Download Excel File List of Largest Reservoirs in United States

S.No.,Name,State,Dam,River,Capacity Acre-feet,Capacity km3,Surface area Acres,Surface area Ha,Year,Coordinates1,Guntersville Lake,Alabama,Guntersville Dam,Tennessee River,"1,018,700",1.257,"67,900","27,500",1939,3430′38″N 8609′33″W / 34.51056N 86.15917W2,Lake Martin,Alabama,Martin Dam,Tallapoosa River,"1,622,000",2.001,"44,000","18,000",1927,3251′41″N 8553′26″W / 32.86139N 85.89056W3,Lewis Smith Lake,Alabama,Smith Lake Dam,Sipsey Fork,"1,390,000",1.715,"21,200","8,600",1961,3357′24″N 8706′36″W / 33.95667N 87.11000W4,Weiss Lake,Alabama,Weiss Dam,Coosa River,"1,433,300",1.768,"30,200","12,200",1961,3411′02″N 8536′12″W / 34.18389N 85.60333W5,Wheeler Lake,Alabama,Wheeler Dam,Tennessee River,"1,050,000",1.295,"67,100","27,200",1936,3442′44″N 8708′26″W / 34.71222N 87.14056W6,Beaver Lake,Arkansas,Beaver Dam,White River,"1,950,000",2.405,"31,700","12,800",1966,3621′17″N 9355′28″W / 36.35472N 93.92444W7,DeGray Lake,Arkansas,DeGray Dam,Caddo River,"1,377,100",1.699,"18,000","7,300",1972,3414′36″N 9311′29″W / 34.24333N 93.19139W8,Greers Ferry Lake,Arkansas,Greers Ferry Dam,Little Red River,"2,844,000",3.508,"40,500","16,400",1962,3531′25″N 9207′21″W / 35.52361N 92.12250W9,Lake Ouachita,Arkansas,Blakely Mountain Dam,Ouachita River,"2,768,000",3.414,"48,300","19,500",1952,3435′46″N 9318′58″W / 34.59611N 93.31611W10,Millwood Lake,Arkansas,Millwood Dam,Little River (Red River),"1,854,930",2.288,"29,200","11,800",1966,3344′47″N 9358′59″W / 33.74639N 93.98306W11,Bull Shoals Lake,"ArkansasMissouri",Bull Shoals Dam,White River,"5,760,000",7.105,"71,240","28,830",1951,3629′52″N 9245′58″W / 36.49778N 92.76611W12,Norfork Lake,"ArkansasMissouri",Norfork Dam,North Fork River,"1,983,000",2.446,"22,000","8,900",1944,3621′33″N 9214′01″W / 36.35917N 92.23361W13,Table Rock Lake,"ArkansasMissouri",Table Rock Dam,White River,"3,462,000",4.270,"52,300","21,200",1958,3637′18″N 9324′28″W / 36.62167N 93.40778W14,Alamo Lake,Arizona,Alamo Dam,Bill Williams River,"1,043,000",1.287,"17,000","6,900",1968,3417′47″N 11332′43″W / 34.29639N 113.54528W15,Lake Pleasant,Arizona,New Waddell Dam,Agua Fria River,"1,108,600",1.367,"12,040","4,870",1994,3353′22″N 11216′52″W / 33.88944N 112.28111W16,Painted Rock Reservoir,Arizona,Painted Rock Dam,Gila River,"2,491,700",3.073,"53,200","21,500",1960,3301′37″N 11252′00″W / 33.02694N 112.86667W17,Theodore Roosevelt Lake,Arizona,Theodore Roosevelt Dam,Salt River,"2,910,200",3.590,"31,900","12,900",1911,3340′55″N 11106′49″W / 33.68194N 111.11361W18,Lake Mead,"ArizonaNevada",Hoover Dam,Colorado River,"28,945,000",35.703,"161,000","65,000",1936,3608′28″N 11425′46″W / 36.14111N 114.42944W19,Lake Mohave,"ArizonaNevada",Davis Dam,Colorado River,"1,818,300",2.243,"26,500","10,700",1951,3524′37″N 11438′12″W / 35.41028N 114.63667W20,Lake Powell,"ArizonaUtah",Glen Canyon Dam,Colorado River,"26,214,900",32.336,"163,000","66,000",1966,3719′15″N 11047′37″W / 37.32083N 110.79361W21,Lake Koocanusa,"British ColumbiaMontana",Libby Dam,Kootenai River,"5,869,200",7.240,"46,700","18,900",1975,4849′03″N 11516′41″W / 48.81750N 115.27806W22,Ross Lake,"British ColumbiaWashington",Ross Dam,Skagit River,"1,435,000",1.770,"11,700","4,700",1949,4851′04″N 12101′31″W / 48.85111N 121.02528W23,Don Pedro Reservoir,California,New Don Pedro Dam,Tuolumne River,"2,030,000",2.504,"12,960","5,240",1971,3746′46″N 12021′43″W / 37.77944N 120.36194W24,Lake Almanor,California,Canyon Dam,N.F. Feather River,"1,308,000",1.613,"28,160","11,400",1910,4015′21″N 12110′08″W / 40.25583N 121.16889W25,Lake Berryessa,California,Monticello Dam,Putah Creek,"1,602,000",1.976,"20,700","8,400",1957,3835′25″N 12213′32″W / 38.59028N 122.22556W26,Lake McClure,California,New Exchequer Dam,Merced River,"1,032,000",1.273,"7,147","2,892",1967,3738′22″N 12016′50″W / 37.63944N 120.28056W27,Lake Oroville,California,Oroville Dam,Feather River,"3,537,577",4.364,"15,805","6,396",1968,3934′15″N 12127′49″W / 39.57083N 121.46361W28,New Melones Lake,California,New Melones Dam,Stanislaus River,"2,420,000",2.985,"12,500","5,100",1979,3759′32″N 12031′46″W / 37.99222N 120.52944W29,Pine Flat Lake,California,Pine Flat Dam,Kings River,"1,000,000",1.233,"5,970","2,420",1954,3651′39″N 11917′55″W / 36.86083N 119.29861W30,San Luis Reservoir,California,San Luis Dam,San Luis Creek,"2,041,000",2.518,"12,700","5,100",1967,3703′22″N 12107′12″W / 37.05611N 121.12000W31,Shasta Lake,California,Shasta Dam,Sacramento River,"4,552,000",5.615,"29,740","12,040",1945,4046′29″N 12218′01″W / 40.77472N 122.30028W32,Trinity Lake,California,Trinity Dam,Trinity River (California),"2,447,650",3.019,"16,535","6,691",1962,4053′00″N 12242′26″W / 40.88333N 122.70722W33,Navajo Lake,"ColoradoNew Mexico",Navajo Dam,San Juan River,"1,708,600",2.108,"15,610","6,320",1962,3653′47″N 10727′48″W / 36.89639N 107.46333W34,Amistad Reservoir,"Coahuila Texas",Amistad Dam,Rio Grande,"5,658,600",6.980,"64,900","26,300",1969,2928′14″N 10106′06″W / 29.47056N 101.10167W35,Lake Lanier,Georgia,Buford Dam,Chattahoochee River,"2,554,000",3.150,"47,182","19,094",1956,3414′08″N 8357′09″W / 34.23556N 83.95250W36,Lake Hartwell,"GeorgiaSouth Carolina",Hartwell Dam,Savannah River,"3,438,700",4.242,"55,950","22,640",1962,3429′44″N 8249′14″W / 34.49556N 82.82056W37,Lake Strom Thurmond,"GeorgiaSouth Carolina",J. Strom