List of dams and reservoirs in California


Following is a list of dams and reservoirs in California in a sortable table. There are over 1,400 named dams and 1,300 named reservoirs in the state of California.

Dams in service

Height of DamReservoir Capacity--
ReservoirDamRiverCountyOwnerCompletedType
Almaden ReservoirAlmaden DamAlamitos CreekSanta ClaraSanta Clara Valley Water District1935Earth1,5861,956-
Alpine LakeAlpine DamLagunitas CreekMarinMarin Municipal Water District1917Gravity8,89210,968-
Anderson LakeLeroy Anderson DamCoyote CreekSanta ClaraSanta Clara Valley Water District1950Earth91,280112,590-
Antelope LakeAntelope DamUpper Indian CreekPlumasCalifornia Department of Water Resources1965Earth22,56627,835-
Balsam ForebayBalsam Meadow DamBalsam Creek, West ForkFresnoSouthern California Edison1986Rock-fill2,0402,500-
Barker ReservoirBarker Damoff-stream reservoirRiversideJoshua Tree National Park1949?290?-
Barrett LakeBarrett DamCottonwood CreekSan Diego CountySan Diego1923Concrete gravity34,20642,192-
Bass LakeCrane Valley DamWillow Creek, North ForkMaderaPacific Gas and Electric Company1910Hydraulic fill45,41056,010-
Bear Gulch ReservoirBear Gulch Damoff-stream reservoirSan MateoCalifornia Water Service Company1896Earth672829-
Bear River ReservoirBear River DamBear RiverAmadorPacific Gas and Electric Company1900Rock-fill6,8188,410-
Beardsley LakeBeardsley DamStanislaus River, Middle ForkTuolumneOakdale & South San Joaquin Irrigation Districts1957Earth and rock70,60087,000-
Bethany ReservoirBethany Forebay DamItalian Slough tributaryAlamedaCalifornia Department of Water Resources1961Earth5,2506,480-
Big Bear LakeBear Valley DamBear CreekSan BernardinoBig Bear Municipal Water District1911Multiple Arch74,00091,000-
Big Dry Creek ReservoirBig Dry Creek DamDry Creek and Dog CreekFresnoFresno Metropolitan Flood Control District1948Earth30,20037,300-
Big Sage ReservoirBig Sage DamRattlesnake CreekModocHot Springs Valley Irrigation District1921Earth77,00095,000-
Big Tujunga ReservoirBig Tujunga DamBig Tujunga CreekLos AngelesLos Angeles County Department of Public Works1931Variable radius arch5,7507,090-
Black Butte LakeBlack Butte DamStony CreekTehama and GlennUnited States Army Corps of Engineers1963Earth143,700177,300-
Boca ReservoirBoca DamLittle Truckee RiverNevadaUnited States Bureau of Reclamation1939Earth41,11050,720-
Bon Tempe LakeBon Tempe DamLagunitas CreekMarinMarin Municipal Water District1949Earth4,3005,300-
Bouquet ReservoirBouquet Canyon DamBouquet CreekLos AngelesLos Angeles Department of Water and Power1934Earth36,50545,028-
Bowman LakeBowman DamCanyon CreekNevadaNevada Irrigation District1927Rock-fill64,00079,000-
Bridgeport ReservoirBridgeport DamEast Walker RiverMonoWalker River Irrigation District1924Earth44,10054,400-
Briones ReservoirBriones DamBear CreekContra CostaEast Bay Municipal Utility District1964Earth67,52083,280-
Brush Creek ReservoirBrush Creek DamBrush CreekEl DoradoSacramento Municipal Utility District1970Variable radius arch1,5301,890-
Bucks LakeBucks Storage DamBucks CreekPlumasPacific Gas and Electric Company1928Rock-fill103,000127,000-
Butt Valley ReservoirButt Valley DamButt CreekPlumasPacific Gas and Electric Company1924Hydraulic fill49,80061,400-
Buena Vista LakeBuena Vista Damoff-stream reservoirKernJ. Boswell & Tenneco West1890Earth205,000253,000-
