Dam name State Project Watercourse Region Camp Dyer Diversion AZ Central Project Lower AZ Agua Fria Lower Colorado Dam AZ Storage Project Colorado River Storage Upper Colorado Bartlett Dam AZ Project Lower Colorado Granite Reef Diversion Dam AZ Salt River Lower Colorado AZ Salt River Project Salt River Lower Colorado Horseshoe Dam AZ Salt River Project Verde River Lower Colorado AZ Salt River Project Salt River Lower Colorado AZ Salt River Project Salt River Lower Colorado AZ Salt River Project Salt River Lower Colorado Palo Verde Diversion Dam AZ & CA Palo Verde Diversion Project Colorado River Lower Colorado AZ & CA Parker-Davis Project Colorado River Lower Colorado Laguna Diversion Dam AZ & CA Colorado River Lower Colorado AZ & NV Parker-Davis Project Colorado River Lower Colorado Bradbury Dam CA Cachuma Project Santa Ynex River Mid-Pacific Carpinteria Dam CA Cachuma Project offstream Storage Mid-Pacific Glen Anne Dam CA Cachuma Project WE of Glen Anne Canyon Mid-Pacific Lauro Dam CA Cachuma Project Diablo Creek Mid-Pacific Ortega Dam CA Cachuma Project Offstream Storage Mid-Pacific B F Sisk Dam CA San Luis Creek Mid-Pacific Buckhorn Dam CA Central Valley Project Grass Valley Creek Mid-Pacific Contra Loma Dam CA Central Valley Project offstream storage Mid-Pacific Little Panoche Detention Dam CA Central Valley Project Little Panoche Creek Mid-Pacific Los Banos Creek Detention Dam CA Central Valley Project Los Banos Creek Mid-Pacific Senator Wash Dam CA Colorado River Front Work and Levee System Offstream Lower Colorado Martinez Dam CA Delta Division Project Offstream storage Mid-Pacific Camp Creek Diversion Dam CA Folsom and Sly Park Units Project Camp Creek Mid-Pacific CA Folsom and Sly Park Units Project Mid-Pacific Mormon Island Auxilliary Dam CA Folsom and Sly Park Units Project Blue Ravine Mid-Pacific CA Folsom and Sly Park Units Project American River Mid-Pacific CA Folsom and Sly Park Units Project Sly Park Creek Mid-Pacific CA Friant Division Project Mid-Pacific John Franchi Diversion Dam CA Friant Division Project Fresno River Mid-Pacific Clear Lake Dam CA Klamath Project Lost River Mid-Pacific CA New Melones Unit Project Mid-Pacific Lake Tahoe Dam CA Newlands Project Truckee River Mid-Pacific East Park Dam CA Orland Project Little Stony Creek Mid-Pacific Northside Diversion Dam CA Orland Project Stony Creek Mid-Pacific Rainbow Diversion Dam CA Orland Project Stony Creek Mid-Pacific Stony Gorge Dam CA Orland Project Stony Creek Mid-Pacific Funks Dam CA Sacramento Unit Project Funks Creek Mid-Pacific CA Sacramento Canals Unit Project Mid-Pacific San Justo Dam CA San Felipe Division Project Offtream Storage Mid-Pacific O`Neill Dam CA San Luis Unit Project San Luis Creek Mid-Pacific Twitchell Dam CA Santa Maria Project Cuyama River Mid-Pacific CA Shasta/ Division Project Sacramento river Mid-Pacific Lewiston Dam CA Shasta/Trinity River Division Project Trinity River Mid-Pacific CA Shasta/Trinity River Division Project Sacramento River Mid-Pacific Spring Creek Debris Dam CA Shasta/Trinity River Division Project Spring Creek Mid-Pacific CA Shasta/Trinity River Division Project Trinity River Mid-Pacific CA Shasta/Trinity River Division Project Clear Creek Mid-Pacific Monticello Dam CA Solano Project Putah Creek Mid-Pacific Putah Dam CA Solano Project Putah Creek Mid-Pacific Terminal Dam CA Solano Project Offstream Storage Mid-Pacific Boca Dam CA Truckee Storage Project Little Truckee River Mid-Pacific Casitas Dam CA Ventura River Project Coyote Creek Mid-Pacific Robles Dam CA Ventura River Project Ventura River Mid-Pacific Prosser Creek Dam CA Washoe Project Prosser Creek Mid-Pacific Stampede Dam CA Washoe Project Little Truckee R. Mid-Pacific Imperial Diversion Dam CA & AZ Boulder Canyon