Thurmond Dam,Savannah River,"3,820,000",4.712,"71,100","28,800",1954,3348′48″N 8219′01″W / 33.81333N 82.31694W38,Richard B. Russell Lake,"GeorgiaSouth Carolina",Richard B. Russell Dam,Savannah River,"1,488,170",1.836,"26,650","10,780",1985,3405′09″N 8238′34″W / 34.08583N 82.64278W39,Lake Red Rock,lowa,Red Rock Dam,Des Moines River,"1,436,000",1.771,"64,480","26,090",1969,4125′49″N 9309′30″W / 41.43028N 93.15833W40,American Falls Reservoir,Idaho,American Falls Dam,Snake River,"1,672,600",2.063,"56,000","23,000",1978,4254′29″N 11245′04″W / 42.90806N 112.75111W41,Dworshak Reservoir,Idaho,Dworshak Dam,N.F. Clearwater River,"3,469,900",4.280,"16,418","6,644",1973,4636′38″N 11606′27″W / 46.61056N 116.10750W42,Lake Pend Oreille,Idaho,Albeni Falls Dam,Pend Oreille River,"1,153,000",1.422,"94,700","38,300",1951,4808′58″N 11623′03″W / 48.14944N 116.38417W43,Brownlee Reservoir,"IdahoOregon",Brownlee Dam,Snake River,"1,426,700",1.760,"15,000","6,100",1958,4435′34″N 11707′31″W / 44.59278N 117.12528W44,Palisades Reservoir,"IdahoWyoming",Palisades Dam,Snake River,"1,401,000",1.728,"16,000","6,500",1957,4314′31″N 11107′11″W / 43.24194N 111.11972W45,Lake Shelbyville,Illinois,Shelbyille Dam,Kaskaskia River,"1,143,000",1.410,"11,100","4,500",1970,3928′18″N 8842′50″W / 39.47167N 88.71389W46,Milford Lake,Kansas,Milford Dam,Republican River,"1,125,200",1.388,"33,000","13,000",1967,3909′39″N 9655′12″W / 39.16083N 96.92000W47,Perry Lake,Kansas,Perry Dam,Delaware River (Kansas),"1,417,683",1.749,"25,389","10,275",1966,3910′44″N 9527′29″W / 39.17889N 95.45806W48,Tuttle Creek Lake,Kansas,Tuttle Creek Dam,Big Blue River,"3,185,700",3.930,"53,760","21,760",1962,3921′15″N 9640′36″W / 39.35417N 96.67667W49,Lake Cumberland,Kentucky,Wolf Creek Dam,Cumberland River,"6,089,000",7.511,"65,530","26,520",1951,3655′05″N 8500′58″W / 36.91806N 85.01611W50,Dale Hollow Reservoir,"KentuckyTennessee",Dale Hollow Dam,Obey River,"1,706,000",2.104,"27,700","11,200",1943,3636′41″N 8518′40″W / 36.61139N 85.31111W51,Kentucky Lake,"KentuckyTennessee",Kentucky Dam,Tennessee River,"6,129,000",7.560,"160,300","64,900",1944,3631′26″N 8802′13″W / 36.52389N 88.03694W52,Lake Barkley,"KentuckyTennessee",Barkley Dam,Cumberland River,"2,082,000",2.568,"57,920","23,440",1966,3652′14″N 8759′12″W / 36.87056N 87.98667W53,Toledo Bend Reservoir,"LouisianaTexas",Toledo Bend Dam,Sabine River,"4,472,900",5.517,"181,600","73,500",1966,3129′18″N 9343′43″W / 31.48833N 93.72861W54,Quabbin Reservoir,Massachusetts,"Winsor Dam, Goodnough Dike",Swift River,"1,274,000",1.571,"24,529","9,927",1939,4221′39″N 7218′06″W / 42.36083N 72.30167W55,Lake Winnibigoshish,Minnesota,Winnibigoshish Lake