Calaveras ReservoirCalaveras DamCalaveras CreekAlamedaCity and County of San Francisco1925Hydraulic fill30,00037,000-
Calero ReservoirCalero DamCalero CreekSanta ClaraSanta Clara Valley Water District1935Earth9,85012,100-
Camanche ReservoirCamanche DamMokelumne RiverSan Joaquin, Amador, and CalaverasEast Bay Municipal Utility District1963Earth417,120514,510-
Camp Far West ReservoirCamp Far West DamBear RiverYubaSouth Sutter Water District1963Earth and rock104,500128,900-
Canyon LakeRailroad Canyon DamSan Jacinto RiverRiversideElsinore Valley Municipal Water District1928Variable radius arch11,90014,600-
Caples LakeCaples Lake DamSilver Fork tributaryAlpineEl Dorado Irrigation District1922Earth and rock21,58026,620-
Carbon Canyon ReservoirCarbon Canyon DamCarbon Canyon CreekOrangeUnited States Army Corps of Engineers1961Earth6,6158,160-
Castaic LakeCastaic DamCastaic CreekLos AngelesCalifornia Department of Water Resources1973Earth323,700399,300-
Cedar LakeCedar Lake DamTalmadge CreekSan BernardinoFirst Congregational Church of Los Angeles1928Arch dam3037-
Cherry LakeCherry Valley DamCherry CreekTuolumneCity and County of San Francisco1956Earth and rock273,500337,400-
Chesbro ReservoirElmer Chesbro DamLlagas CreekSanta ClaraSanta Clara Valley Water District1955Earth and rock8,95211,042-
Clear LakeCache Creek DamCache CreekLakeYolo County Flood Control and Water Conservation District1914Gravity1,155,0001,425,000-
Clear Lake ReservoirClear Lake DamLost RiverModocUnited States Bureau of Reclamation1910Rock-fill451,000556,000-
Clifton Court ForebayClifton Court Forebay DamOld River tributaryContra CostaCalifornia Department of Water Resources1970Earth29,00036,000-
Cogswell ReservoirCogswell DamSan Gabriel River, West ForkLos AngelesLos Angeles County Department of Public Works1935Rock-fill8,96911,063-
Collins LakeVirginia Ranch DamDry Creek YubaBrowns Valley Irrigation District1963Earth57,00070,000-
Copco LakeCopco No 1 DamKlamath RiverSiskiyouPacifiCorp1922Gravity77,00095,000-
Courtright ReservoirCourtright DamHelms CreekFresnoPacific Gas and Electric Company1958Rock-fill123,300151,700-
Coyote LakeCoyote DamCoyote CreekSanta ClaraSanta Clara Valley Water District1936Earth and rock22,92528,278-
Crowley LakeLong Valley DamOwens RiverMonoCity of Los Angeles1941Earth183,465226,300-
Crystal Springs ReservoirLower Crystal Springs DamSan Mateo CreekSan MateoCity and County of San Francisco1888Gravity57,91071,430-
Diamond Valley LakeDiamond Valley DamDomenigoni Valley CreekRiversideMetropolitan Water District of Southern California1999Earth and rock800,000987,000-
Dodge ReservoirRed Rock No. 1 DamRed Rock CreekLassenEdgar S. Roberts1893Earth10,00012,000-
Don Pedro ReservoirNew Don Pedro DamTuolumne RiverTuolumneModesto Irrigation District and Turlock Irrigation District1971Earth and rock2,030,0002,504,000-
Donnell LakeDonnells DamStanislaus River, Middle ForkTuolumneOakdale Irrigation District and South San Joaquin Irrigation District1958Variable radius arch56,89370,176-
Donner LakeDonner Lake DamDonner CreekNevadaTruckee Meadows Water Authority1927Slab and buttress10,30012,700-
Duvall LakeDuvall DamPope Creek tributaryNapaJerome W. Komes1940Earth242299-
East Park ReservoirEast Park DamLittle Stony CreekColusaUnited States Bureau of Reclamation1910Concrete gravity51,00063,000-