Project - All-American System Colorado River Lower Colorado Imperial Diversion Dam CA & AZ Boulder Canyon Project - Colorado River Lower Colorado Imperial Diversion Dam CA & AZ Gila Project Colorado River Lower Colorado Bonny Dam CO Armel Unit SF Republican R. Great Plains Silver Jack Dam CO Bostwick Park Project Cimarron Creek Upper Colorado Vega Dam CO Collbran Project Plateau Creek Upper Colorado CO Colorado River Storage Project Gunnison Upper Colorado CO Colorado River Storage Project Upper Colorado CO Colorado River Storage Project Gunnison River Upper Colorado Carter Lake Dam CO Colorado-Big Thompson Project offstream Storage Great Plains Dille Diversion Dam CO Colorado-Big Thompson Project Big Thompson River Great Plains Dixon Canyon Dam CO Colorado-Big Thompson Project Offstream Storage Great Plains East Portal Diversion Dam CO Colorado-Big Thompson Project Wind River Great Plains Flatiron Afterbay Dam CO Colorado-Big Thompson Project Chimney Hollow Creek Great Plains CO Colorado-Big Thompson Project Colorado River Great Plains Green Mountain Dam CO Colorado-Big Thompson Project Great Plains Horsetooth Dam CO Colorado-Big Thompson Project Offstream Storage Great Plains Little Hell Creek Diversion Dam CO Colorado-Big Thompson Project Little Hell Creek Great Plains Marys Lake Dike Dam CO Colorado-Big Thompson Project Offstream Great Plains Olympus Dam CO Colorado-Big Thompson Project Big Thompson River Great Plains Pole Hill Afterbay Dam CO Colorado-Big Thompson Project Little Hell Creek Great Plains Rattlesnake Dam CO Colorado-Big Thompson Project Rattlesnake Creek Great Plains Satanka Dike Dam CO Colorado-Big Thompson Project Offstream Storage Great Plains CO Colorado-Big Thompson Project Colorado River Great Plains Soldier Canyon Dam CO Colorado-Big Thompson Project Offstream Storage Great Plains Spring Canyon Dam CO Colorado-Big Thompson Project Offstream Storage Great Plains Willow Creek Co Dam CO Colorado-Big Thompson Project Willow Creek Great Plains Ridgway Dam CO Dallas Creek Project Uncompahgre River Upper Colorado McPhee Dam CO Dolores Upper Colorado CO Florida Project Florida River Upper Colorado Dry Creek Diversion Dam CO Fruitgrowers Project Dry Creek Upper Colorado Fruitgrowers Dam CO Fruitgrowers Project Alfalfa Run Upper Colorado Carter Creek Diversion Dam CO Fryingpan-Arkansas Project Carter Creek Great Plains Chapman Diversion Dam CO Fryingpan-Arkansas Project Chapman Gulch Great Plains Fryingpan Diversion Dam CO Fryingpan-Arkansas Project Fryingpan River Great Plains Granite Creek Diversion Dam CO Fryingpan-Arkansas Project Great Plains Halfmoon Diversion Dam CO Fryingpan-Arkansas Project Halfmoon Creek Great Plains Hunter Creek Diversion Dam CO Fryingpan-Arkansas Project Hunter Creek Great Plains Ivanhoe Diversion Dam CO Fryingpan-Arkansas Project Ivanhoe Creek Great Plains Lily Pad Diversion Inlet Dam CO Fryingpan-Arkansas Project Ivanhoe Cr (Nast Tunnel) Great Plains Middle Cunningham Creek Diversion Dam CO Fryingpan-Arkansas Project Cunningham Creek Great Plains Midway Creek Diversion Dam CO Fryingpan-Arkansas Project Midway Creek Great Plains Mormon Creek Diversion Dam CO Fryingpan-Arkansas Project Mormon Creek Great Plains Mt Elbert Forebay Dam CO Fryingpan-Arkansas Project Offstream Great Plains No Name Creek Diversion Dam CO Fryingpan-Arkansas Project No Name Creek Great Plains North Cunningham Creek Diversion Dam CO Fryingpan-Arkansas Project Cunningham Creek Great Plains North Fork Diversion Dam CO Fryingpan-Arkansas Project North Fork Creek Great Plains Pueblo Dam CO Fryingpan-Arkansas Project Arkansas River Great Plains Ruedi Dam CO Fryingpan-Arkansas Project Fryingpan River Great Plains Sawyer Diversion Dam CO Fryingpan-Arkansas Project Sawyer Creek Great Plains