2006 CWA SECTION 303(d) LIST OF WATER QUALITY · PDF file28.06.2007 · region type name pollutant/stressor calwater wat ersh d estimated siz ea f c d potential sources 2006 cwa section

REGION TYPE NAME POLLUTANT/STRESSORCALWATER

WATERSHED ESTIMATED

SIZE AFFECTEDPOTENTIAL

SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGMENTS REQUIRING TMDLS

COMPLETIONPROPOSED TMDL

USEPA APPROVAL DATE: JUNE 28, 2007

SAN DIEGO REGIONAL WATER QUALITY CONTROL BOARD

Agua Hedionda Creek9 R 90431000Manganese 7 2019

Miles

Source Unknown

Selenium 7 2019

Miles

Source Unknown

Sulfates 7 2019

Miles

Source Unknown

Total Dissolved Solids 7 2019

Miles

Urban Runoff/Storm Sewers

Unknown Nonpoint Source

Unknown point source

Agua Hedionda Lagoon9 E 90431000Indicator bacteria 6.8 2006

Acres

Nonpoint/Point Source

Sedimentation/Siltation 6.8 2019

Acres


Aliso Creek9 R 90113000Indicator bacteria 19 2005

This listing for indicator bacteria applies to the Aliso Creek mainstem and all the major tributaries of Aliso Creek which are Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Canyon.

Miles




Phosphorus 19 2019This listing for phosphorus applies to the Aliso Creek mainstem and all the major tributaries of Aliso Creek which are Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Canyon.

Miles




Page 1 of 27


WATERSHED ESTIMATED


SOURCES





Toxicity 19 2019This listing for toxicity applies to the Aliso Creek mainstem and all the major tributaries of Aliso Creek which are Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Canyon.

Miles




Aliso Creek (mouth)9 E 90113000Indicator bacteria 0.29 2005Acres


Barrett Lake9 L 91130000Color 125 2019

Acres

Source Unknown

Manganese 125 2019

Acres

Source Unknown

pH 125 2019

Acres

Source Unknown

Buena Creek9 R 90432000DDT 4.8 2019

Miles

Source Unknown

Nitrate and Nitrite 4.8 2019

Miles

Source Unknown

Phosphate 4.8 2019

Miles

Source Unknown

Buena Vista Creek9 R 90421000Sediment Toxicity 11 2019

Miles

Source Unknown

Buena Vista Lagoon9 E 90421000Indicator bacteria 202 2008Acres


Page 2 of 27


WATERSHED ESTIMATED


SOURCES





Nutrients 202 2019Estimated size of impairment is 150 acres located in upper portion of lagoon.

Acres


Sedimentation/Siltation 202 2019Acres


Chollas Creek9 R 90822000Copper 3.5 2004

Miles


Indicator bacteria 3.5 2005

Miles


Lead 3.5 2004

Miles


Zinc 3.5 2004

Miles


Cloverdale Creek9 R 90532000Phosphorus 1.2 2019

Miles




Total Dissolved Solids 1.2 2019

Miles




Cottonwood Creek (San Marcos Creek watershed)