Eastman LakeBuchanan DamChowchilla RiverMadera and MariposaUnited States Army Corps of Engineers1975Earth and rock150,000185,000-
Eaton Wash ReservoirEaton Wash DamEaton WashLos AngelesLos Angeles County Department of Public Works1937Rock-fill721889-
El Capitan ReservoirEl Capitan DamSan Diego RiverSan DiegoCity of San Diego1934Hydraulic fill112,800139,100-
Elderberry ForebayElderberry Forebay DamCastaic CreekLos AngelesCalifornia Department of Water Resources1974Earth28,40035,000-
Englebright LakeEnglebright DamYuba RiverYubaUnited States Army Corps of Engineers1941Variable radius arch70,00086,000-
Fallen Leaf LakeFallen Leaf DamTaylor CreekEl DoradoUnited States Forest Service1934Gravity6,8008,400-
Farmington Flood Control BasinFarmington DamRock Creek and Little John CreekSan JoaquinUnited States Army Corps of Engineers1951Earth52,00064,000-
Florence LakeFlorence Lake DamSan Joaquin River, South ForkFresnoSouthern California Edison1926Multiple Arch64,40679,444-
Folsom LakeFolsom DamAmerican RiverSacramento, Placer and El DoradoUnited States Army Corps of Engineers1956Gravity975,0001,203,000-
French Lake ReservoirFrench Lake DamCanyon CreekNevadaNevada Irrigation District1859/1948Rock-fill12,50015,400-
French Meadows ReservoirL.L. Anderson DamAmerican River, Middle ForkPlacerPlacer County Water Authority1965Earth and rock111,333137,327-
Frenchman LakeFrenchman DamLittle Last Chance CreekPlumasCalifornia Department of Water Resources1961Earth55,47768,430-
Gibraltar ReservoirGibraltar DamSanta Ynez RiverSanta BarbaraCity of Santa Barbara1920Constant radius arch9,99812,332-
Grant LakeGrant Lake DamRush CreekMonoCity of Los Angeles1940Earth47,52558,622-
Guadalupe ReservoirGuadalupe DamGuadalupe CreekSanta ClaraSanta Clara Valley Water District1935Earth3,4604,270-
HahamongnaDevil's GateArroyo SecoLos AngelesLos Angeles County Department of Public Works1920Gravity and rock????
Hansen Flood-Control ReservoirHansen DamTujunga WashLos AngelesUnited States Army Corps of Engineers1940Earth25,44631,387-
Hensley LakeHidden DamFresno RiverMaderaUnited States Army Corps of Engineers1974Earth90,000111,000-
Hernandez ReservoirHernandez DamSan Benito RiverSan BenitoSan Benito County Water District1962Earth18,00022,000-
Hetch Hetchy ReservoirO'Shaughnessy DamTuolumne RiverTuolumneCity and County of San Francisco1923Gravity360,000444,000-
Hollywood ReservoirMulholland DamWeid CanyonLos AngelesLos Angeles Department of Water and Power1924Gravity4,0364,978-
Hume LakeHume Lake DamTen Mile CreekFresnoUnited States Forest Service1908Multiple arch1,4101,740-
Huntington LakeHuntington Dams 1, 2, 3, and 4Big CreekFresnoSouthern California Edison1913/1919Gravity??89,166109,985
Imperial ReservoirImperial Diversion DamColorado RiverImperialUnited States Bureau of Reclamation1938Gravity1,0001,200-
Indian Valley ReservoirIndian Valley DamCache Creek, North ForkLakeYolo County Flood Control and Water Conservation District1976Earth300,000370,000-
Iron Canyon ReservoirIron Canyon DamIron Canyon CreekShastaPacific Gas and Electric Company1965Earth24,30030,000-
Iron Gate ReservoirIron Gate DamKlamath RiverSiskiyouPacifiCorp1962Earth and rock58,00072,000-
Ivanhoe ReservoirIvanhoe Reservoir DamManmadeLos AngelesLos Angeles Department of Water and Power1906Earth????
