Hetch Hetchy Water System

URI: https://gptkb.org/entity/Hetch_Hetchy_Water_System

GPTKB entity

Statements (51)

Predicate	Object
gptkbp:instanceOf	gptkb:water_supply
gptkbp:annualDelivery	265 million gallons per day
gptkbp:built	1914
gptkbp:controversy	environmental impact flooding of Hetch Hetchy Valley
gptkbp:dam	gptkb:O'Shaughnessy_Dam
gptkbp:endPoint	gptkb:Crystal_Springs_Reservoir gptkb:San_Andreas_Reservoir gptkb:Pulgas_Water_Temple
gptkbp:energyProduction	hydroelectric power
gptkbp:hasPopulation	2.6 million
gptkbp:heldBy	gptkb:Yosemite_National_Park
https://www.w3.org/2000/01/rdf-schema#label	Hetch Hetchy Water System
gptkbp:hydroelectricPlants	gptkb:Holm_Powerhouse gptkb:Kirkwood_Powerhouse gptkb:Moccasin_Powerhouse
gptkbp:legislature	gptkb:Raker_Act
gptkbp:length	167 miles
gptkbp:location	gptkb:California
gptkbp:mainAqueduct	gptkb:Hetch_Hetchy_Aqueduct
gptkbp:maintenance	gptkb:San_Francisco_Public_Utilities_Commission
gptkbp:operatedBy	gptkb:San_Francisco_Public_Utilities_Commission
gptkbp:ownedBy	gptkb:City_and_County_of_San_Francisco
gptkbp:passesThrough	gptkb:Sierra_Nevada gptkb:Coast_Ranges gptkb:Central_Valley
gptkbp:pipeline	gptkb:Bay_Division_Pipelines gptkb:Foothill_Tunnel gptkb:Mountain_Tunnel gptkb:Tesla_Portal gptkb:Harry_Tracy_Water_Treatment_Plant gptkb:Calaveras_Reservoir gptkb:San_Antonio_Reservoir gptkb:Sunol_Valley_Water_Temple gptkb:Alameda_Creek_Filtration_Plant gptkb:Irvington_Tunnel gptkb:Moccasin_Tunnel gptkb:Sunol_Valley_Reservoir gptkb:Penitencia_Water_Treatment_Plant
gptkbp:receivesWaterFrom	gptkb:Alameda_County gptkb:San_Francisco gptkb:San_Mateo_County gptkb:Santa_Clara_County
gptkbp:source	gptkb:Cherry_Lake gptkb:Lake_Eleanor gptkb:Hetch_Hetchy_Reservoir gptkb:Tuolumne_River
gptkbp:treatment	minimal filtration
gptkbp:waterSource	high
gptkbp:bfsParent	gptkb:San_Francisco_Department_of_Public_Utilities_Commission
gptkbp:bfsLayer	6