9 R 90451000

DDT 1.9 2019

Miles

Source Unknown

Page 3 of 27


WATERSHED ESTIMATED


SOURCES





Phosphorus 1.9 2019

Miles

Source Unknown

Sediment Toxicity 1.9 2019

Miles

Source Unknown

Dana Point Harbor9 B 90114000Indicator bacteria 119 2006

Impairment located at Baby Beach.Acres


Marinas and Recreational Boating



De Luz Creek9 R 90221000Iron 14 2019

Miles

Source Unknown

Manganese 14 2019

Miles

Source Unknown

El Capitan Lake9 L 90731000Color 1454 2019

Acres

Source Unknown

Manganese 1454 2019

Acres

Source Unknown

pH 1454 2019

Acres

Source Unknown

Encinitas Creek9 R 90451000Phosphorus 3 2019

Miles

Source Unknown

Page 4 of 27


WATERSHED ESTIMATED


SOURCES





English Canyon9 R 90113000Benzo[b]fluoranthene 3.6 2019

Miles

Source Unknown

Dieldrin 3.6 2019

Miles

Source Unknown

Sediment Toxicity 3.6 2019

Miles

Source Unknown

Escondido Creek9 R 90462000DDT 26 2019

Miles

Source Unknown

Manganese 26 2019

Miles

Source Unknown

Phosphate 26 2019

Miles

Source Unknown

Selenium 26 2019

Miles

Source Unknown

Sulfates 26 2019

Miles

Source Unknown


Miles

Source Unknown

Famosa Slough and Channel9 E 90711000Eutrophic 32 2019

Acres

Nonpoint Source

Felicita Creek9 R 90523000Aluminum 0.92 2019

Miles

Source Unknown

Page 5 of 27


WATERSHED ESTIMATED


SOURCES






Miles

Agricultural Return Flows


Flow Regulation/Modification



Forester Creek9 R 90712000Fecal Coliform 6.4 2005

Impairment Located at lower 1 mile.Miles


Spills



Oxygen, Dissolved 6.4 2019

Miles

Source Unknown

pH 6.4 2019Impairment Located at upper 3 miles.

Miles

Industrial Point Sources

Habitat Modification

Spills



Phosphorus 6.4 2019

Miles

Source Unknown

Total Dissolved Solids 6.4 2019Impairment Located at lower 1 mile.

Miles






Page 6 of 27


WATERSHED ESTIMATED


SOURCES





Green Valley Creek9 R 90521000Chloride 0.98 2019

Miles

Source Unknown

Manganese 0.98 2019

Miles

Source Unknown

Pentachlorophenol (PCP) 0.98 2019

Miles

Source Unknown

Sulfates 0.98 2019

Miles


Natural Sources



Guajome Lake9 L 90311000Eutrophic 33 2019Acres


Hodges, Lake9 L 90521000Color 1104 2019

Acres




Manganese 1104 2019

Acres

Source Unknown

Nitrogen 1104 2019

Acres

Agriculture

Dairies




Page 7 of 27


WATERSHED ESTIMATED


SOURCES





pH 1104 2019

Acres

Source Unknown

Phosphorus 1104 2019

Acres

Agriculture

Dairies




Turbidity 1104 2019

Acres

Source Unknown

Kit Carson Creek9 R 90521000Pentachlorophenol (PCP) 0.99 2019

Miles

Source Unknown


Miles






Laguna Canyon Channel9 R 90112000Sediment Toxicity 1.6 2019

Miles

Source Unknown

Loma Alta Slough9 E 90410000Eutrophic 8.2 2019Acres

Nonpoint Source

Indicator bacteria 8.2 2008Acres

Nonpoint Source

Page 8 of 27


WATERSHED ESTIMATED


SOURCES





Long Canyon Creek9 R 90283000Total Dissolved Solids 8.3 2019

Miles

Source Unknown

Los Penasquitos Creek9 R 90610000Phosphate 12 2019

Miles

Source Unknown


Miles

Source Unknown

Los Penasquitos Lagoon9 E 90610000Sedimentation/Siltation 469 2019Acres


Loveland Reservoir9 L 90931000Aluminum 420 2019

Acres

Source Unknown

Manganese 420 2019

Acres

Source Unknown

Oxygen, Dissolved 420 2019

Acres

Source Unknown

pH 420 2019This listing was made by USEPA for 2006.

Acres

Source Unknown

Mission Bay (area at mouth of Rose Creek only)

9 B 90640000

Eutrophic 9.2 2019Acres


Lead 9.2 2019Acres


Page 9 of 27


WATERSHED ESTIMATED


SOURCES





Mission Bay (area at mouth of Tecolote Creek only)

