The average annual flow of the Arkansas River, as measured at the Wellsville gage is 523,200 acre-feet An acre-foot of water is 325,851 gallons. One cubic foot per second will equal 1.98 acre-feet of water in a 24-hour period. Colorado’s Seven Major River Basins:  Colorado’s Seven Major River Basins Arkansas River Basin South Platte Basin Yampa/White Basin Colorado River Basin Gunnison River Basin San Juan/ Delores River Basin Rio Grande River Basin Republican River Slide4:  Otero Pump Station To Colorado Springs and Aurora 2 Arkansas River Basin Slide5:  Fryingpan-Arkansas Project Homestake Project Busk-Ivanhoe Columbine, Ewing & Wurtz Ditches Twin Lakes Canal Company Larkspur Ditch Blue River Project Homestake Reservoir:  Homestake Reservoir Located on Homestake Creek. Jointly owned by Colorado Springs and Aurora. Capacity 45,000 Acre-feet. Useable space 21,445 acre-feet. Homestake Reservoir:  Homestake Reservoir Water from Homestake Reservoir is moved to Turquoise Reservoir through the Homestake Tunnel. The Fryingpan-Arkansas Project :  The Fryingpan-Arkansas Project West Slope Facilities:  West Slope Facilities Ruedi dam & reservoir North Side collection system South Side collection system Charles H. Boustead Tunnel Turquoise Reservoir:  Turquoise Reservoir On Lake Fork of the Arkansas River west of Leadville, CO Storage capacity of 129,398 acre-feet Fryingpan-Arkansas Project storage is 71,982 acre-feet Homestake Project storage is 30,000 acre-feet Colorado Springs Utilities storage is 17,416 acre-feet Busk-Ivanhoe storage is 10,000 acre-feet Mt. Elbert Conduit:  Mt. Elbert Conduit 10.7 miles long Carries water from Turquoise Reservoir and Halfmoon Diversion Dam Delivers water to Mt. Elbert Forebay Mount Elbert Forebay:  Mount Elbert Forebay Forebay for the Mt. Elbert Pump- storage power plant Storage capacity of 11,143 acre-feet The surface elevation may fluctuate as much as 31 feet in a 24 hour period Slide13:  The Mt. Elbert Power Plant Water drops 445 feet from Mt. Elbert Forebay through the penstocks to the powerplant Two 138,000 Hp hydroelectric turbine generators Each turbine has a generating capacity of 100 MW Pumped-storage system Pump Back Power Generation:  Pump Back Power Generation Twin Lakes Dam & Reservoir:  Twin Lakes Dam & Reservoir On Lake Creek, approx. 13 miles south of Leadville Afterbay for the Mount Elbert Powerplant Storage capacity of 140,855 acre-feet Active capacity of 68,000 acre-feet TLCC has 54,452 acre-feet of space. Fry-Ark Project has 13,548 acre-feet of space. Twin Lakes:  Twin Lakes Ownership of Twin Lakes is divided into shares. Each share yields 0.9559 acre-foot of water. Twin Lakes stores native and trans- mountain water directly and by exchange. Twin Lakes Ownership:  Twin Lakes Ownership Account Shares % of Average Yield Ownership in acre-feet Aurora 2,478 5% 2,369 Colorado Canal 2,564 5% 2,541 Pueblo Board of Water 10,426 20% 9,604 PuebloWest Metro District 5,766 12% 5,513 Colorado Springs 27,104 55% 25,911 UAWC 121 .2% 115 Woodland Park 206 .4% 197 State Engineer 259 .5% 248 Miscellaneous 294 .6% 281 Total 49,589 47,407 Trans-Mountain Diversions:  Trans-Mountain Diversions Otero Pump Station:  Otero Pump Station Colorado Springs and Aurora deliver water from the Arkansas River Basin to the South Platte River Basin through the Otero Pump Station Aurora averages 20,400 acre-feet and Colorado Springs Utilities averages 48,000 acre-feet annually Colorado Springs Utilities:  Colorado Springs Utilities Colorado Springs Utilities collects water from the Blue River System, Twin Lakes, Homestake Project, the Fry-Ark Project and from native Arkansas River water. Measured return flows are exchanged from Fountain Creek to Pueblo Reservoir or Twin Lakes. Pueblo Board of Water Works:  Pueblo Board of Water Works Pueblo Board receives water from fhe Fry-Ark Project, Busk Ivanhoe, Twin Lakes, the Ewing, Columbine and Wurtz Ditches and Clear Creek. Clear Creek Reservoir:  Clear Creek Reservoir Located on Clear Creek, between Buena Vista and Twin Lakes. Owned and operated by the Pueblo Board of Water Works Capacity is 11,500 acre-feet Clear Creek stores native water rights and trans-basin water by exchange Arkansas River Flow Program:  Arkansas River Flow Program From Twin Lakes, water is released to the Arkansas River where it is moved 143 miles to Pueblo Res. The Wellsville gage is used to administer the Arkansas River Flow Management Program Arkansas River Flow Management Program:  Arkansas River Flow Management Program The highest priority for the flow program is the maintenance of a year-around flow of 250 cfs to protect the fishery. Arkansas River Flow Management Program:  Arkansas River Flow Management Program From July 1 thru August 15, flows are augmented to maintain 700 cfs at the Wellsville gage to enhance recreational boating. These flows are dependent on water availability and storage levels in the reservoirs. Pueblo Dam and Reservoir:  Pueblo Dam and Reservoir Slide28:  Constructed 1970-1975 250-foot high concrete and earth-fill dam Storage capacity of 349,940 af Only project reservoir with flood control authorization Pueblo Reservoir Slide29:  The Southeastern Colorado Water Conservancy District allocates the water provided by the Fryingpan-Arkansas Project. In accordance with the Allocation Principles, water is allocated 51% to municipalities and 49% to agriculture. Irrigation below Pueblo Reservoir :  Irrigation below Pueblo Reservoir Historically, 75% of Fry-Ark water has been used to supplement irrigation of over 200,000 acres of farmland. Since the drought of 2002, cities have taken their full allocation of Fry-Ark water. Fountain Valley Conduit:  Fountain Valley Conduit 45-mile long conduit from Pueblo Reservoir to Colorado Springs Conveys approx. 20,100 acre-feet of water to Colorado Springs, Fountain, Stratmoor Hills, Widefield and Security Exchanges:  Exchanges An exchange is an operation where a water user can take water in a stream system out of priority and replace it with a like amount of water at another point on the stream. The exchange may not cause injury to other water rights between the diversion and replacement points or to water rights downstream of the diversion. Exchanges:  Exchanges Questions? :  Questions?

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