South Cunningham Creek Diversion Dam CO Fryingpan-Arkansas Project Cunningham Creek Great Plains South Fork Diversion Dam CO Fryingpan-Arkansas Project Fryingpan-Arkansas Great Plains Sugar Loaf Dam CO Fryingpan-Arkansas Project Lake Fork of the Arkansas Great Plains Twin Lakes Dam CO Fryingpan-Arkansas Project Lake Creek Great Plains Jackson Gulch Dam CO Mancos Project Offstream Upper Colorado CO Paonia Project Muddy Creek Upper Colorado Vallecito Dam CO Pine River Project Pine River (Los Pinos) Upper Colorado CO San Luis Valley Project Conejos River Upper Colorado Rifle Gap Dam CO Silt Project Rifle Creek Upper Colorado Crawford Dam CO Smith Fork Project Iron Creek Upper Colorado Garnet Diversion Dam CO Uncompahgre Project Uncompahgre River Upper Colorado CO Uncompahgre Project Upper Colorado Anderson Ranch Dam ID Boise Project South Fork of the Boise River Pacific Northwest Arrowrock Dam ID Boise Project Boise River Pacific Northwest Black Canyon Diversion Dam ID Boise Project Payette River Pacific Northwest Boise River Diversion Dam ID Boise Project Boise River Pacific Northwest Cascade Dam ID Boise Project North Fork Payette River Pacific Northwest Deadwood Dam ID Boise Project Deadwood River Pacific Northwest Deer Flat East Dike Dam ID Boise Project Offstream Storage Pacific Northwest Deer Flat Lower Embankment ID Boise Project Offstream Storage Pacific Northwest Deer Flat Middle Embankment ID Boise Project Offstream Storage Pacific Northwest Deer Flat Upper Embankment ID Boise Project Offstream Storage Pacific Northwest Hubbard Dam ID Boise Project Offstream Storage Pacific Northwest A Dam ID Lewiston Orchards Project Offstream Storage - Lindsey Creek Pacific Northwest Soldiers Meadow Dam ID Lewiston Orchards Project Webb Creek Pacific Northwest Little Wood River Dam ID Little Wood River Project Little Wood River Pacific Northwest Mann Creek Dam ID Mann Creek Project Mann Creek Pacific Northwest American Falls Dam ID Minidoka Project Snake River Pacific Northwest Island Park Dam ID Minidoka Project Henrys Fork Pacific Northwest Minidoka Dam ID Minidoka Project Snake River Pacific Northwest Palisades Dam ID Palisades Project SF of Snake River Pacific Northwest Ririe Dam ID Ririe Project Willow Creek Pacific Northwest Almena Diversion Dam KS Almena Unit Prairie Dog Creek Great Plains Norton Dam KS Almena Unit Prairie Dog Creek Great Plains Lovewell Dam KS Bostwick Division White Rock Creek Great Plains Cedar Bluff Dam KS Cedar Bluff Unit Smoky Hill River Great Plains Glen Elder Dam KS Glen Elder Unit Solomon River Great Plains Kirwin Dam KS Kirwin Unit NF Solomon Rivr Great Plains Webster Dam KS Webster Unit SF of Solomon Rive Great Plains Woodston Diversion Dam KS Webster Unit Solomon River Great Plains Cheney Dam KS Wichita Project NF of Ninnescah R. Great Plains Como Dam MT Bitter Root Project Rock Creek Pacific Northwest MT Canyon Ferry Unit Great Plains Barretts Diversion Dam MT East Bench Unit Beaverhead River Great Plains MT East Bench Unit Beaverhead River Great Plains Helena Valley Dam MT Helena Valley Unit Tenmile Creek Tributary Great Plains Hungry Horse Dam MT Hungry Horse Project South Fork of Flathead River Pacific Northwest Anita Dam MT Huntley Project Yellowstone River (offstream) Great Plains Yellowstone River Diversion Dam MT Huntley Project Yellowstone River Great Plains MT Lower Marias Unit Great Plains Lower Yellowstone Diversion Dam MT Lower Yellowstone Project Yellowstone Great Plains Dodson Diversion Dam MT Milk River Project Milk River Great Plains Fresno Dam MT Milk River Project Milk River Great Plains Lake Sherburne Dam MT Milk River Project Swiftcurrent Creek Great Plains Nelson Dam MT Milk River Project Offstream Storage Great Plains Paradise Diversion Dam MT Milk