WESTLANDS W.D.Central Valley Project viaDelta Mendota Canal and
San Luis Reservoir
CALAVERAS CO. W.D.Calveras River and New Hogan Reservoir
Stanislaus River and Lake TullochMokelumne River
SANTA CLARA VALLEY W.D.State Water Project via South Bay Aqueduct
Central Valley Project via Delta Mendota CanalHetch Hetchy Reservoir via Bay Division Pipe
GroundwaterAlamaden, Anderson, Calero, Chesboro
Coyote, Guadalupe, Lexington,Stevens Creek, Uvas and Vasona Reservoirs
SONOMA COUNTY W.A.Lake Pillsbury, Lake Mendocino
Lake Sonoma and the Russian River
TUOLUMNE U.D.Lyons Reservoir
AMADOR W.A.Mokelumne River
Lake Tabeaud
NEVADA I.D.Lake Spaulding
Middle and South Yuba RiverBear River
North Fork American River
FRESNO I.D.Kings River
Central Valley Project viathe Friant-Kern Canal
EAST BAY M.U.D.Mokelumne River via Padree Reservoir,
Mokelumne Aqueduct and Lafayette AqueductBriones, Chabot, Lafayette, San Pablo and
Upper San Leandro Reservoirs
TURLOCK I.D.Tuolumne River andDon Pedro Rersevoir
MERCED I.D.Merced River
Lake McSwainLake McClure
SAN FRANCISCO P.U.C. Hetch Hetchy Reservoir
Calveras, San Antonio, Crystal SpringsSan Andreas, Pilarcitos Reservoirs
EL DORADO I.D.American and Consumes Rivers
Folsom, Bass and Jenkinson LakeWeber Reservoir
ZONE 7 ALAMEDA CO.State Water Project via Bethany Res.
and South Bay AqueductGroundwater
Del Valle Reservoir
YOLO COUNTY F.C.W.C.D.Clear Lake, Cache CreekIndian Valley Reservoir
MODESTO I.D.Tuolumne River and Don Pedro Reservoir
Groundwater
MARIN M.W.D.Lagunitas, Pheonix, Alpine, Bon Tempe, Kent, Nicasio and Soulajule Reservoirs
Russian River
STOCKTON-EAST W.D.Calevares River
New Melones andNew Hogan Reservoirs via
the Farmington Canal
MONTEREY PENINSULA W.M.D.Carmel River
San Clemente and Los Padres ReservoirGroundwater
YUBA CO. W.AYuba River
Jackson Meadows and New Bullards Bar Reservoirs
PLACER CO. W.A.Lake Spaulding
CITY OF NAPA W.S.AMiliken Reservoir and Lake Hennessey
State Water Project via North Bay Aqueduct
GEORGETOWN DIVIDE P.U.D.Stumpy Meadows Reservoir
SACRAMENTO CO W.A.Groundwater
American and Sacramento Rivers
CITY OF SACRAMENTO W.S.ASacramento and American Rivers
Groundwater
ALAMEDA CO. W.D.State Water Project
Hetch Hetchy ReservoirAlameda Creek Watershed
GRASSLANDS W.D.Central Valley Project viathe Delta-Mendota Canal
NORTH MARIN W.D.Lake Pillsbury, Lake Mendecino andLake Sonoma via the Russian River
Stafford Lake
TRUCKEE-DONNER P.U.DGroundwater
CITY OF ROSEVILLE W.D.Lake Folsom
SACRAMENTO SUBURBAN WD
GroundwaterLake Folsom
RIO LINDA WDGroundwater
CONTRA COSTA W.D.Central Valley Project via Contra Costa Canal
Martinez, Contra Loma, Mallardand Los Vaqueros Reservoirs
UKIAH P.U.Lake Pillsbury, Lake Mendocino
and the Russian River
TRACY P.U.Central Valley Project via
Delta-Mendota CanalGroundwater
MANTECA P.W.Groundwater
SAN FELIPE RESERVOIRCENTRAL VALLEY PROJECTSan Benito County W.D.
SAN BENITO CO. W.D.Central Valley Project via
San Felipe ReservoirGroundwater
CALIFORNIA WATER SERVICE CO.Groundwater
CITY OF VACAVILLE P.W.Lake Berryessa via Putah South Canal
State Water Project via North Bay AqueductGroundwater
CITY OF VALLEJO P.W.Lake Berryessa via Putah South Canal
State Water Project via North Bay AqueductSOLANO COUNTY W.A.
