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California State Report

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Water Quality Data Available for this Watershed

California, Calleguas Watershed


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Features

Listed Waters for Reporting Year 2006
California, Calleguas Watershed

Description of this table
NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report.
Waterbody Name Waterbody ID Location Waterbody Type Size Units State TMDL Development Status
Calleguas Creek Reach 1 (Was Mugu Lagoon On 1998 303(D) List) CAE4031300020000229155722 Estuary 343.791 square miles
Calleguas Creek Reach 2 (Estuary To Potrero Rd- Was Calleguas Creek Reaches 1 And 2 On 1998 303d List) CAR4031200020000228111202 Rivers and Streams 4.31213 miles TMDL needed
Calleguas Creek Reach 2 (Estuary To Potrero Rd- Was Calleguas Creek Reaches 1 And 2 On 1998 303d List) CAR4031200020000228111202 River 4.31213 miles TMDL needed
Calleguas Creek Reach 3 (Potrero Road Upstream To Confluence With Conejo Creek On 1998 303d List) CAR4031200020000228113723 River 3.46697 miles TMDL needed
Calleguas Creek Reach 3 (Potrero Road Upstream To Confluence With Conejo Creek On 1998 303d List) CAR4031200020000228113723 Rivers and Streams 3.46697 miles TMDL needed
Calleguas Creek Reach 4 (Was Revolon Slough Main Branch: Mugu Lagoon To Central Avenue On 1998 303d List) CAR4031100019990202140512 Rivers and Streams 7.18751 miles TMDL needed
Calleguas Creek Reach 4 (Was Revolon Slough Main Branch: Mugu Lagoon To Central Avenue On 1998 303d List) CAR4031100019990202140512 River 7.18751 miles TMDL needed
Calleguas Creek Reach 5 (Was Beardsley Channel On 1998 303d List) CAR4036100019990202141016 Rivers and Streams 4.34088 miles TMDL needed
Calleguas Creek Reach 5 (Was Beardsley Channel On 1998 303d List) CAR4036100019990202141016 River 4.34088 miles TMDL needed
Calleguas Creek Reach 6 ( Was Arroyo Las Posas Reaches 1 And 2 On 1998 303d List) CAR4036200020000228094015 Rivers and Streams 15.2966 miles TMDL needed
Calleguas Creek Reach 6 ( Was Arroyo Las Posas Reaches 1 And 2 On 1998 303d List) CAR4036200020000228094015 River 15.2966 miles TMDL needed
Calleguas Creek Reach 7 (Was Arroyo Simi Reaches 1 And 2 On 1998 303d List) CAR4036200020000228103510 Rivers and Streams 13.9129 miles TMDL needed
Calleguas Creek Reach 7 (Was Arroyo Simi Reaches 1 And 2 On 1998 303d List) CAR4036200020000228103510 River 13.9129 miles TMDL needed
Calleguas Creek Reach 8 (Was Tapo Canyon Reach 1) CAR4036700020000228151947 Rivers and Streams 7.18869 miles TMDL needed
Calleguas Creek Reach 8 (Was Tapo Canyon Reach 1) CAR4036700020000228151947 River 7.18869 miles TMDL needed
Calleguas Creek Reach 9a (Was Lower Part Of Conejo Creek Reach 1 On 1998 303d List) CAR4031200019990202144636 Rivers and Streams 1.68455 miles TMDL needed
Calleguas Creek Reach 9a (Was Lower Part Of Conejo Creek Reach 1 On 1998 303d List) CAR4031200019990202144636 River 1.68455 miles TMDL needed
Calleguas Creek Reach 9b (Was Part Of Conejo Creek Reaches 1 And 2 On 1998 303d List) CAR4036300019990202145135 River 6.20174 miles TMDL needed
Calleguas Creek Reach 9b (Was Part Of Conejo Creek Reaches 1 And 2 On 1998 303d List) CAR4036300019990202145135 Rivers and Streams 6.20174 miles TMDL needed
Calleguas Creek Reach 10 (Conejo Creek (Hill Canyon)-Was Part Of Conejo Crk Reaches 2 & 3, And Lower Conejo Crk/Arroyo Conejo N Fk On 1998 303d List) CAR4036400020020226083118 Rivers and Streams 2.95521 miles TMDL needed
Calleguas Creek Reach 10 (Conejo Creek (Hill Canyon)-Was Part Of Conejo Crk Reaches 2 & 3, And Lower Conejo Crk/Arroyo Conejo N Fk On 1998 303d List) CAR4036400020020226083118 River 2.95521 miles TMDL needed
Calleguas Creek Reach 11 (Arroyo Santa Rosa, Was Part Of Conejo Creek Reach 3 On 1998 303d List) CAR4036400020000229094459 River 8.68888 miles TMDL needed
Calleguas Creek Reach 11 (Arroyo Santa Rosa, Was Part Of Conejo Creek Reach 3 On 1998 303d List) CAR4036400020000229094459 Rivers and Streams 8.68888 miles TMDL needed
Calleguas Creek Reach 12 (Was Conejo Creek/Arroyo Conejo North Fork On 1998 303d List) CAR4036400019990202145922 Rivers and Streams 5.4853 miles
Calleguas Creek Reach 13 (Conejo Creek South Fork, Was Conejo Cr Reach 4 And Part Of Reach 3 On 1998 303d List) CAR4036400020000229100105 Rivers and Streams 17.1462 miles
Channel Islands Harbor CAB4031100019990204112803 Bays and Harbors 209.07 square miles
Channel Islands Harbor Beach CAX4031100020021007131415 Coastal Shorelines .08 miles
Fox Barranca (Tributary To Calleguas Creek Reach 6) CAR4036200020000228144008 Rivers and Streams 6.7 miles
Hobie Beach (Channel Islands Harbor) CAX4031100020020131155257 Coastal Shorelines .06 miles
Mcgrath Lake CAL4031100019990203110047 Freshwater Reservoir .031466 acres TMDL needed
Mcgrath Lake CAL4031100019990203110047 Lakes, Reservoirs, and Ponds 20 acres TMDL needed
Ormond Beach CAX4031100020020926125623 Coastal Shorelines 1.6 miles TMDL needed
Ormond Beach CAX4031100020020926125623 Coastal Waters 3.1 miles TMDL needed
Port Hueneme Harbor (Back Basins) CAB4031100019990921141938 Bays and Harbors 64.8 square miles
Port Hueneme Pier CAC4031100020050920160349 Coastal Shorelines .33 miles TMDL needed
Port Hueneme Pier CAC4031100020050920160349 Coastal Waters .33 miles TMDL needed
Rio De Santa Clara/Oxnard Drain No. 3 CAR4031100020000228150910 Rivers and Streams 1.92 miles TMDL completed
Rio De Santa Clara/Oxnard Drain No. 3 CAR4031100020000228150910 River 1.92 miles TMDL completed
Santa Clara River Estuary CAE4031100020000229171211 Estuary 49.06 square miles TMDL needed