River Project Milk River Great Plains St. Mary Diversion Dam MT Milk River Project St. Mary River Great Plains Swift Current Dike MT Milk River Project St. Mary River Great Plains Vandalia Diversion Dam MT Milk River Project Milk River Great Plains Fort Shaw Diversion Dam and Canal MT Sun River Project Sun River Great Plains Gibson Dam MT Sun River Project North Fork of Sun River Great Plains Pishkun Dikes MT Sun River Project Offstream Storage Great Plains Sun River Diversion Dam MT Sun River Project North Fork Sun River Great Plains Willow Creek Dam MT Sun River Project Willow Creek Great Plains Yellowtail Afterbay Dam MT Yellowtail Unit Bighorn River Great Plains MT Yellowtail Unit Bighorn River Great Plains Dickinson Dam ND Dickinson Unit Heart River Great Plains ND Heart Butte Unit Heart River Great Plains ND Jamestown Dam and Reservoir Great Plains Merritt Dam NE Ainsworth Unit Snake River Great Plains Superior Courtland Diversion Dam NE Bostwick Division Republican River Great Plains Bartley Diversion Dam NE Frenchman-Cambridge Division Republican River Great Plains Cambridge Diversion Dam NE Frenchman-Cambridge Division Republican River Great Plains Culbertson Diversion Dam NE Frenchman-Cambridge Division Frenchman Great Plains Enders Dam NE Frenchman-Cambridge Division Frenchman River Great Plains Medicine Creek Dam NE Frenchman-Cambridge Division Medicine Creek Great Plains Red Willow Creek Diversion Dam NE Frenchman-Cambridge Division Red Willow Creek Great Plains Red Willow Dam NE Frenchman-Cambridge Division Red Willow Creek Great Plains Trenton Dam NE Frenchman-Cambridge Division Republican River Great Plains Box Butte Dam NE Mirage Flats Project Niobrara River Great Plains Dunlap Diversion Dam NE Mirage Flats Project Niobrara Great Plains Davis Creek Dam NE North Loup Division Tributary to Davis Creek Great Plains Kent Diversion Dam NE North Loup Division North Loup Great Plains Virginia Smith Dam NE North Loup Division Calamus River Great Plains Dry Spotted Tail Diversion Dam NE North Platte Project Dry Spotted Tail Creek Great Plains Lake Alice No 1 Dam NE North Platte Project Interstate Canal Great Plains Lake Alice No 1and 1 Half Dam NE North Platte Project Interstate Canal Great Plains Lake Alice No 2 Dam NE North Platte Project Lake Alice Feeder Canal Great Plains Minatare Dam NE North Platte Project Minatare Supply Canal Great Plains Tub Springs Creek Diversion Dam NE North Platte Project Tub springs Creek Great Plains NM Brantley Project Upper Colorado NM Carlsbad Project Pecos River Upper Colorado NM Carlsbad Project Pecos River Upper Colorado NM Colorado River Storage Project San Juan River Upper Colorado NM Middle Project Upper Colorado NM Middle Upper Colorado NM Middle Rio Grande Project Rio Grande Upper Colorado NM Middle Rio Grande Project Rio Grande Upper Colorado American Diversion Dam NM Rio Grande Project Rio Grande Upper Colorado NM Rio Grande Project Rio Grande Upper Colorado NM Rio Grande Project Rio Grande Upper Colorado NM San Juan-Chama Project Willow Creek Upper Colorado Nambe Falls Dam NM San Juan-Chama Project Rio Nambe Upper Colorado Rye Patch Dam NV Humboldt Project Humboldt River Mid-Pacific Upper Slaven Diversion Dam NV Humboldt Project Humboldt Mid-Pacific Carson River Diversion Dam NV Newlands Project Carson River Mid-Pacific Derby Diversion Dam NV Newlands Project Truckee Rier Mid-Pacific Lahontan Dam NV Newlands Project Carson River Mid-Pacific Dressler Diversion Dam NV Washoe Project Mid-Pacific Marble Bluff Dam NV Washoe Project Little Truckee R. Mid-Pacific Hoover Dam NV & AZ Boulder Canyon Project - Hoover Dam Colorado River Lower Colorado Arbuckle Dam OK Arbuckle Project Rock creek Great Plains McGee Creek Dam OK McGee Creek Project McGee