Jackson Meadows ReservoirJackson Meadows DamYuba River, Middle ForkNevadaNevada Irrigation District1965Rock-fill52,50064,800-
Jenkinson LakeSly Park DamSly Park CreekEl DoradoEl Dorado Irrigation District1955Earth41,00051,000-
Kent LakePeters DamLagunitas CreekMarinMarin Municipal Water District1954Earth32,90040,600-
Keswick ReservoirKeswick DamSacramento RiverShastaUnited States Bureau of Reclamation1950Gravity23,77229,345-
Lafayette ReservoirContra CostaEast Bay Municipal Utility District1933Open-cut4,2965,299
La Grange ReservoirLa Grange DamTuolumne RiverStanislaus and TuolumneTurlock Irrigation District1894Gravity500620-
Canyon DamFeather River, North ForkPlumasPacific Gas and Electric Company1927Hydraulic fill130401,308,0001,613,000
Medley Lakes DamAmerican River, South Fork, TributaryEl DoradoEl Dorado Irrigation District1923Gravity2165,3506,600
Alpine DamSilver CreekAlpineNorthern California Power Agency1906Rock49154,1225,084
Jackson Creek DamJackson CreekAmadorJackson Valley Irrigation District1965Earth and rock1935922,00027,000
Lake Arrowhead DamLittle Bear CreekSan BernardinoArrowhead Lake Association1922Hydraulic fill1905848,00059,000
Monticello DamPutah CreekNapaUnited States Bureau of Reclamation1957Variable radius arch255781,602,0001,976,000
Pit 3 DamPit RiverShastaPacific Gas and Electric Company1925Concrete gravity1203734,60042,678
Bradbury DamSanta Ynez RiverSanta BarbaraUnited States Bureau of Reclamation1953Earth20161205,000253,000
Calero DamDeer CreekSacramentoRancho Murieta Community Services District1982Earth2,8323,493-
Casitas DamCoyote CreekVenturaUnited States Bureau of Reclamation1959Earth27985254,000313,000
North Fork DamNorth Fork American RiverPlacerUnited States Army Corps of Engineers1939Variable radius arch1554714,70018,100
Grizzly Valley DamBig Grizzly CreekPlumasCalifornia Department of Water Resources1966Earth and rock1153583,000102,000
Del Valle DamArroyo ValleAlamedaCalifornia Department of Water Resources1968Earth2226877,10095,100
Banning DamEleanor CreekVenturaConejo Open Space Conservation Agency1889Gravity3711??
Austrian DamLos Gatos CreekSanta ClaraSan Jose Water Agency1950Earth185566,2007,650
Lake Gregory DamHouston CreekSan BernardinoSan Bernardino County Regional Parks Division1938Earth90272,1002,600
Parker DamColorado RiverSan Bernardino and MohaveUnited States Bureau of Reclamation1938Variable radius arch7523648,000799,000
Hemet DamSan Jacinto RiverRiversideLake Hemet Municipal Water District1895Masonry 135418,1009,800
Conn Creek DamConn CreekNapaCity of Napa1946Earth1253831,00038,000
Henshaw DamSan Luis Rey RiverSan DiegoVista Irrigation District1923Hydraulic fill12337.553,40065,700
Lake Hodges DamSan Dieguito RiverSan DiegoCity of San Diego1918Multiple arch1314030,25037,200
Santiago DamSantiago CreekOrangeSerrano Water District and Irvine Ranch Water District1933Earth1364125,00031,000
Isabella DamKern RiverKernUnited States Army Corps of Engineers1953Earth18556568,000701,000
Chet Harritt DamQuail Canyon CreekSan DiegoHelix Water District1962Earth200619,79012,080
Terminus DamKaweah RiverTulareUnited States Army Corps of Engineers1962Earth25578143,000176,000
Lagunitas DamLagunitas CreekMarinMarin Municipal Water District1872Earth4815341421
Loveland DamSweetwater RiverSan DiegoSouth Bay Irrigation District1945Variable radius arch2036225,40031,300
Mathews DamCajalco Creek tributaryRiversideMetropolitan Water District of Southern California1938Earth26480182,000224,000
New Exchequer DamMerced RiverMariposaMerced Irrigation District1967Rock-fill4791461,032,0001,273,000
Coyote Valley DamRussian River, East ForkMendocinoUnited States Army Corps of Engineers1959Earth16450122,400151,000