Dam,Mississippi River,"1,072,000",1.322,"67,800","27,400",1884,4726′16″N 9411′40″W / 47.43778N 94.19444W56,Leech Lake,Minnesota,Leech Lake Dam,Leech Lake River,"1,000,000",1.233,"102,948","41,662",1885,4709′48″N 9424′37″W / 47.16333N 94.41028W57,Red Lake Reservoir,Minnesota,Lower Red Lake Dam,Red Lake River,"3,428,000",4.228,"288,640","116,810",1931,4804′24″N 9501′44″W / 48.07333N 95.02889W58,Lake of the Ozarks,Missouri,Bagnell Dam,Osage River,"1,990,000",2.455,"55,000","22,000",1931,3809′40″N 9247′44″W / 38.16111N 92.79556W59,Mark Twain Lake,Missouri,Clarence Cannon Dam,Salt River (Missouri),"2,103,120",2.594,"53,200","21,500",1983,3939′16″N 9145′13″W / 39.65444N 91.75361W60,Stockton Lake,Missouri,Stockton Dam,Sac River,"1,674,000",2.065,"63,200","25,600",1969,3736′43″N 9346′16″W / 37.61194N 93.77111W61,Truman Reservoir,Missouri,Harry S. Truman Dam,Osage River,"5,187,000",6.398,"209,300","84,700",1979,3815′26″N 9326′18″W / 38.25722N 93.43833W62,Wappapello Lake,Missouri,Wappapello Dam,St. Francis River,"1,134,600",1.400,"23,200","9,400",1941,3656′50″N 9018′45″W / 36.94722N 90.31250W63,Arkabutla Lake,Mississippi,Arkabutla Dam,Coldwater River,"1,383,800",1.707,"30,000","12,000",1943,3444′34″N 9006′13″W / 34.74278N 90.10361W64,Enid Lake,Mississippi,Enid Dam,Yocona River,"1,213,500",1.497,"28,000","11,000",1952,3409′05″N 8948′32″W / 34.15139N 89.80889W65,Grenada Lake,Mississippi,Grenada Dam,Yalobusha River,"2,722,100",3.358,"35,820","14,500",1954,3349′54″N 8943′42″W / 33.83167N 89.72833W66,Sardis Lake,Mississippi,Sardis Dam,Little Tallahatchie River,"1,512,000",1.865,"58,500","23,700",1940,3429′16″N 8938′37″W / 34.48778N 89.64361W67,Canyon Ferry Lake,Montana,Canyon Ferry Dam,Missouri River,"1,997,900",2.464,"35,181","14,237",1954,4631′15″N 11134′22″W / 46.52083N 111.57278W68,Flathead Lake,Montana,Kerr Dam,Flathead River,"1,217,000",1.501,"126,000","51,000",1939,4754′05″N 11406′09″W / 47.90139N 114.10250W69,Fort Peck Lake,Montana,Fort Peck Dam,Missouri River,"19,100,000",23.560,"245,000","99,000",1940,4745′23″N 10643′28″W / 47.75639N 106.72444W70,Hungry Horse Reservoir,Montana,Hungry Horse Dam,S.F. Flathead River,"3,467,179",4.277,"23,813","9,637",1953,4813′32″N 11347′56″W / 48.22556N 113.79889W71,Lake Elwell,Montana,Tiber Dam,Marias River,"1,515,000",1.869,"14,842","6,006",1956,4820′43″N 11115′10″W / 48.34528N 111.25278W72,Bighorn Lake,"MontanaWyoming",Yellowtail Dam,Bighorn River,"1,381,189",1.704,"17,300","7,000",1967,4506′22″N 10811′13″W / 45.10611N 108.18694W73,Falls Lake,North Carolina,Falls Dam,Neuse River,"1,020,980",1.259,"12,410","5,020",1981,3601′16″N 7842′46″W / 36.02111N 78.71278W74,Fontana Lake,North