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TMDL Document for CALLEGUAS CREEK, TRIBUTARIES, AND MUGU LAGOON NITROGEN COMPOUNDS AND RELATED EFFECTS TMDL

TMDL ID: 10072 TMDL Name: CALLEGUAS CREEK, TRIBUTARIES, AND MUGU LAGOON NITROGEN COMPOUNDS AND RELATED EFFECTS TMDL
State/Tribe: California TMDL Date: 06/20/2003
EPA Action: EPA Approved

TMDL Documents

Click on the underlined Document Type to retrieve the actual document in PDF format.
Document Type Comments
TMDL Report  
Approval Letter  


TMDL Pollutant: Algae

Total Waste Load Allocation:      Total Load Allocation:
Explicit Margin Of Safety:      Implicit Margin Of Safety: Not Reported
Units for Total Waste Load Allocation and Total Load Allocation:      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: SEE TMDL STAFF REPORT P. 49

NPDES Allocation for Pollutant: Algae
NPDES ID Other Non PCS Identification Waste Load Allocation Units
CA0056294



CAS004002



CA0063274



CA0053597



CA0055221



CA0059501



CAS000001



CAS000002



CAG994004




Listed Water Causes of Impairment for Algae
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
CA404.0260R CALLEGUAS R4 CALLEGUAS CREEK REACH 4 (WAS REVOLON SLOUGH MAIN BRANCH: MUGU LAGOON TO CENTRAL AVENUE ON 1998 303D LIST) Data Unavailable 2002 Algae
CA404.0260R CALLEGUAS R5 CALLEGUAS CREEK REACH 5 (WAS BEARDSLEY CHANNEL ON 1998 303D LIST) Data Unavailable 2002 Algae
CA404.0270R CONEJO CK R1 CONEJO CREEK REACH 1 (CONFL CALL TO SANTA ROSA RD) Data Unavailable 1996, 1998 Algae
CA404.0340R CONEJO CK R2 CONEJO CREEK REACH 2 (SANTA ROSA RD TO THO. OAKS CITY LIMIT) Data Unavailable 1998 Algae
CA404.0400R CONEJO CK R3 CONEJO CREEK REACH 3 (THOUSAND OAKS CITY LIMIT TO LYNN RD.) Data Unavailable 1998 Algae
CA404.0500R CONEJO CK R4 CONEJO CREEK REACH 4 (ABOVE LYNN RD.) Data Unavailable 1998 Algae

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TMDL Pollutant: Ammonia

Total Waste Load Allocation:      Total Load Allocation:
Explicit Margin Of Safety:      Implicit Margin Of Safety: Not Reported
Units for Total Waste Load Allocation and Total Load Allocation:      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: SEE TMDL STAFF REPORT P. 49

NPDES Allocation for Pollutant: Ammonia
NPDES ID Other Non PCS Identification Waste Load Allocation Units
CAS004002



CA0053597



CA0056294



CA0055221



CA0059501



CA0063274



CAS000001



CAS000002



CAG994004




Listed Water Causes of Impairment for Ammonia
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
CA404.0200R CALLEGUAS R1 CALLEGUAS CREEK REACH 1 (WAS MUGU LAGOON ON 1998 303(D) LIST) Data Unavailable 1998 Ammonia
CA404.0220R CALLEGUAS R2 CALLEGUAS CREEK REACH 2 (ESTUARY TO POTRERO RD- WAS CALLEGUAS CREEK REACHES 1 AND 2 ON 1998 303D LIST) Data Unavailable 1998, 2002 Ammonia
CA404.0270R CONEJO CK R1 CONEJO CREEK REACH 1 (CONFL CALL TO SANTA ROSA RD) Data Unavailable 1996, 1998 Ammonia
CA404.0340R CONEJO CK R2 CONEJO CREEK REACH 2 (SANTA ROSA RD TO THO. OAKS CITY LIMIT) Data Unavailable 1998 Ammonia
CA404.0400R CONEJO CK R3 CONEJO CREEK REACH 3 (THOUSAND OAKS CITY LIMIT TO LYNN RD.) Data Unavailable 1998 Ammonia
CA404.0420R CONEJO CK NF CONEJO CREEK / ARROYO CONEJO NORTH FORK Data Unavailable 1996, 1998 Ammonia
CA404.0500R CONEJO CK R4 CONEJO CREEK REACH 4 (ABOVE LYNN RD.) Data Unavailable 1998 Ammonia
CA404.0590R A LS POSAS R1 ARROYO LAS POSAS REACH 1 (LEWIS SOMIS RD TO FOX BARRANCA) Data Unavailable 1998 Ammonia
CA404.0600R A LS POSAS R2 ARROYO LAS POSAS REACH 2 (FOX BARRANCA TO MOORPARK FWY (23)) Data Unavailable 1996, 1998 Ammonia
CA404.0710R ARRYO SIMI R1 ARROYO SIMI REACH 1 (MOORPARK FRWY (23) TO BREA CYN) Data Unavailable 1998 Ammonia

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TMDL Pollutant: Nitrate/Nitrite