Nacimiento DamNacimiento RiverSan Luis ObispoMonterey County Water Authority1961Rock-fill21064350,000432,000
Nimbus DamAmerican RiverSacramentoUnited States Bureau of Reclamation1955Gravity47148,76010,810
Oroville DamFeather RiverButteCalifornia Department of Water Resources1968Earth7422263,537,5774,363,530
Harold Reservoir DamAntelope Valley tributaryLos AngelesPalmdale Water District1891Earth3093,8704,774
Perris DamBernasconi PassRiversideCalifornia Department of Water Resources1973Earth13040131,452162,143
Scott DamEel RiverLakePacific Gas and Electric Company1921Gravity1384273,00090,000
Santa Felicia DamPiru CreekVenturaUnited Water Conservation District1955Earth21365100,000123,000
Ramona DamGreen Valley Road CreekSan DiegoRamona Municipal Water District1988Earth2286912,20015,000
Sabrina DamBishop Creek, Middle ForkInyoSouthern California Edison1908Rock-fill70218,37610,332
San Antonio DamSan Antonio RiverMontereyMonterey County Water Authority1965Earth20262350,000432,000
Shasta River DamShasta RiverSiskiyouMontague Water Conservation District1928Hydraulic fill962950,00060,000
Lake Sherwood DamPotrero Valley CreekVenturaSherwood Development Company1904Constant radius arch45142,6003,200
Box Canyon DamSacramento RiverSiskiyouSiskiyou County Flood Control & Water Conservation District1969Gravity2046226,00032,000
Warm Springs DamDry CreekSonomaUnited States Army Corps of Engineers1982Earth31997381,000470,000
Lake Spaulding DamYuba River, South ForkNevadaPacific Gas and Electric Company1913Variable radius arch2758474,77392,231
Success DamTule RiverTulareUnited States Army Corps of Engineers1961Earth1424382,300101,500
Lake Tahoe DamTruckee RiverPlacerUnited States Bureau of Reclamation1913Gravity144732,000903,000
Vermilion Valley DamMono CreekFresnoSouthern California Edison1954Earth16751125,000154,000
Van Arsdale DamSouth Eel RiverMendocinoPacific Gas and Electric Company1907Gravity9629700860
Wishon DamKings River, North ForkFresnoPacific Gas and Electric Company1958Rock-fill26581118,000146,000
Lake Yosemite DamMerced River tributaryMercedMerced Irrigation District1888Earth53168,1019,992
Lewiston LakeLewiston DamTrinity RiverTrinityUnited States Bureau of Reclamation1963Earth35.510.814,66018,080
Lexington ReservoirJames J. Lenihan DamLos Gatos CreekSanta ClaraSanta Clara Valley Water District1953Earth2086319,04423,490
Little Grass Valley ReservoirLittle Grass Valley DamSouth Fork Feather RiverPlumasSouth Feather Water and Power Agency1961Rock-fill2106493,010114,730
Little Rock ReservoirLittle Rock DamLittle Rock CreekLos AngelesLittle Rock Creek Irrigation District1924Gravity124384,6005,700
Loch Lomond Newell Creek DamNewell CreekSanta CruzSanta Cruz Water Dept.1960Earth9,20011,300-
Loon LakeLoon Lake DamGerle CreekEl DoradoSacramento Municipal Utility District1963Rock-fill1083376,50094,500
Lopez LakeLopez DamArroyo Grande CreekSan Luis ObispoSan Luis Obispo County Flood Control and Water Conservation District1969Earth1665152,50064,800
Los Padres DamCarmel RiverMonterey1949Earth148452,189
Los Vaqueros Reservoir Los Vaqueros Damoff stream reservoir storing Delta diversionsContra CostaContra Costa Water District2012Earth21870160,000200,000
Lower Bear River ReservoirLower Bear River DamBear River, LowerAmadorPacific Gas and Electric Company1952Rock-fill2537748,75060,130
Lower Hell Hole ReservoirLower Hell Hole DamRubicon RiverPlacerPlacer County Water Authority1966Rock-fill410125208,400257,100
Lower Otay ReservoirSavage DamOtay RiverSan DiegoCity of San Diego1919Gravity1494549,51061,070
Lyons ReservoirLyons DamStanislaus River, South ForkTuolumnePacific Gas and Electric Company1930Arch dam132406,4007,894
Malibu ReservoirRindge DamMalibu CreekLos AngelesCalifornia Department of Parks and Recreation1924Arch????