Carolina,Fontana Dam,Little Tennessee River,"1,443,000",1.780,"10,240","4,140",1944,3526′13″N 8340′44″W / 35.43694N 83.67889W75,Jordan Lake,North Carolina,B. Everett Jordan Dam,Haw River,"1,646,560",2.031,"31,800","12,900",1983,3544′35″N 7901′36″W / 35.74306N 79.02667W76,Lake Norman,North Carolina,Cowans Ford Dam,Catawba River,"1,093,600",1.349,"32,510","13,160",1964,3531′52″N 8056′32″W / 35.53111N 80.94222W77,Lake Jocassee,"North CarolinaSouth Carolina",Jocassee Dam,Keowee River,"1,185,000",1.462,"7,565","3,061",1975,3458′52″N 8256′17″W / 34.98111N 82.93806W78,John H. Kerr Reservoir,"North CarolinaVirginia",John H. Kerr Dam,Roanoke River,"3,363,500",4.149,"83,200","33,700",1953,3634′23″N 7829′10″W / 36.57306N 78.48611W79,Lake Sakakawea,North Dakota,Garrison Dam,Missouri River,"24,300,000",29.974,"382,000","155,000",1953,4745′57″N 10217′17″W / 47.76583N 102.28806W80,Lake Oahe,"North DakotaSouth Dakota ",Oahe Dam,Missouri River,"23,500,000",28.987,"370,000","150,000",1962,4517′53″N 10018′08″W / 45.29806N 100.30222W81,Lake McConaughy,Nebraska,Kingsley Dam,N. Platte River,"1,740,000",2.146,"35,700","14,400",1941,4115′38″N 10150′38″W / 41.26056N 101.84389W82,Abiquiu Lake,New Mexico,Abiquiu Dam,Rio Chama,"1,192,801",1.471,"12,430","5,030",1963,3616′35″N 10628′31″W / 36.27639N 106.47528W83,Elephant Butte Lake,New Mexico,Elephant Butte Dam,Rio Grande,"2,065,010",2.547,"35,984","14,562",1916,3318′35″N 10709′58″W / 33.30972N 107.16611W84,Allegheny Reservoir,"New York Pennsylvania",Kinzua Dam,Allegheny River,"1,300,000",1.604,"21,180","8,570",1965,4157′36″N 7856′04″W / 41.96000N 78.93444W85,Broken Bow Lake,Oklahoma,Broken Bow Dam,Mountain Fork,"1,368,230",1.688,"18,000","7,300",1968,3412′32″N 9441′00″W / 34.20889N 94.68333W86,Eufaula Lake,Oklahoma,Eufaula Dam,Canadian River,"3,798,000",4.685,"105,000","42,000",1964,3517′19″N 9532′33″W / 35.28861N 95.54250W87,Fort Gibson Lake,Oklahoma,Fort Gibson Dam,Neosho River,"1,292,000",1.594,"19,900","8,100",1949,3557′10″N 9516′24″W / 35.95278N 95.27333W88,Grand Lake o' the Cherokees,Oklahoma,Pensacola Dam,Neosho River,"1,672,000",2.062,"46,500","18,800",1940,3636′49″N 9450′54″W / 36.61361N 94.84833W89,Hugo Lake,Oklahoma,Hugo Lake Dam,Kiamichi River,"1,274,110",1.572,"35,045","14,182",1974,3403′52″N 9524′56″W / 34.06444N 95.41556W90,Kaw Lake,Oklahoma,Kaw Dam,Arkansas River,"1,070,310",1.320,"38,000","15,000",1976,3646′14″N 9649′43″W / 36.77056N 96.82861W91,Keystone Lake,Oklahoma,Keystone Dam,Arkansas River,"1,737,600",2.143,"54,320","21,980",1964,3613′50″N 9617′50″W / 36.23056N 96.29722W92,Oologah Lake,Oklahoma,Oologah Dam,Verdigris River,"1,519,000",1.874,"56,800","23,000",1963,3532′57″N 9536′13″W / 35.54917N 95.60361W93,Tenkiller Ferry Lake,Oklahoma,Tenkiller Ferry Dam,Illinois River (Arkansas),"1,230,800",1.518,"20,800","8,400",1952,3540′02″N 9458′55″W / 35.66722N 94.98194W94,Lake Texoma,"OklahomaTexas",Denison Dam,Red River,"4,997,079",6.164,"89,000","36,000",1943,3354′39″N 9639′06″W / 33.91083N 96.65167W95,Owyhee Reservoir,Oregon,Owyhee Dam,Owyhee River,"1,183,300",1.460,"13,500","5,500",1932,4327′41″N 11720′13″W / 43.46139N 117.33694W96,Lake Umatilla,"OregonWashington",John Day Dam,Columbia River,"2,530,000",3.121,"55,000","22,000",1971,4547′25″N 12003′22″W / 45.79028N 120.05611W97,Lake Wallula,"OregonWashington",McNary Dam,Columbia River,"1,350,000",1.665,"38,800","15,700",1954,4603′28″N 11856′31″W / 46.05778N 118.94194W98,Lake Marion,South Carolina,Santee Dam,Santee River,"1,230,000",1.517,"110,000","45,000",1942,3327′23″N 8019′45″W / 33.45639N 80.32917W99,Lake Moultrie,South Carolina,Pinopolis Dam,Cooper River,"1,110,000",1.369,"60,000","24,000",1942,3318′23″N 8003′21″W / 33.30639N 80.05583W100,Lake Murray,South Carolina,Saluda Dam,Saluda River,"2,200,000",2.714,"50,000","20,000",1930,3403′52″N 8122′07″W / 34.06444N 81.36861W101,Lake Francis Case,South Dakota,Fort Randall Dam,Missouri River,"5,700,000",7.031,"102,000","41,000",1956,4326′31″N 9912′33″W / 43.44194N 99.20917W102,Lake Sharpe,South Dakota,Big Bend Dam,Missouri River,"1,910,000",2.356,"56,884","23,020",1966,4411′24″N 9940′54″W / 44.19000N 99.68167W103,Falcon Lake,"TamaulipasTexas",Falcon Dam,Rio Grande,"2,645,646",3.263,"87,400","35,400",1954,2644′20″N 9913′48″W / 26.73889N 99.23000W104,Center Hill Lake,Tennessee,Center Hill Dam,Caney Fork,"2,092,000",2.580,"18,220","7,370",1948,3601′42″N 8545′17″W / 36.02833N 85.75472W105,Cherokee Lake,Tennessee,Cherokee Dam,Holston River,"1,541,000",1.901,"28,780","11,650",1941,3615′57″N 8322′17″W / 36.26583N 83.37139W106,Douglas Lake,Tennessee,Douglas Dam,French Broad River,"1,461,000",1.802,"28,420","11,500",1943,3559′33″N 8322′20″W / 35.99250N 83.37222W107,Norris Lake,Tennessee,Norris Dam,Clinch River,"2,040,000",2.516,"34,200","13,800",1936,3617′25″N 8355′02″W / 36.29028N 83.91722W108,Watts Bar Lake,Tennessee,Watts Bar Dam,Tennessee River,"1,175,000",1.449,"39,000","16,000",1942,3646′20″N 8440′10″W / 36.77222N 84.66944W109,Belton Lake,Texas,Belton Dam,Leon River,"1,876,700",2.315,"37,340","15,110",1954,3108′00″N 9730′30″W / 31.13333N 97.50833W110,Cedar Creek Reservoir,Texas,Joe B. Hogsett Dam,Cedar Creek,"1,085,000",1.338,"34,000","14,000",1965,3216′08″N 9608′23″W / 32.26889N 96.13972W111,Lake Kemp,Texas,Lake Kemp Dam,Wichita River,"1,040,000",1.283,"16,640","6,730",1923,3345′20″N 9908′52″W / 33.75556N 