Creek Great Plains Bretch Diversion Dam OK Mountain Park Project Elk Creek Great Plains Mountain Park Dam OK Mountain Park Project West Otter Creek Great Plains Norman Dam OK Norman Project Great Plains Altus Dam OK W.C. Austin Project North Fork, Red River Great Plains Fort Cobb Dam OK Washita Basin Project Cobb Creek Great Plains Foss Dam OK Washita Basin Project Washita River Great Plains Mason Dam OR Baker Project Powder River Pacific Northwest Thief Valley Dam OR Baker Project Powder River Pacific Northwest Unity Dam OR Burnt River Project Burnt River Pacific Northwest Arthur R Bowman Dam OR Crooked River Project Crooked River Pacific Northwest Ochoco Dam OR Crooked River Project Ochoco Creek Pacific Northwest Crane Prairie Dam OR Deschutes Project Deschutes River Pacific Northwest Haystack Dam OR Deschutes Project Off stream - unnamed creek Pacific Northwest Wickiup Dam OR Deschutes Project Deschutes River Pacific Northwest Anderson-Rose Diversion Dam OR Klamath Project Lost River Mid-Pacific Gerber Dam OR Klamath Project Miller Crek Mid-Pacific Link River Diversion Dam OR Klamath Project Link River Mid-Pacific Lost River Diversion Dam OR Klamath Project Lost River Mid-Pacific Malone Diversion Dam OR Klamath Project Lost River Mid-Pacific Miller Diversion Dam OR Klamath Project Miller Creek Mid-Pacific Owyhee Dam OR Owyhee Project Owyhee River Pacific Northwest Agate Dam OR Rogue River Basin Project Dry Creek Pacific Northwest Emigrant Dam OR Rogue River Basin Project Emigrant Creek Pacific Northwest Fish Lake Dam OR Rogue River Basin Project North Fork Little Butte Creek Pacific Northwest Howard Prairie Dam OR Rogue River Basin Project Jenny Creek Pacific Northwest Hyatt Dam OR Rogue River Basin Project Keene Creek Pacific Northwest Keene Creek Dam OR Rogue River Basin Project Keene Creek Pacific Northwest Scoggins Dam OR Tualatin Project Scoggins Creek Pacific Northwest Cold Springs Dam OR Umatilla Basin Project Off-stream Pacific Northwest McKay Dam OR Umatilla Basin Project McKay Creek Pacific Northwest Three Mile Falls Diversion Dam OR Umatilla Basin Project Umatilla River Pacific Northwest Agency Valley Dam OR Vale Project North Fork of the Malheur River Pacific Northwest Bully Creek Dam OR Vale Project Bully Creek Pacific Northwest Warm Springs Dam OR Vale Project Middle Fork Malheur River Pacific Northwest Wasco Dam OR Wapinitia Project Clear Creek Pacific Northwest Angostura Dam SD Angostura Division River Great Plains Belle Fourche Dam SD Belle Fourche Project Belle Fourch River Great Plains Belle Fourche Diversion Dam SD Belle Fourche Project Belle Fourch River Great Plains James Diversion Dam SD James Diversion James River Great Plains SD Rapid Valley Project Castle Creek Great Plains SD Rapid Valley Unit Rapid Creek Great Plains SD Shadehill Unit Grand River Great Plains Sanford Dam TX Project Canadian River Great Plains Choke Canyon Dam TX Project Great Plains Twin Buttes Dam TX San Angelo Project Spring Creek Great Plains Currant Creek Dam UT Central Project - Bonneville Unit Currant Creek Upper Colorado Jordanelle Dam UT - Bonneville Unit Provo Upper Colorado UT Central Utah Project - Bonneville Unit Strawberry River Upper Colorado Starvation Dam UT Central Utah Project - Bonneville Unit Strawberry River Upper Colorado Upper Stillwater Dam UT Central Utah Project - Bonneville Unit Rock Creek Upper Colorado Red Fleet Dam UT Central Utah Project - Jensen Unit Big Bush Creek Upper Colorado Steinaker Dam UT Central Utah Project - Vernal Unit Offstream Upper Colorado UT Colorado River Storage Project Green River Upper Colorado Huntington North Dam UT Emery County Project Huntington Creek Upper Colorado Joes Valley Dam UT Emery County Project Seely Creek Upper Colorado Hyrum Dam UT