9 B 90650000

Eutrophic 3.1 2019Acres


Lead 3.1 2019Acres


Mission Bay Shoreline9 C 90630000Indicator bacteria 28 2019

This listing was made by USEPA for 2006.Miles

Source Unknown

Morena Reservoir9 L 91150000Color 104 2019

Acres

Source Unknown

Manganese 104 2019

Acres

Source Unknown

pH 104 2019

Acres

Source Unknown

Murray Reservoir9 L 90711000pH 119 2019

Acres

Source Unknown

Murrieta Creek9 R 90252000Iron 12 2019

Miles

Source Unknown

Manganese 12 2019

Miles

Source Unknown

Nitrogen 12 2019

Miles

Source Unknown

Page 10 of 27


WATERSHED ESTIMATED


SOURCES





Phosphorus 12 2019

Miles




Oso Creek (at Mission Viejo Golf Course)9 R 90120000Chloride 1 2019

Miles

Source Unknown

Sulfates 1 2019

Miles

Source Unknown


Miles

Source Unknown

Otay Reservoir, Lower9 L 91031000Color 1050 2019

Acres

Source Unknown

Iron 1050 2019

Acres

Source Unknown

Manganese 1050 2019

Acres

Source Unknown

Nitrogen, ammonia (Total Ammonia) 1050 2019

Acres

Source Unknown

pH (high) 1050 2019

Acres

Source Unknown

Pacific Ocean Shoreline, Aliso HSA9 C 90113000Indicator bacteria 0.65 2005

Impairment located at Laguna Beach at Lagunita Place / Blue Lagoon Place, Aliso Beach.Miles


Page 11 of 27


WATERSHED ESTIMATED


SOURCES





Pacific Ocean Shoreline, Buena Vista Creek HA

9 C 90421000

Indicator bacteria 1.2 2008Impairment located at Buena Vista Creek, Carlsbad City Beach at Carlsbad Village Drive, Carlsbad State Beach at Pine Avenue.

Miles


Pacific Ocean Shoreline, Dana Point HSA9 C 90114000Indicator bacteria 2 2005

Impairment located at Aliso Beach at West Street, Aliso Beach at Table Rock Drive, 1000 Steps Beach at Pacific Coast Hwy (Hospital, 9th Ave), Salt Creek (large outlet), Salt Creek Beach at Salt Creek service road, Salt Creek Beach at Dana Strand Road, and Monarch Beach.

Miles


Pacific Ocean Shoreline, Escondido Creek HA

9 C 90461000

Indicator bacteria 0.44 2008Impairment located at San Elijo Lagoon outlet.

Miles


Pacific Ocean Shoreline, Imperial Beach Pier

9 C 91010000

PCBs (Polychlorinated biphenyls) 0.42 2019

Miles

Source Unknown

Pacific Ocean Shoreline, Laguna Beach HSA

9 C 90112000

Indicator bacteria 1.8 2005Impairment located at Main Laguna Beach, Laguna Beach at Ocean Avenue, Laguna Beach at Laguna Avenue, Laguna Beach at Cleo Street, Arch Cove at Bluebird Canyon Road, Laguna Beach at Dumond Drive.

Miles


Pacific Ocean Shoreline, Loma Alta HA9 C 90410000Indicator bacteria 1.1 2008

Impairment located at Loma Alta Creek Mouth.Miles


Pacific Ocean Shoreline, Lower San Juan HSA

9 C 90120000

Indicator bacteria 1.2 2008Impairment located at North Beach Creek, San Juan Creek (large outlet), Capistrano Beach, South Capistrano Beach at Beach Road.

Miles


Page 12 of 27


WATERSHED ESTIMATED


SOURCES





Pacific Ocean Shoreline, San Clemente HA9 C 90130000Indicator bacteria 3.7 2005

Impairment located at Poche Beach (large outlet), Ole Hanson Beach Club Beach at Pico Drain, San Clemente City Beach at El Portal St. Stairs, San Clemente City Beach at Mariposa St., San Clemente City Beach at Linda Lane, San Clemente City Beach at South Linda Lane, San Clemente City Beach at Lifeguard Headquarters, Under San Clemente Municipal Pier, San Clemente City Beach at Trafalgar Canyon (Trafalgar Ln.), San Clemente State Beach at Riviera Beach, San Clemente State Beach at Cypress Shores.