Lake Berryessa via Putah South CanalState Water Project via North Bay Aqueduct
Groundwater
REDWOOD CITY P.W.S.Hetch Hetchy Reservoir
CLEAR LAKEYolo Co. F.C.W.C.D.
LAKE OROVILLESTATE WATER PROJECT
LAKE FOLSOMCity of Roseville W.D.El Dorado I.D.Sacramento Suburban W.D.
SAN LUIS RESERVOIRCENTRAL VALLEY PROJECTSanta Clara Valley W.D.Westlands W.D.
DON PEDRO RESERVOIRModesto I.D.Turlock I.D.
LAKE SONOMAMarin M.W.D.North Marin W.D.Sonoma Co. W.A.
LAKE MCCLUREMerced I.D.
MADERA CANALCENTRAL VALLEY PROJECT
NEW HOGAN LAKECalaveras Co. W.D.Stockton-East W.D.
INDIAN VALLEY RES.Yolo Co. F.C.W.C.D.
NEW BULLARDS BAR RES.Yuba Co. W.A.
LAKE PILLSBURYMarin M.W.D.North Marin W.D.Sonoma Co. W.A.Ukiah P.U.
LAKE MENDOCINOMarin M.W.D.North Marin W.D.Sonoma Co. W.A.Ukiah P.U.
HETCH HETCHY RESERVOIRAlameda Co. W.D.San Francisco P.U.C.Santa Clara Valley W.D.Redwood City P.W.S.
CALAVERAS RES.San Francisco P.U.C.
NEW MELONES LAKEStockton-East W.D.
ANDERSON LAKESanta Clara Valley W.D.
LOS VAQUEROS RES.Contra Costa W.D.
LAKE DEL VALLEZone 7 Alameda Co.
PADREE RESERVOIREast Bay MUD
NICASIO RES.Marin M.W.D.
TULLOCH RESERVOIRCalaveras Co. W.D.
LAKE SPAULDINGPlacer Co. W.A.Nevada I.D.
LAKE HENNESSEYCity of Napa W.S.A.
JACKSON MEADOW RES.Yuba Co. W.A.
SAN PABLO RES.East Bay MUD
SAN ANTONIO RES.San Francisco P.U.C.
JENKINSON LAKEEl Dorado I.D.
BRIONES RES.East Bay MUD
KENT LAKEMarin M.W.D.
UPPER SAN LEANDRO RES.East Bay MUD
SAN ANDREAS LAKESan Francisco P.U.C.
CRYSTAL SPRINGS RES.San Francisco P.U.C.
LAKE CHABOTEast Bay MUD
CALERO RESERVOIRSanta Clara Valley W.D.
ALPINE LAKEMarin M.W.D.
LEXINGTON RESERVOIRSanta Clara Valley W.D.
UVAS RESERVOIRSanta Clara Valley W.D.
LAKE MCSWAINMerced I.D.
STUMPY MEADOWS RES.Georgetown Divide P.U.D.
CHESBORO RESERVOIRSanta Clara Valley W.D.
MALLARD RES.Contra Costa W.D.
STAFFORD LAKENorth Marin W.D.
BETHENY RESERVOIRSTATE WATER PROJECTZone 7 Alameda Co.
BASS LAKEEl Dorado I.D.
LYONS RESERVOIRTuolumne U.D.
PILARCITOS LAKESan Francisco P.U.C.
LOS PADRES RESERVOIRMonterey Peninsula W.M.D.
STEVENS CREEK RES.Santa Clara Valley W.D.
TIGER CREEK RESERVOIRAmador W.A.
VASONA RESERVOIRSanta Clara Valley W.D. GUADALUPE RESERVOIR
Santa Clara Valley W.D.
ALMADEN RESERVOIRSanta Clara Valley W.D.
CONTRA LOMA RES.Contra Costa W.D.
SAN CLEMENTE RESERVOIRMonterey Peninsula W.M.D.
TUOLUMNE RIVERAlameda Co. W.D.San Francisco P.U.C.Santa Clara Valley W.D.
SACRAMENTO RIVERCity of Sacramento W.S.A.Sacramento Co. W.A.
