Los Angeles River

E75176

river urban waterway

The Los Angeles River is a largely channelized urban waterway running through Los Angeles County that has played a central role in the region’s history, development, and ongoing revitalization efforts.

Aliases (2)

Los Angeles River watershed ×4
San Gabriel River mouth ×1

Statements (77)

Predicate	Object
instanceOf	river → urban waterway →
basinSize	approximately 2,253 square kilometers → approximately 870 square miles →
channelizationPeriod	1930s → 1940s →
characteristic	ephemeral and seasonal flow historically → largely channelized in concrete → subject to flash flooding →
country	United States →
crossedBy	Fourth Street Bridge NERFINISHED → Los Angeles River Viaducts → Seventh Street Bridge NERFINISHED → Sixth Street Viaduct → numerous bridges →
drainageBasin	Los Angeles Basin →
environmentalIssue	habitat fragmentation → urban runoff pollution → water quality concerns →
feature	adjacent parks and greenways → bike paths along portions of its banks → some soft-bottom naturalized reaches →
flowsThrough	Burbank NERFINISHED → City of Los Angeles → Compton → Downtown Los Angeles → Elysian Valley → Frogtown neighborhood → Glendale → Long Beach → Studio City →
governedBy	Los Angeles River Master Plan (LA County) →
hasDesignation	navigable waterway in certain segments →
hasRestorationGoal	enhance flood management with green infrastructure → improve habitat connectivity → increase public access →
hasSection	Estuary at Long Beach → Glendale Narrows → Sepulveda Basin →
hasTributary	Arroyo Seco → Burbank Western Channel → Compton Creek NERFINISHED → Rio Hondo → Tujunga Wash NERFINISHED → Verdugo Wash →
historicalRole	influenced location of Pueblo de Los Angeles → primary water source for early Los Angeles settlement →
inPopularCulture	featured in action film chase scenes → iconic symbol of Los Angeles infrastructure →
length	approximately 51 miles → approximately 82 kilometers →
locatedIn	California → Los Angeles County →
managedBy	Los Angeles County Flood Control District → U.S. Army Corps of Engineers →
mouthCity	Long Beach, California →
mouthLocatedIn	Pacific Ocean → San Pedro Bay →
near	Downtown Los Angeles Arts District → Port of Long Beach → San Fernando Valley →
partOf	Los Angeles River watershed →
region	Southern California →
sourceCity	Canoga Park, Los Angeles →
sourceLocatedIn	Santa Susana Mountains → Simi Hills →
subjectOf	Los Angeles River Ecosystem Restoration project → Los Angeles River Revitalization Master Plan → numerous environmental restoration efforts →
supports	migratory bird species → riparian habitat in natural-bottom sections →
underwent	major channelization after 1938 floods →
usedFor	cycling along river paths → filming location for movies and television → flood control → kayaking in certain reaches → recreation in designated segments →

Referenced by (15)

Subject (surface form when different)	Predicate
Atwater Village → Elysian Valley → San Pedro Bay ("San Gabriel River mouth") →	borderedBy
Arroyo Seco ("Los Angeles River watershed") → Los Angeles River ("Los Angeles River watershed") →	partOf
Santa Susana Mountains ("Los Angeles River watershed") →	drainage
San Gabriel Mountains →	drainageTo
Los Angeles Basin →	drainedBy
Arroyo Seco →	flowsInto
Interstate 710 →	follows
Studio City, Los Angeles, California, United States →	hasLandmark
Los Angeles Zoo →	near
El Pueblo de Nuestra Señora la Reina de los Ángeles →	nearbyWatercourse
San Gabriel Mountains ("Los Angeles River watershed") →	partOfWatershed
Tongva people →	traditionalTerritoryIncludes