Mammoth Pool ReservoirMammoth Pool DamSan Joaquin RiverFresno and MaderaSouthern California Edison1960Earth406124123,000152,000
Martis Creek LakeMartis Creek DamMartis CreekNevadaUnited States Army Corps of Engineers1972Earth1133420,40025,200
McCloud ReservoirMcCloud DamMcCloud RiverShastaPacific Gas and Electric Company1965Earth and rock2407335,30043,500
McKay's Point ReservoirMcKay's Point Diversion DamStanislaus River, North ForkCalaverasCalaveras County Water District1989Constant radius arch233712,1002,600
Millerton LakeFriant DamSan Joaquin RiverFresno and MaderaUnited States Bureau of Reclamation1942Gravity29991520,500642,000
Mittry LakeLaguna Diversion DamColorado RiverImperialUnited States Bureau of Reclamation1909Earth and rock1031,9502,410
Moccasin ReservoirMoccasin DamMoccasin CreekTuolumneSan Francisco Public Utilities Commission1930Rock6018554683
Modesto ReservoirModesto Reservoir DamTuolumne River tributaryStanislausModesto Irrigation District1911Earth36929,00036,000
Mojave River Forks ReservoirMojave Forks DamMojave River, West ForkSan BernardinoUnited States Army Corps of Engineers1971Earth2046289,700110,600
Moon LakeTule Lake DamCedar CreekLassenJohn Hancock Mutual Insurance Company1904Earth16539,50048,700
Morena ReservoirMorena DamCottonwood CreekSan DiegoCity of San Diego1912Rock-fill1815550,20661,929
Morris ReservoirMorris DamSan Gabriel RiverLos AngelesLos Angeles County Department of Public Works1935Gravity2457527,50033,900
Mountain Meadows ReservoirIndian Ole DamHamilton CreekLassenPacific Gas and Electric Company1929Flashboard and buttress26824,80030,600
New Bullards Bar ReservoirNew Bullards Bar DamYuba River, North ForkYubaYuba County Water Agency1970Variable radius arch635194969,6001,196,000
New Hogan LakeNew Hogan DamCalaveras RiverCalaverasUnited States Army Corps of Engineers1963Earth21064317,000391,000
New LakeNew Lake DamLittle Bear CreekSan BernardinoSan Bernardino County1976Earth225691,9702,430
New Melones LakeNew Melones DamStanislaus RiverCalaverasUnited States Bureau of Reclamation1979Rock-fill5781762,400,0002,960,000
New Spicer Meadow ReservoirNew Spicer Meadow DamHighland CreekTuolumne and AlpineCalaveras County Water District1989Rock-fill26280189,000233,000
Nicasio ReservoirSeeger DamNicasio CreekMarinMarin Municipal Water District1961Earth1153522,40027,600
O'Neill ForebayO'Neill DamSan Luis CreekMercedUnited States Bureau of Reclamation1967Earth642056,40069,600
Olivenhain ReservoirOlivenhain DamEscondido Creek tributarySan DiegoSan Diego County Water Authority2003Gravity3099424,90030,700
Pacheco ReservoirNorth Fork DamNorth Fork Pacheco CreekSanta ClaraPacheco Pass Water District1939Earth100306,1507,590
Pacoima ReservoirPacoima DamPacoima CreekLos AngelesLos Angeles County Department of Public Works1929Variable radius arch3651113,7774,659
none Palo Verde Diversion DamColorado RiverRiversideUnited States Bureau of Reclamation1957Earth and rock4614??