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Causes of Impairment for Reporting Year 2006

California, Calleguas

Description of this table
Cause of Impairment Number of Causes Reported
Total Dissolved Solids (TDS) 12
Sulfates 11
Chema 10
Endosulfan 9
Fecal Coliform 9
Sedimentation/Siltation 8
Chloride 7
Boron 4
Bacteria 3
DDT in Tissue 2
PCB(s) in Fish Tissue 2
Sediment Toxicity 2
Toxaphene 2
Trash 2
Chlordane in Fish Tissue 1
Chlordane in Sediments 1
Coliforms 1
Contaminated Sediments (PCBs) 1
DDT in Sediment 1
Dacthal 1
Dieldrin in Sediment 1
Lead in Sediment 1
Lindane 1
Nitrogen 1
Polychlorinated Biphenyls (PCBs) 1
Zinc in Sediment 1

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Cumulative TMDLs by Pollutant

California, Calleguas Watershed

This chart includes TMDLs since October 1, 1995.

Description of this table
NOTE: Click on the underlined "Number of TMDLs Completed" value to see a listing of those approved TMDLs for the pollutant.
Pollutant Number of TMDLs Completed Number of Causes of
Impairment Addressed
Diazinon color.gif 34 34
Chlorpyrifos color.gif 32 34
Chloride color.gif 23 23
Toxaphene color.gif 18 19
Ammonia Nitrogen color.gif 15 27
Dieldrin color.gif 14 15
Polychlorinated Biphenyls (PCBs) color.gif 12 13
Chlordane color.gif 11 12
Ammonia color.gif 10 10
DDT in Tissue color.gif 10 10
Sediment Toxicity color.gif 10 10
Siltation color.gif 10 10
Total Dissolved Solids (TDS) color.gif 10 10
Hexachlorocyclohexane (HCH) color.gif 9 9
Sulfates color.gif 9 9
Algae color.gif 8 8
Chema color.gif 8 8
Chlordane in Fish Tissue color.gif 6 6
DDT color.gif 6 6
Nitrogen color.gif 6 6
DDT in Sediment color.gif 5 5
Nitrate/Nitrite color.gif 5 5
Organic Enrichment/Low Dissolved Oxygen color.gif 5 5
PCB(s) in Fish Tissue color.gif 5 5
Toxicity color.gif 5 5
Nickel color.gif 4 4
Chlordane in Sediments color.gif 3 3
Dieldrin in Tissue color.gif 3 3
Enterococcus Bacteria color.gif 3 3
Fecal Coliform color.gif 3 3
Total Coliform color.gif 3 3
Boron color.gif 2 2
Copper color.gif 2 2
Selenium color.gif 2 2
Trash color.gif 2 2
Zinc color.gif 2 2
4,4'-DDD color.gif 1 2
4,4'-DDE color.gif 1 2
4,4'-DDT color.gif 1 2
Bifenthrin color.gif 1 1
Dacthal color.gif 1 1
Endosulfan color.gif 1 1
Escherichia Coli (E. Coli) color.gif 1 1
Mercury color.gif 1 1
Nitrates color.gif 1 2
Nitrite color.gif 1 1
Total and Fecal Coliform color.gif 1 1

Total: 326 TMDLs; 0 Causes of Impairment



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