99.14778W112,Lake Livingston,Texas,Livingston Dam,Trinity River,"2,135,324",2.634,"91,000","37,000",1969,3044′39″N 9508′02″W / 30.74417N 95.13389W113,Lake Meredith,Texas,Sanford Dam,Canadian River,"2,434,220",3.003,"21,640","8,760",1965,3538′14″N 10139′32″W / 35.63722N 101.65889W114,Lake Ray Roberts,Texas,Ray Roberts Dam,Elm Fork Trinity River,"1,931,900",2.383,"29,350","11,880",1986,3324′28″N 9701′30″W / 33.40778N 97.02500W115,Lake Tawakoni,Texas,Iron Bridge Dam,Sabine River,"1,660,000",2.048,"35,840","14,500",1960,3248′29″N 9555′14″W / 32.80806N 95.92056W116,Lake Travis,Texas,Mansfield Dam,Colorado River (Texas),"1,134,956",1.400,"19,297","7,809",1942,3024′51″N 9759′28″W / 30.41417N 97.99111W117,Lewisville Lake,Texas,Lewisville Dam,Elm Fork Trinity River,"2,082,800",2.569,"23,040","9,320",1955,3306′34″N 9658′17″W / 33.10944N 96.97139W118,Richland-Chambers Reservoir,Texas,Richland Creek Dam,Richland Creek,"1,743,000",2.150,"44,752","18,110",1987,3158′46″N 9611′29″W / 31.97944N 96.19139W119,Sam Rayburn Reservoir,Texas,Sam Rayburn Dam,Angelina River,"3,997,600",4.931,"114,500","46,300",1965,3112′37″N 9417′04″W / 31.21028N 94.28444W120,Whitney Lake,Texas,Whitney Lake Dam,Brazos River,"2,100,400",2.591,"60,000","24,000",1951,3251′12″N 9631′14″W / 32.85333N 96.52056W121,Wright Patman Lake,Texas,Wright Patman Dam,Sulphur River,"2,654,300",3.274,"119,700","48,400",1953,3316′27″N 9413′02″W / 33.27417N 94.21722W122,Strawberry Reservoir,Utah,Soldier Creek Dam,Strawberry River,"1,106,500",1.365,"17,163","6,946",1974,4009′55″N 11107′32″W / 40.16528N 111.12556W123,Flaming Gorge Reservoir,"UtahWyoming",Flaming Gorge Dam,Green River,"3,788,700",4.673,"42,020","17,000",1964,4105′37″N 10932′40″W / 41.09361N 109.54444W124,Smith Mountain Lake,Virginia,Smith Mountain Dam,Roanoke River,"2,300,000",2.837,"20,600","8,300",1963,3704′48″N 7937′15″W / 37.08000N 79.62083W125,Banks Lake,Washington,"Dry Falls Dam, North Dam",Grand Coulee,"1,275,000",1.573,"26,900","10,900",1949,4747′54″N 11912′01″W / 47.79833N 119.20028W126,F.D. Roosevelt Lake,Washington,Grand Coulee Dam,Columbia River,"9,562,000",11.795,"80,000","32,000",1942,4819′53″N 11810′27″W / 48.33139N 118.17417W127,Riffe Lake,Washington,Mossyrock Dam,Cowlitz River,"1,685,000",2.078,"11,830","4,790",1968,4628′44″N 12217′41″W / 46.47889N 122.29472W128,Pathfinder Reservoir,Wyoming,Pathfinder Dam,N. Platte River,"1,016,500",1.254,"22,000","8,900",1909,4225′17″N 10654′48″W / 42.42139N 106.91333W129,Seminoe Reservoir,Wyoming,Seminoe Dam,N. Platte River,"1,017,279",1.255,"20,291","8,211",1939,4202′07″N 10650′56″W / 42.03528N 106.84889W,,,,,,,,,,https://www.downloadexcelfiles.com/,,,,,,,,,,