Los Angeles Aqueduct

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aqueduct water conveyance system

The Los Angeles Aqueduct is a major early-20th-century water conveyance system that transports water from California’s Owens Valley to the city of Los Angeles, profoundly shaping the region’s growth and sparking enduring environmental and political controversies.

Aliases (4)

First Los Angeles Aqueduct ×1
Los Angeles Aqueduct project ×1
Los Angeles Aqueduct system watershed ×1
Second Los Angeles Aqueduct ×1

Statements (49)

Predicate	Object
instanceOf	aqueduct → water conveyance system →
chiefEngineer	William Mulholland →
constructionMethod	gravity-fed system →
constructionStartDate	1908 →
country	United States →
designedFor	municipal water supply → urban growth support →
effect	caused ecological changes in Owens River and Owens Lake → enabled rapid growth of Los Angeles in the 20th century → reduced water availability in Owens Valley →
endLocation	City of Los Angeles →
endPoint	Los Angeles →
environmentalIssue	dust pollution from Owens Lake bed → habitat loss in Owens Valley wetlands →
hasJurisdiction	City of Los Angeles →
hasPart	First Los Angeles Aqueduct → Second Los Angeles Aqueduct →
heritageDesignation	American Society of Civil Engineers Historic Civil Engineering Landmark →
inception	1908 →
length	approximately 419 miles →
locatedIn	California →
locatedInTimePeriod	early 20th century →
openedBy	William Mulholland →
openingDate	1913 →
operator	Los Angeles Department of Water and Power →
owner	Los Angeles Department of Water and Power →
partOf	Los Angeles water supply system →
politicalIssue	urban versus rural water allocation → water rights in Eastern California →
regionServed	Los Angeles → Southern California →
routePassesThrough	Antelope Valley → Mojave Desert → Owens Valley →
significantEvent	Owens Lake desiccation → Owens Valley farmers’ sabotage actions in the 1920s → Owens Valley water rights controversy → environmental conflicts in Owens Valley →
startLocation	Owens Valley →
startPoint	Owens River NERFINISHED →
subjectOf	Chinatown (1974 film) → numerous environmental studies →
uses	canals → conduits → siphons → tunnels →
waterSource	Eastern Sierra Nevada snowmelt → Owens River NERFINISHED →

Referenced by (9)

Subject (surface form when different)	Predicate
Los Angeles Aqueduct ("First Los Angeles Aqueduct") → Los Angeles Aqueduct ("Second Los Angeles Aqueduct") →	hasPart
Owens River ("Los Angeles Aqueduct project") →	associatedWithProject
Owens Valley water wars →	involves
Owens Valley →	knownFor
Los Angeles Department of Water and Power →	manages
Owens Lake ("Los Angeles Aqueduct system watershed") →	partOf
California Aqueduct →	relatedProject
Owens River →	waterSupplyFor