Pardee ReservoirPardee DamMokelumne RiverAmador and CalaverasEast Bay Municipal Utility District1929Gravity345105179,950221,960
Pine Flat LakePine Flat DamKings RiverFresnoUnited States Army Corps of Engineers1954Gravity4401341,000,0001,230,000
Pinecrest LakeMain Strawberry DamStanislaus River, South ForkTuolumnePacific Gas and Electric Company1916Rock-fill1434418,31222,588
Pit Six ReservoirPit 6 DamPit RiverShastaPacific Gas and Electric Company1965Gravity1725215,70019,400
Pit 7 ReservoirPit 7 DamPit RiverShastaPacific Gas and Electric Company1965Gravity2307034,00042,000
Poe ReservoirPoe DamNorth Fork Feather RiverButtePacific Gas and Electric Company1959Diversion62191,1501,418
Prado ReservoirPrado DamSanta Ana RiverRiverside and San BernardinoUnited States Army Corps of Engineers1941Rock-fill10632314,400387,800
Prosser Creek ReservoirProsser Creek DamProsser CreekNevadaUnited States Bureau of Reclamation1962Earth1334129,80036,800
Puddingstone ReservoirPuddingstone DamWalnut CreekLos AngelesLos Angeles County Department of Public Works1928Earth1474516,34220,158
Pyramid LakePyramid DamPiru CreekLos AngelesCalifornia Department of Water Resources1973Earth and rock386118180,000222,000
Redinger LakeBig Creek 7 DamSan Joaquin RiverFresnoSouthern California Edison1951Gravity2337135,00043,000
Rollins ReservoirRollins DamBear RiverNevadaNevada Irrigation District1965Earth and rock2427466,00081,000
Ruth ReservoirRobert W. Matthews DamMad RiverTrinityHumboldt Bay Municipal Water District1962Earth1504651,80063,900
Salt Spring Valley ReservoirSalt Springs Valley DamRock CreekCalaverasRock Creek Water District1882Earth471410,90013,400
Salt Springs ReservoirSalt Springs DamMokelumne River, North ForkAmador and CalaverasPacific Gas and Electric Company1931Rock-fill332101141,900175,000
San Andreas LakeSan Andreas DamSan Mateo Creek tributarySan MateoCity and County of San Francisco1870Earth1073319,02723,470
San Antonio ReservoirJames H. Turner DamSan Antonio CreekAlamedaCity and County of San Francisco1964Earth1935950,50062,300
San Antonio ReservoirSan Antonio DamSan Antonio CreekSan BernardinoUnited States Army Corps of Engineers1956Earth160497,5829,352
San Gabriel ReservoirSan Gabriel Dam No. 1San Gabriel RiverLos AngelesLos Angeles County Department of Public Works1938Earth and rock3209844,18354,499
San Joaquin ReservoirSan Joaquin Reservoir DamBonita Creek tributaryOrangeIrvine Ranch Water District1966Earth224683,0363,745
San Luis ReservoirB.F. Sisk Dam San Luis CreekMercedUnited States Bureau of Reclamation1967Earth305932,041,0002,518,000
San Pablo ReservoirSan Pablo DamSan Pablo CreekContra CostaEast Bay Municipal Utility District1920Earth1705243,19353,278
San Vicente ReservoirSan Vicente DamSan Vicente CreekSan DiegoCity of San Diego1943Gravity20362242,000298,500
Santa Anita ReservoirBig Santa Anita DamRio Hondo tributaryLos AngelesLos Angeles County Department of Public Works1927Variable radius arch225698581,058
Santa Fe ReservoirSanta Fe DamSan Gabriel RiverLos AngelesUnited States Army Corps of Engineers1947Earth922830,88738,098
Santa Margarita LakeSalinas DamSalinas RiverSan Luis ObispoUnited States Army Corps of Engineers1942Variable radius arch1354126,00032,000
Santa Rosa Creek ReservoirSanta Rosa Creek DamSanta Rosa Creek tributarySonomaSonoma County Water Agency1963Earth37113,5504,379
Scotts Flat ReservoirScotts Flat DamDeer CreekNevada CountyNevada Irrigation District1948Earth1755349,00060,000
Searsville LakeSearsville DamCorte Madera CreekSan Mateo CountyStanford University1890Gravity68219521,170
Sepulveda Flood Control BasinSepulveda DamLos Angeles RiverLos AngelesUnited States Army Corps of Engineers1941Earth571717,42521,493
Seven Oaks ReservoirSeven Oaks DamSanta Ana RiverSan BernardinoUnited States Army Corps of Engineers1999Rock-fill550168145,600179,600
Shasta LakeShasta DamSacramento RiverShastaUnited States Bureau of Reclamation1945Gravity5211594,552,2005,615,000