CITY OF SANTA CRUZ W.D.San Lorenzo River
Loch Lomond Reservoir
SOULAJULE RES.Marin M.W.D.
MILIKEN RESERVOIRCity of Napa W.S.A.
LAKE TABEAUDAmador W.A.
MARTINEZ RES.Contra Costa W.D.BON TEMPE LAKE
Marin M.W.D.
LAFAYETTE RES.East Bay MUD
WEBER RES.El Dorado I.D.
LAKE LAGUNITASMarin M.W.D.
NORTH BAY AQUEDUCTSTATE WATER PROJECTSolano Co. W.A.City of Napa W.S.ACity of Vacaville P.W.City of Vallejo P.W.
MOKELUMNE AQUEDUCTEast Bay MUD
CONTRA COSTA CANALCENTRAL VALLEY PROJECTContra Costa W.D.
SOUTH BAY AQUEDUCTSTATE WATER PROJECTZone 7 Alameda Co.Santa Clara Valley W.D.
ALAMEDA CREEKAlameda Co. W.D.
HETCH HETCHY AQUEDUCTAlameda Co. W.D.San Francisco P.U.C.Santa Clara Valley W.D.Redwood City P.W.S.
CALAVERAS RIVERCalaveras Co. W.D.Stockton-East W.D.
HETCH HETCHY AQUEDUCTAlameda Co. W.D.San Francisco P.U.C.Santa Clara Valley W.D.Redwood City P.W.S.
MERCED RIVERMerced I.D.
TUOLUMNE RIVERModesto I.D.Turlock I.D.
MOKELUMNE AQUEDUCTEast Bay MUD
MOKELUMNE RIVERAmador W.A.Calaveras Co. W.D.East Bay MUD
STANISLAUS RIVERCalaveras Co. W.D.
AMERICAN RIVERCity of Sacramento W.S.A.El Dorado I.D.Sacramento Co. W.A.
CONSUMES RIVEREl Dorado I.D.
CACHE CREEKYolo Co. F.C.W.C.D.
RUSSIAN RIVERMarin M.W.D.North Marin W.D.Sonoma Co. W.A.Ukiah P.U.
DELTA - MENDOTA CANALCENTRAL VALLEY PROJECTGrasslands W.D.Santa Clara Valley W.D.Tracy P.U.Westlands W.D.
CARMEL RIVERMonterey Peninsula W.M.D.
PINE FLAT RESERVOIRFresno I.D.
KINGS RIVERFresno I.D.
FRIANT-KERN CANALCENTRAL VALLEY PROJECTFresno I.D.
MIDDLE FORK YUBA RIVERNevada I.D.
BEAR RIVERNevada I.D.
NORTH FORK AMERICAN RIV.Nevada I.D.
YUBA RIVERYuba Co. W.A.
FEATHER RIVERSTATE WATER PROJECT
FEATHER RIVER NORTH FORKSTATE WATER PROJECT
FEATHER RIVER MIDDLE FORKSTATE WATER PROJECT
CALIFORNIA AQUEDUCTSTATE WATER PROJECT
TEHAMA-COLUSA CANALCENTRAL VALLEY PROJECT
SOQUEL CREEK W.D.Groundwater
LOCH LOMOND RESERVOIRCity of Santa Cruz W.D.
SAN LORENZO RIVERCity of Santa Cruz W.D.
LAKE BERRYESSASolano Co. W.A.City of VacavilleCity of Vallejo
CITY OF LODI W.U.Groundwater
SOUTH PUTAH CANALSolano County W.A.City of Vacaville P.WCity of Vallejo P.W.