Miles


Pacific Ocean Shoreline, San Diego HU9 C 90711000Indicator bacteria 0.37 2005

Impairment located at San Diego River Mouth (aka Dog Beach).Miles


Pacific Ocean Shoreline, San Diequito HU9 C 90511000Indicator bacteria 0.86 2005

Impairment located at San Dieguito Lagoon Mouth, Solana Beach.Miles


Pacific Ocean Shoreline, San Joaquin Hills HSA

9 C 90111000

Indicator bacteria 0.63 2005Impairment located at Cameo Cove at Irvine Cove Dr./Riviera Way, Heisler Park-North

Miles




Pacific Ocean Shoreline, San Luis Rey HU9 C 90311000Indicator bacteria 0.49 2005

Impairment located at San Luis Rey River Mouth.Miles


Pacific Ocean Shoreline, San Marcos HA9 C 90451000Indicator bacteria 0.5 2005

Impairment located at Moonlight State Beach.Miles


Pacific Ocean Shoreline, Scripps HA9 C 90630000Indicator bacteria 3.9 2019

This listing for indicator bacteria onliy applies to the Childrens Pool Beach area of this ocean shoreline segment.Miles


Page 13 of 27


WATERSHED ESTIMATED


SOURCES





Pacific Ocean Shoreline, Tijuana HU9 C 91111000Indicator bacteria 3 2010

Impairment located from the border, extending north along the shore.Miles


Pine Valley Creek (Upper)9 R 91141000Enterococcus 2.9 2010

Miles

Grazing-Related Sources

Concentrated Animal Feeding Operations (permitted, point source)

Transient encampments

Phosphorus 2.9 2019

Miles

Source Unknown

Turbidity 2.9 2019

Miles

Source Unknown

Pogi Canyon Creek9 R 91020000DDT 7.8 2019

Miles

Source Unknown

Prima Deshecha Creek9 R 90130000Phosphorus 1.2 2019Miles




Turbidity 1.2 2019Miles




Rainbow Creek9 R 90222000Iron 5 2019

Miles

Source Unknown

Page 14 of 27


WATERSHED ESTIMATED


SOURCES





Sulfates 5 2019

Miles

Source Unknown


Miles

Source Unknown

Reidy Canyon Creek9 R 90462000Phosphorus 3.9 2019

Miles

Source Unknown

San Diego Bay9 B 91010000PCBs (Polychlorinated biphenyls) 10783 2019

Acres

Source Unknown

San Diego Bay Shoreline, 32nd St San Diego Naval Station

9 B 90822000

Benthic Community Effects 103 2019Acres


Sediment Toxicity 103 2019Acres


San Diego Bay Shoreline, at Americas Cup Harbor

9 B 90810000

Copper 88 2019

Acres

Source Unknown

San Diego Bay Shoreline, at Bayside Park (J Street)

9 B 90911000

Indicator bacteria 50 2019This listing was made by USEPA for 2006.

Acres

Source Unknown

San Diego Bay Shoreline, at Coronado Cays9 B 91010000Copper 47 2019

Acres

Source Unknown

Page 15 of 27


WATERSHED ESTIMATED


SOURCES





San Diego Bay Shoreline, at Glorietta Bay9 B 91010000Copper 52 2019

Acres

Source Unknown

San Diego Bay Shoreline, at Harbor Island (East Basin)

9 B 90821000

Copper 73 2019

Acres

Source Unknown

San Diego Bay Shoreline, at Harbor Island (West Basin)

9 B 90810000

Copper 132 2019

Acres

Source Unknown

San Diego Bay Shoreline, at Marriott Marina

9 B 90821000

Copper 24 2019

Acres

Source Unknown

San Diego Bay Shoreline, between Sampson and 28th Streets

9 B 90822000

Copper 53 2005

Acres


Mercury 53 2006

Acres


PAHs (Polycyclic Aromatic Hydrocarbons) 53 2006

Acres


PCBs (Polychlorinated biphenyls) 53 2019

Acres


Zinc 53 2019

Acres


Page 16 of 27


WATERSHED ESTIMATED


SOURCES





San Diego Bay Shoreline, Chula Vista Marina

9 C 90912000

Copper 0.41 2019

Miles

Source Unknown

San Diego Bay Shoreline, Downtown Anchorage

9 B 90821000

Benthic Community Effects 7.4 2019Acres


Sediment Toxicity 7.4 2019Acres


San Diego Bay Shoreline, G Street Pier9 C 90821000Indicator bacteria 0.42 2006Miles




San Diego Bay Shoreline, near Chollas Creek

9 B 90822000





San Diego Bay Shoreline, near Coronado Bridge

9 B 90822000



Sediment Toxicity 37 2019Includes Crosby Street/Cesar Chavez Park area, that will receive additional monitoring.

