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Webb Tract

USGS aerial imagery of the Webb Tract
Webb TractShow map of Sacramento-San Joaquin River DeltaWebb TractShow map of CaliforniaWebb TractShow map of the United States
Geography
Location	Northern California
Coordinates	38°04′47″N 121°36′32″W / 38.07972°N 121.60889°W / 38.07972; -121.60889 (Webb Tract)
Adjacent to	Sacramento–San Joaquin River Delta
Highest elevation	−13 ft (-4 m)
Administration
United States
State	California
County	Contra Costa

The Webb Tract is an island in the Sacramento–San Joaquin River Delta. It is part of Contra Costa County, California, and managed by Reclamation District 2026. The United States Geological Survey measured its elevation as −13 ft (−4.0 m) in 1981. The Metropolitan Water District of Southern California purchased the island in 2016.

References

1. ^ U.S. Geological Survey Geographic Names Information System: Webb Tract
2. California State Automobile Association (2007). Coast and Valley: Bay Area to Southern California (Map). 1:560,000. American Automobile Association.
3. California State Automobile Association (1999). San Francisco Bay Region (Map). 1:190,000. American Automobile Association.
4. "Milder Storm Due For North State; Beleaguered Delta Area Eyes Relief". The Sacramento Bee. Sacramento, California. February 23, 1980. p. 3.
5. "New flood threatens East Bay water lines". North East Bay Independent and Gazette. Berkeley, California. October 23, 1980. p. 5.
6. "Record tides push Delta to crisis stage". The Tribune. Oakland, California. February 21, 1986. p. 10.
7. "Countywide Reclamation Services: Municipal Service Review/Sphere of Influence Update (2nd Round) – FINAL" (PDF). Contra Costa Local Agency Formation Commission. November 18, 2015. Archived (PDF) from the original on March 1, 2017. Retrieved February 23, 2021.
8. "Bond Men Visit Phillips Company's Island Holdings". The Evening Mail. Stockton, California. January 11, 1913. p. 6.
9. "King Bean In The Ascendency". Stockton Daily Evening Record. Stockton, California. February 25, 1913. p. 7.
10. Prieve, Judith (June 16, 2023). "Southern California water company to get $21 million to transform Delta island". The Mercury News. Retrieved June 17, 2023.

v t e Map: Islands of Suisun Bay and the Sacramento–San Joaquin River Delta

UnionConeyKingsVictoriaRobertsUpper JonesWoodwardFayLower JonesBrownsBaconMildredRhodeSutterMcDonaldLittle MandevilleWestQuimbyBethelMandevilleJerseyMedfordWinterShermanKingVan SickleVeniceBradfordDeckerBouldinTwitchellStatenTylerDead HorseGrandRyerProspectAndrusChippsDuttonFreemanGrizzlyHammondJoiceMorrowRoeRyerSealSimmonsSnagWheelerMerrittAckerAthertonBrannanBrownsEucalyptusFrenchHammerHeadreachIdaKimballLibertyLittle VeniceLongMallardShenkelSpudTinsleyTuleVulcanWardWiddowsAtlasEmpireHastingsHollandOrwoodPalmRindgeRio BlancoShimaShin KeeStewartTerminousWebbBradmoorChainDeadmanGoatHogMiddle GroundMontezumaSpinnerRandallRough and ReadyForbesLittle HastingsLittle HollandMooreSalisbury(islands of the San Francisco Bay Area)

v t e San Francisco Bay watershed
Outline	Hydrography Ecology List of tributaries List of lakes
Subdivisions	Major San Francisco Bay Suisun Bay San Pablo Bay Minor Golden Gate Grizzly Bay Richardson Bay San Rafael Bay Richmond Inner Harbor San Leandro Bay Former Yerba Buena Cove Mission Bay
Waterways	Rivers San Joaquin Sacramento Napa Guadalupe Petaluma Creeks (discharging into the Bay) Alameda Baxter Cerrito Codornices Coyote (Santa Clara) Coyote (Marin) San Leandro San Lorenzo Schoolhouse Temescal Sausal Redwood San Mateo Sonoma Corte Madera Arroyo Corte Madera del Presidio San Rafael Miller Novato Tolay San Francisquito Pacheco Alhambra Adobe Rodeo Refugio Pinole Garrity Rheem Karlson San Pablo Castro Wildcat Fluvius Innominatus Marin (Alameda County) Strawberry Easton Mission Creek Reservoirs Calaveras Reservoir Lafayette Reservoir Straits and estuaries Clifton Court Forebay Carquinez Strait Oakland Estuary Raccoon Strait Sacramento–San Joaquin River Delta Stockton Deepwater Shipping Channel Watersheds Laguna Creek Watershed Guadalupe watershed
Parks and protected areas	Don Edwards National Wildlife Refuge San Pablo Bay National Wildlife Refuge Eden Landing Ecological Reserve Hayward Regional Shoreline Hayward Shoreline Interpretive Center Crown Memorial State Beach McLaughlin Eastshore State Park Emeryville Crescent State Marine Reserve Point Isabel Regional Shoreline César Chávez Park Brooks Island Regional Preserve Point Pinole Regional Shoreline Antioch Dunes National Wildlife Refuge Coyote Point Recreation Area Middle Harbor Shoreline Park National Estuarine Research Reserve China Camp State Park San Francisco Maritime National Historical Park SF Bay Trail Oyster Bay Regional Shoreline Big Break Regional Shoreline Palo Alto Baylands Nature Preserve
Islands and peninsulas	Major islands Alameda Alcatraz Angel Treasure Island Yerba Buena Minor Brooks Bair Bay Farm Belvedere Brother Castro Rocks Coast Guard Greco Hooks Island Mare Red Rock The Sisters Marin Islands Roe Ryer Seal Islands Peninsulas/infill Albany Bulb Brisbane Baylands Point Isabel Foster City Fleming Point Hunters Point Sierra Point Steamboat Point
Wetlands	Baylands Belmont Chelsea Cordelia Crissy Field Hoffman Meeker Mowry Napa Sonoma Point Molate Salt ponds Seal Stege Steinberger Suisun Westpoint
Bridges and tubes	Bridges San Francisco–Oakland Eastern span replacement Richmond–San Rafael San Mateo–Hayward Dumbarton Dumbarton Rail Bridge (inactive) Golden Gate Benicia–Martinez Antioch Carquinez Leimert Park Street Fruitvale High Street Bay Farm Island Tubes Posey/Webster Street Transbay
Ferries	Angel Island–Tiburon Ferry Blue & Gold Fleet Golden Gate Ferry San Francisco Bay Ferry (WETA)
Ports and marinas	Port of San Francisco Oakland Seaport Port of Richmond Hunters Point Naval Shipyard Mare Island Naval Shipyard Port of Redwood City Berkeley Marina Oyster Point Marina/Park Westpoint Harbor Foster City Marina (proposed)
Other	History Delta and Dawn Discovery Site Humphrey the Whale San Leandro Oyster Beds Richmond Shipyards U.S. Army Corps of Engineers Bay Model Harold Gilliam Marincello Ecology Golden Gate Biosphere Reserve Cosco Busan oil spill Thicktail chub Delta smelt Conservation and Development Commission The Watershed Project Save The Bay Citizens for East Shore Parks Friends of Five Creeks Urban Creeks Council 1971 oil spill Greenbelt Alliance The Bay Institute Reber Plan San Francisco Baykeeper San Francisco Estuary and Watershed Science Estuary Partnership Transportation Water Trail Transportation in the San Francisco Bay Area
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