Hyrum Project Little Bear Water Upper Colorado Stateline Dam UT Lyman Project East Fork of Smiths Fork Upper Colorado Midview Dam UT Moon Lake Project Offstream Upper Colorado Moon Lake Dam UT Moon Lake Project Lake Fork River Upper Colorado Newton Dam UT Newton Project Clarkson Creek Upper Colorado Pineview Dam UT Ogden River Project Ogden River Upper Colorado Broadhead Diversion Dam UT Project Boadhead Creek Upper Colorado Deer Creek Dam UT Provo River Project Provo River Upper Colorado Scofield Dam UT Scofield Project Price River Upper Colorado Arthur V Watkins Dam UT Weber Basin Project offstream Storage Upper Colorado Causey Dam UT Weber Basin Project SF Ogden River Upper Colorado East Canyon Dam UT Weber Basin Project East Canyon Creek Upper Colorado Echo Dam UT Weber Basin Project Weber Basin Upper Colorado Lost Creek Dam UT Weber Basin Project Lost Creek Upper Colorado Wanship Dam UT Weber Basin Project Weber River Upper Colorado Dry Falls Dam WA Columbia Basin Project Offstream Storage Pacific Northwest WA Columbia Basin Project Columbia River Pacific Northwest North Dam WA Columbia Basin Project Offstream Pacific Northwest O`Sullivan Dam WA Columbia Basin Project Lower Crab Creek Pacific Northwest Pinto Dam WA Columbia Basin Project Offstream Storage Pacific Northwest Conconully Dam WA Okanogan Project Salmon Creek Pacific Northwest Salmon Lake Dam WA Okanogan Project Offstream Storage Pacific Northwest Bumping Lake Dam WA Yakima Project Bumping River Pacific Northwest Cle Elum Dam WA Yakima Project Cle Elum River Pacific Northwest Clear Creek Dam WA Yakima Project Tieton River Pacific Northwest Easton Diversion Dam WA Yakima Project Yakima River Pacific Northwest French Canyon Dam WA Yakima Project Cowiche Creek Pacific Northwest Kachess Dam WA Yakima Project Kachess River Pacific Northwest Keechelus Dam WA Yakima Project Yakima River Pacific Northwest Roza Diversion Dam WA Yakima Project Yakima River Pacific Northwest Tieton Dam WA Yakima Project Tieton river Pacific Northwest WY Boysen Division Wind River Great Plains Big Sandy Dam WY Eden Project Big Sandy Creek Upper Colorado Eden Dam WY Eden Project OS Little Sandy Creek Upper Colorado Glendo Dam WY Glendo Unit North Platte River Great Plains Gray Reef Dam WY Glendo Unit North Platte River Great Plains Pathfinder Dam WY Glendo Unit North Platte River Great Plains Hanover Diversion Dam WY Hanover-Bluff Unit Bighorn river Great Plains Alcova Dam WY Kendrick Project North Platte River Great Plains Seminoe Dam WY Kendrick Project North Platte River Great Plains Keyhole Dam WY Keyhole Unit Offstream Great Plains Kortes Dam WY Kortes Unit North Platte River Great Plains Meeks Cabin Dam WY Lyman Project Blacks Fork River Upper Colorado Grassy Lake Dam WY Minidoka Project Grassy Creek Pacific Northwest Jackson Lake Dam WY Minidoka Project Snake River Pacific Northwest Guernsey Dam WY North Platte Project North Platte River Great Plains Horse Creek Diversion Dam WY North Platte Project Horse Creek Great Plains Pathfinder Dike Dam WY North Platte Project North Platte River Great Plains Whalen Diversion Dam WY North Platte Project North Platte River Great Plains Anchor Dam WY Owl Creek Unit South Fork, Owl Creek Great Plains Bull Lake Dam WY Riverton Unit Bull Lake Creek Great Plains Pilot Butte Dam WY Riverton Unit Offstream Great Plains Wind River Diversion Dam WY Riverton Unit Wind River Great Plains WY Green River Upper Colorado Buffalo Bill Dam WY Shoshone Project Shoshone River Great Plains Corbett Diversion Dam WY Shoshone Project Shoshone River Great Plains Deaver Dam WY Shoshone Project Offstream Great Plains Ralston Dam WY Shoshone Project Garland Canal Great Plains Willwood Diversion Dam WY Shoshone Project Shoshone River Great Plains