Acres


San Diego Bay Shoreline, near sub base9 B 90810000Benthic Community Effects 16 2019Acres




Page 17 of 27


WATERSHED ESTIMATED


SOURCES





San Diego Bay Shoreline, near Switzer Creek

9 B 90821000

Chlordane 5.5 2019Acres


Other

Boatyards


Lindane/Hexachlorocyclohexane (HCH) 5.5 2019Acres


Other

Boatyards


PAHs (Polycyclic Aromatic Hydrocarbons) 5.5 2019Acres


Other

Boatyards


San Diego Bay Shoreline, North of 24th Street Marine Terminal

9 B 90832000





San Diego Bay Shoreline, Seventh Street Channel

9 B 90831000





San Diego Bay Shoreline, Shelter Island Shoreline Park

9 C 90810000

Indicator bacteria 0.42 2006Miles



Page 18 of 27


WATERSHED ESTIMATED


SOURCES





San Diego Bay Shoreline, Vicinity of B St and Broadway Piers

9 B 90821000



Indicator bacteria 9.9 2006Estimated size of impairment is 0.4 miles around the shoreline of the bay.

Acres






San Diego River (Lower)9 R 90711000Fecal Coliform 16 2005

Lower 6 miles.Miles


Wastewater


Low Dissolved Oxygen 16 2019Impairment transcends adjacent Calwater wtareshed 90712.

Miles




Phosphorus 16 2019Impairment transcends adjacent Calwater watershed 90712.

Miles




Total Dissolved Solids 16 2019Impairment transcends adjacent Calwater watershed 90712.

Miles



Natural Sources



Page 19 of 27


WATERSHED ESTIMATED


SOURCES





San Elijo Lagoon9 E 90461000Eutrophic 566 2019

Estimated size of impairment is 330 acres.Acres


Indicator bacteria 566 2008Estimated size of impairment is 150 acres.

Acres


Sedimentation/Siltation 566 2019Estimated size of impairment is 150 acres.

