Water Quality Limited Segment Name / Pollutant
Aliso Canyon Wash / Copper
Fecal Coliform
Selenium1
Arroyo Seco Reach 1 (LA River to West Holly Ave.) / Coliform Bacteria
Trash
Arroyo Seco Reach 2 (Figueroa St. to Riverside Dr.) / Coliform Bacteria
Trash
Bell Creek / Coliform Bacteria
Burbank Western Channel / Cyanide
Trash
Copper1
Compton Creek / Coliform Bacteria
Trash
Copper1
Lead1
pH2
Dry Canyon Creek / Fecal Coliform
Fecal Coliform
Selenium, Total1
Echo Park Lake / Algae
Ammonia
Copper
Eutrophic
Lead
Odor
PCBs (Polychlorinated biphenyls) (tissue)
pH
Trash
Lake Calabasas / Ammonia
DDT (tissue)
Eutrophic
Odor
Organic Enrichment/Low Dissolved Oxygen
pH
Legg Lake / Ammonia
Copper
Lead
Odor
pH
Trash
Lincoln Park Lake / Ammonia
Eutrophic
Lead
Odor
Organic Enrichment/Low Dissolved Oxygen
Trash
Los Angeles River Estuary (Queensway Bay) / Chlordane (sediment)
DDT (sediment)
Lead (sediment)
PCBs (Polychlorinated biphenyls) (sediment)
Sediment Toxicity
Trash
Zinc (sediment)
Los Angeles River Reach 1 (Estuary to Carson Street) / Coliform Bacteria
Cyanide
Diazinon
Trash
Ammonia2
Copper, Dissolved1
Lead1
Nutrients (Algae)2
pH2
Zinc, Dissolved1
Los Angeles River Reach 2 (Carson to Figueroa Street) / Coliform Bacteria
Oil
Trash
Ammonia2
Lead1
Nutrients (Algae)2
Los Angeles River Reach 3 (Figueroa St. to Riverside Dr.) / Trash
Ammonia2
Nutrients (Algae)2
Los Angeles River Reach 4 (Sepulveda Dr. to Sepulveda Dam) / Coliform Bacteria
Trash
Ammonia2
Lead1
Nutrients (Algae)2
Los Angeles River Reach 5 ( within Sepulveda Basin) / Oil
Trash
Ammonia2
Nutrients (Algae)2
Los Angeles River Reach 6 (Above Sepulveda Flood Control Basin) / 1,1-Dichloroethane (1,1-DCE)/Vinylidene chloride
Coliform Bacteria
Tetrachloroethylene/PCE
Trichloroethylene/TCE
McCoy Canyon Creek / Fecal Coliform
Nitrate
Nitrogen, Nitrate
Selenium, Total1
Monrovia Canyon Creek / Lead1
Peck Road Park Lake / Chlordane (tissue)
DDT (tissue)
Lead
Odor
Organic Enrichment/Low Dissolved Oxygen
Trash
Rio Hondo Reach 1 (Confl. LA River to Snt Ana Fwy) / Coliform Bacteria
Trash
Copper1
Lead1
pH2
Zinc1
Rio Hondo Reach 2 (At Spreading Grounds) / Coliform Bacteria
Tujunga Wash (LA River to Hansen Dam) / Coliform Bacteria
Trash
Ammonia2
Copper1
Verdugo Wash Reach 1 (LA River to Verdugo Rd.) / Coliform Bacteria
Trash
Verdugo Wash Reach 2 (Above Verdugo Road) / Coliform Bacteria
Trash

1Los Angeles River and Tributaries Metals TMDL, 2005

2Los Angeles River Nutrients TMDL, 2004