Shaver LakeShaver Lake DamStevenson CreekFresnoSouthern California Edison1927Gravity18055135,283166,869
?Sierra Madre DamSanta Anita CreekLos AngelesLos Angeles County Department of Public Works1928Constant radius arch69215163
Silver Lake ReservoirSilver Lake Reservoir Damoff-stream reservoirLos AngelesLos Angeles Department of Water and Power1907Earth??2,4003,000
Silverwood LakeCedar Springs DamMojave River, West ForkSan BernardinoCalifornia Department of Water Resources1971Earth and rock2367273,00090,050
Skinner ReservoirSkinner Clearwell Damoff-stream reservoirRiversideMetropolitan Water District of Southern California1973/1991Earth441344,20054,400
Slab Creek ReservoirSlab Creek DamAmerican River, South ForkEl DoradoSacramento Municipal Utility District1967Variable radius arch2337116,60020,500
Sly Creek ReservoirSly Creek DamLost CreekButteOroville-Wyandotte Irrigation District1961Earth2718365,05080,240
Spring Creek ReservoirSpring Creek DamSpring CreekShastaUnited States Bureau of Reclamation1963Earth184565,8747,246
Stampede ReservoirStampede DamLittle Truckee RiverSierraUnited States Bureau of Reclamation1970Earth22669226,500279,400
Stevens Creek ReservoirStevens Creek DamStevens CreekSanta ClaraSanta Clara Valley Water District1935Earth129393,4524,258
Stony Gorge ReservoirStony Gorge DamStony CreekGlennUnited States Bureau of Reclamation1928Gravity1193650,35062,100
Sugar Pine ReservoirSugar Pine DamNorth Shirttail CreekPlacerForesthill Public Utility District1981Earth251776,9168,531
Sulphur Creek ReservoirSulphur Creek DamSulphur CreekOrangeOrange County1966Earth4213520641
Sweetwater ReservoirSweetwater DamSweetwater RiverSan DiegoSweetwater Authority1888Gravity-arch type1088828,07934,635
Thermalito AfterbayThermalito Afterbay DamFeather River tributaryButteCalifornia Department of Water Resources1967Earth381257,04170,359
Tinemaha ReservoirTinemaha DamOwens RiverInyoCity of Los Angeles1928Earth321016,40520,235
Topaz LakeTopaz DamWest Walker RiverMonoWalker River Irrigation District1922Earth12237126,000155,000
Trinity LakeTrinity DamTrinity RiverTrinityUnited States Bureau of Reclamation1962Earth4571392,447,6503,019,130
Tulloch ReservoirTulloch DamStanislaus RiverCalaverasOakdale & South San Joaquin Irrigation Districts1958Gravity2056268,40084,400
Turlock LakeTurlock Lake DamTuolumne River tributaryStanislausTurlock Irrigation District1915Hydraulic fill36945,60056,200
Twain Harte LakeTwain Harte DamSullivan CreekTuolumneTwain Harte Lake Association1928Multiple arch dam3611143176
Twitchell ReservoirTwitchell DamCuyama RiverSan Luis ObispoUnited States Bureau of Reclamation1958Earth21164240,000296,035
Union Valley ReservoirUnion Valley DamSilver CreekEl DoradoSacramento Municipal Utility District1963Earth and rock453138230,000284,000
Upper San Leandro ReservoirSan Leandro CreekAlameda & Contra CostaEast Bay Municipal Utility District42,00052,000
?Jamestown Mines Tailings DamWoods Creek tributaryTuolumneTuolumne County1994Rock-fill2006112,10014,900
Uvas ReservoirUvas DamUvas CreekSanta ClaraSanta Clara Valley Water District1957Earth and rock105329,93512,255
Vail LakeVail DamTemecula CreekRiversideRancho California Water District1949Variable radius arch1524650,00061,500
Vasona ReservoirVasona DamLos Gatos CreekSanta ClaraSanta Clara Valley Water District1935Earth and rock3410495611
?Villa Park DamSantiago CreekOrangeOrange County1963Earth1183615,60019,200
West Valley ReservoirWest Valley DamWest Valley CreekModocSouth Fork Irrigation District1936Earth and rock652023,00028,000
Whale Rock ReservoirWhale Rock DamOld CreekSan Luis ObispoWhale Rock Commission1960Earth1935940,66250,156
Whiskeytown LakeWhiskeytown DamClear CreekShastaUnited States Bureau of Reclamation1963Earth26380241,100297,400
Whittier Narrows ReservoirWhittier Narrows DamSan Gabriel RiverLos AngelesUnited States Army Corps of Engineers1957Earth561767,06082,720
Woodward ReservoirWoodward DamSimmons CreekStanislausSouth San Joaquin Irrigation District1918Hydraulic fill652035,00043,000

Former dams