Acres


San Juan Creek9 R 90120000DDE 1 2019

Miles

Source Unknown

Indicator bacteria 1 2005

Miles


San Juan Creek (mouth)9 E 90120000Indicator bacteria 6.3 2008Acres


San Luis Rey River9 R 90311000Chloride 19 2019

Impairment located at lower 13 miles.Miles




Page 20 of 27


WATERSHED ESTIMATED


SOURCES






Miles

Industrial Point Sources

Agriculture-storm runoff


Surface Mining


Natural Sources

Golf course activities



San Marcos Creek9 R 90451000DDE 19 2019

Miles

Source Unknown

Phosphorus 19 2019

Miles

Source Unknown

Sediment Toxicity 19 2019

Miles

Source Unknown

San Marcos Lake9 L 90452000Ammonia as Nitrogen 17 2019

Acres

Source Unknown

Nutrients 17 2019

Acres

Source Unknown

Phosphorus 17 2019

Acres

Source Unknown

San Vicente Reservoir9 L 90721000Chloride 1058 2019

Acres

Source Unknown

Page 21 of 27


WATERSHED ESTIMATED


SOURCES





Color 1058 2019

Acres

Source Unknown

Manganese 1058 2019

Acres

Source Unknown

pH (high) 1058 2019

Acres

Source Unknown

Sulfates 1058 2019

Acres

Source Unknown

Sandia Creek9 R 90222000Iron 1.5 2019

Miles

Source Unknown

Manganese 1.5 2019

Miles

Source Unknown

Nitrogen 1.5 2019

Miles

Source Unknown

Sulfates 1.5 2019

Miles

Source Unknown


Miles



Natural Sources



Santa Margarita Lagoon9 E 90211000Eutrophic 28 2019Acres


Page 22 of 27


WATERSHED ESTIMATED


SOURCES





Santa Margarita River (Upper)9 R 90222000Phosphorus 18 2019Miles




Segunda Deshecha Creek9 R 90130000Phosphorus 0.92 2019Miles




Turbidity 0.92 2019Miles

Construction/Land Development


Channelization




Soledad Canyon9 R 90610000Sediment Toxicity 1.7 2019

Miles

Source Unknown

Sutherland Reservoir9 L 90553000Color 561 2019

Acres




Manganese 561 2019

Acres

Source Unknown

pH 561 2019

Acres

Source Unknown

Page 23 of 27


WATERSHED ESTIMATED


SOURCES





Sweetwater Reservoir9 L 90921000Oxygen, Dissolved 925 2019

Acres

Source Unknown

Tecolote Creek9 R 90650000Cadmium 6.6 2019

Miles


Copper 6.6 2019

Miles


Indicator bacteria 6.6 2006

Miles


Lead 6.6 2019

Miles


Phosphorus 6.6 2019

Miles

Source Unknown

Toxicity 6.6 2019

Miles


Turbidity 6.6 2019

Miles

Source Unknown

Zinc 6.6 2019

Miles


Temecula Creek9 R 90251000Nitrogen 44 2019

Miles

Source Unknown

Phosphorus 44 2019

Miles

Source Unknown

Page 24 of 27


WATERSHED ESTIMATED


SOURCES






Miles

Source Unknown

Tijuana River9 R 91111000Eutrophic 6 2019

Miles


Indicator bacteria 6 2010

Miles


Low Dissolved Oxygen 6 2019

Miles


Pesticides 6 2019

Miles


Solids 6 2019

Miles


Synthetic Organics 6 2019

Miles


Trace Elements 6 2019

Miles


Trash 6 2019

Miles


Tijuana River Estuary9 E 91111000Eutrophic 1319 2019

Estimated size of impairment is 1 acre.Acres


Indicator bacteria 1319 2010Estimated size of impairment is 150 acres.

Acres


Page 25 of 27


WATERSHED ESTIMATED


SOURCES





Lead 1319 2019Estimated size of impairment is 1 acre.

Acres


Low Dissolved Oxygen 1319 2019

Acres


Wastewater



Nickel 1319 2019Estimated size of impairment is 1 acre.

Acres


Pesticides 1319 2019Estimated size of impairment is 1 acre.

Acres


Thallium 1319 2019Estimated size of impairment is 1 acre.

Acres


Trash 1319 2019Estimated size of impairment is 1 acre.

Acres


Turbidity 1319 2019

Acres

Source Unknown

Page 26 of 27


WATERSHED ESTIMATED


SOURCES





"Calwater Watershed" is the State Water Resources Control Board hydrological subunit area or an even smaller area delineation.CALWATER WATERSHED

ABBREVIATIONS

GROUP A PESTICIDES OR CHEM A

aldrin, dieldrin, chlordane, endrin, heptachlor, heptachlor epoxide, hexachlorocyclohexane (including lindane), endosulfan, and toxaphene

WATER BODY TYPE

B = Bays and HarborsC = Coastal Shorelines/BeachesE = EstuariesL = Lakes/ReserviorsR = Rivers and StreamsS = Saline LakesT = Wetlands, TidalW= Wetlands, Freshwater

REGIONAL WATER QUALITY CONTROL BOARDS

1 North Coast2 San Francisco Bay3 Central Coast4 Los Angeles5 Central Valley6 Lahontan7 Colorado River Basin8 Santa Ana9 San Diego

Page 27 of 27

Documents

2006 CWA SECTION 303(d) LIST OF WATER QUALITY · PDF file28.06.2007 · region type name pollutant/stressor calwater wat ersh d estimated siz ea f c d potential sources 2006 cwa section