Ione
Galt
Selma
Huron
Dixon
Delhi
Davis
Colma
Chico
Ceres
Calwa
Winton
Sonora
Sonoma
Sanger
Salida
Quincy
Orland
Newman
Madera
Laguna
Kerman
Gilroy
Fresno
Fowler
Florin
Durham
Dinuba
Colusa
Clovis
Auburn
Arnold
WintersWindsor
Willows
Willits
Soledad
Seaside
Salinas
Rocklin
Parlier
Palermo
Mendota
Manteca
Magalia
Lincoln
Lemoore
Jackson
Hayward
Gustine
Gridley
Corning
Concord
Atwater
Antioch
Alameda
Woodland
Stockton
Saratoga
Petaluma
Paradise
Oroville
Oakhurst
Monterey
Milpitas
Corcoran
Coalinga
Capitola
Yuba City
Waterford
San Ramon
San Mateo
San Bruno
Riverbank
Prunedale
Pittsburg
Patterson
Palo Alto
Richmond
Livermore
King City
HollisterFirebaugh
Fairfield
Elk Grove
Dos Palos
Cupertino
Clearlake
Calistoga
St. Helena
Santa Rosa
Olivehurst
Livingston
Healdsburg
Greenfield
Fort Bragg
Cloverdale
Watsonville
Santa Clara
Nevada City
Mill Valley
Castroville
Rohnert Park
Grass Valley
Cameron Park
Arden-Arcade
Scotts Valley
Half Moon Bay
Castro Valley
Rancho Cordova
Citrus Heights
North Highlands
Carmel-by-the-Sea
Phoenix Lake-Cedar Ridge
Pinole
Novato
Merced
Turlock
Oakdale
Modesto
Fremont
San Jose
Martinez
Los Banos
Tara HillsSan Rafael
Placerville
Morgan Hill
Walnut Creek
Sacramento R
Merced R
Old R
Tuolumne R
Russian R
N Yuba R
Feather R, M Fk
Bear R
American R, N Fk
American R, S Fk
Merced R, S Fk
Cosumnes R, N Fk
Feathe
r R, S
Fk
Feath
er R
Mokel
umne
R
Cache Creek
Stanis
laus R
, N Fk
Tuolumne R, N Fk
Cosumnes R, M Fk
Kings R
San Lorenzo R
Tuolumne R, M Fk
Cosumnes R
San Joaquin RCalaveras R
Tuolumne R, S Fk
Mokelumne R, S Fk
Cosumnes R, S Fk
Feathe
r R, N
Fk
Russian
R, E Fk
Alameda Creek
Yuba R
Kings R, M Fk
San J
oaqu
in R,
M Fk
Mokelumne R, N Fk
Carmel R
Stanislaus R, M Fk
Americ
an R, M
Fk
Merced R, N Fk
Kings R, N Fk
Stanislaus R, Clark Fk
WHERE DOES OUR WATER COME FROM?
No Water from Local Source
1 - 25% of Water from Local Source
26 - 75% Water from Local Source
76 - 100% of Water from Local Source
WATER DISTRICTSCategorized by Origin of Water Source
File: \\projects\exta\waterdistricts_48x52.pdf Date: March, 2007 By: Eszter Tompos PG&E GIS Unit
Information on the map is based on web research and telephone interviews with select water district representatives. The resulting data represents only a cursory search of available resources; it should not be construed as comprehensive and it may not accurately reflect actual conditions.
WATER SOURCEWater Distict Served
WATER DISTRICTSources of Water
³
NORTHERN CALFORNIAWATER DISTRICTS &WATER SUPPLY SOURCES
Scale 1: 375,000
0 5 10 15 20 Miles
The State Water Project is operated by the California Department ofWater Resources and it serves about 70% of California's population. It is a system of lakes, rivers, reservoirs and aqueducts that span from the Feather River tributary to 600 miles south via the California Aqueduct.
California Aqueduct
Sacramento River
Feather River
Feather R. Middle Fork
Old R San Joaquin River
North Bay Aqueduct
Feather R. North Fork
South Bay Aqueduct
Lake Oroville
San Luis Reservoir
Lake DavisFrenchman Lake
Lake Del Valle
Betheny Reservoir
State Water Project
The Central Valley Project has been founded by the U.S. Bureau of Reclamation in 1935 to manage the water of the Sacramento and San Joaquin River Basin. It is a system of lakes, rivers, canals and reservoirs that spans from Lake Shasta in the north to the Kern River near Bakersfield. It serves both the San Francisco Bay Area as well as the farmlands of the San Joaquin Valley.
Shasta Lake
Folsom Lake
San Luis Reservoir
Millerton Lake
New Melones Lake
Sacramento River
Friant-Kern Canal
Delta-Mendota Canal
American River
Tehama-Colusa Canal
Old River
San Joaquin R.
Stanislaus R
Contra Costa Canal
Madera Canal
Kern River
Central ValleyProject
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