Total Waste Load Allocation:      Total Load Allocation:
Explicit Margin Of Safety:      Implicit Margin Of Safety: Not Reported
Units for Total Waste Load Allocation and Total Load Allocation:      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: SEE TMDL STAFF REPORT P. 49

NPDES Allocation for Pollutant: Nitrate/Nitrite
NPDES ID Other Non PCS Identification Waste Load Allocation Units
CAS004002



CA0053597



CA0056294



CA0055221



CA0059501



CA0063274



CAS000001



CAS000002



CAG994004




Listed Water Causes of Impairment for Nitrate/Nitrite
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
CA404.0260R CALLEGUAS R3 CALLEGUAS CREEK REACH 3 (POTRERO ROAD UPSTREAM TO CONFLUENCE WITH CONEJO CREEK ON 1998 303D LIST) Data Unavailable 1998, 2002 Nitrate/Nitrite
CA404.0590R A LS POSAS R1 ARROYO LAS POSAS REACH 1 (LEWIS SOMIS RD TO FOX BARRANCA) Data Unavailable 1998 Nitrate/Nitrite
CA404.0600R A LS POSAS R2 ARROYO LAS POSAS REACH 2 (FOX BARRANCA TO MOORPARK FWY (23)) Data Unavailable 1998 Nitrate/Nitrite

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TMDL Pollutant: Nitrogen

Total Waste Load Allocation:      Total Load Allocation:
Explicit Margin Of Safety:      Implicit Margin Of Safety: Not Reported
Units for Total Waste Load Allocation and Total Load Allocation:      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: SEE TMDL STAFF REPORT P. 49

NPDES Allocation for Pollutant: Nitrogen
NPDES ID Other Non PCS Identification Waste Load Allocation Units
CAS004002



CA0053597



CA0056294



CA0055221



CA0059501



CA0063274



CAS000001



CAS000002



CAG994004




Listed Water Causes of Impairment for Nitrogen
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
CA404.0000E MUGU LAGOON MUGU LAGOON Data Unavailable 1996, 1998 Nitrogen
CA404.0080R REVOLON SLGH REVOLON SLOUGH MAIN BRANCH (MUGU LAGOON TO CENTRAL AVENUE) Data Unavailable 1996, 1998 Nitrogen
CA404.0160R BEARDSLEY CH BEARDSLEY CHANNEL (ABOVE CENTRAL AVENUE) Data Unavailable 1998 Nitrogen
CA404.0200R CALLEGUAS R1 CALLEGUAS CREEK REACH 1 (WAS MUGU LAGOON ON 1998 303(D) LIST) Data Unavailable 1998, 2002 Nitrogen
CA404.0220R CALLEGUAS R2 CALLEGUAS CREEK REACH 2 (ESTUARY TO POTRERO RD- WAS CALLEGUAS CREEK REACHES 1 AND 2 ON 1998 303D LIST) Data Unavailable 1998, 2002 Nitrogen
CA404.0010R DUCK PND OX D DUCK POND AGRICULTURAL DRAINS/MUGU DRAIN/OXNARD DRAIN NO 2 Data Unavailable 1996, 1998, 2002 Nitrogen

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TMDL Pollutant: Organic Enrichment/Low Dissolved Oxygen

Total Waste Load Allocation:      Total Load Allocation:
Explicit Margin Of Safety:      Implicit Margin Of Safety: Not Reported
Units for Total Waste Load Allocation and Total Load Allocation:      TMDL Pollutant Source Type: Point/Nonpoint Source
TMDL End Point: SEE TMDL STAFF REPORT P. 49

NPDES Allocation for Pollutant: Organic Enrichment/Low Dissolved Oxygen
NPDES ID Other Non PCS Identification Waste Load Allocation Units
CAS004002



CA0053597



CA0056294



CA0055221



CA0059501



CA0063274



CAS000001



CAS000002



CAG994004




Listed Water Causes of Impairment for Organic Enrichment/Low Dissolved Oxygen
Click on the underlined Waterbody ID for a Waterbody Report. Click on the underlined "Waterbody Map" literal for a map of the Assessment Unit.
Waterbody ID Waterbody Name Map Cycles Listed Cause(s) of Impairment Addressed
CA404.0270R CONEJO CK R1 CONEJO CREEK REACH 1 (CONFL CALL TO SANTA ROSA RD) Data Unavailable 1996, 1998 Organic Enrichment/Low Dissolved Oxygen
CA404.0340R CONEJO CK R2 CONEJO CREEK REACH 2 (SANTA ROSA RD TO THO. OAKS CITY LIMIT) Data Unavailable 1998 Organic Enrichment/Low Dissolved Oxygen
CA404.0400R CONEJO CK R3 CONEJO CREEK REACH 3 (THOUSAND OAKS CITY LIMIT TO LYNN RD.) Data Unavailable 1998 Organic Enrichment/Low Dissolved Oxygen
CA404.0500R CONEJO CK R4 CONEJO CREEK REACH 4 (ABOVE LYNN RD.) Data Unavailable 1998 Organic Enrichment/Low Dissolved Oxygen

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