The following table contains a list of existing TMDLs that are applicable to industrial storm water discharges. The listed TMDLs were adopted by a Regional Water Quality Control Board or established by the U.S. EPA prior to the adoption date of this General Permit. This General Permit may be reopened to amend TMDL-specific permit requirements in this Attachment E, or to incorporate new TMDLs adopted during the term of this General Permit that include requirements applicable to Responsible Dischargers regulated by this General Permit.
TABLE E-1: List of Applicable TMDLs
| TMDL | Pollutant |
|---|---|
| Napa River Sediment TMDL | Sediment |
| Sonoma Creek Sediment TMDL | Sediment |
| Walker Creek Mercury TMDL | Mercury |
| TMDL | Pollutant |
|---|---|
| Ballona Creek Metals TMDL | Metals |
| Ballona Creek Estuary Toxics TMDL | Toxic Pollutants |
| Ballona Creek, Ballona Estuary and Sepulveda Channel TMDL | Bacteria |
| Calleguas Creek Salt TMDL | Salts |
| Calleguas Creek Watershed Metals and Selenium TMDL | Metals and Selenium |
| Colorado Lagoon TMDL | Pesticides, Polycyclic aromatic hydrocarbons, PCBs, and Metals |
| Harbor Beaches of Ventura County TMDL | Bacteria |
| Long Beach City Beaches and Los Angeles River Estuary TMDL | Indicator Bacteria |
| Los Angeles and Long Beach Harbors Waters TMDL | Toxic and Metals |
| Los Angeles Area Lakes TMDL | Nitrogen, Phosphorus, Mercury, Trash, Organochlorine Pesticides and PCBs |
| TMDL | Pollutant |
|---|---|
| Los Angeles Harbor (Inner Cabrillo Beach and Main Ship Channel) TMDL | Bacteria |
| Los Angeles River Nitrogen TMDL | Nutrients |
| Los Angeles River Metals TMDL | Metals |
| Los Cerritos Channel TMDL | Metals |
| Machado Lake Nutrient TMDL | Nutrient |
| Machado Lake Toxics TMDL | Toxics |
| Marina del Rey Harbor Mothers' Beach and Back Basins TMDL | Bacteria |
| Marina Del Rey Harbor Toxics TMDL | Copper, Lead, Zinc, and Chlordane, and Total PCBs |
| Oxnard Drain 3 TMDL | Pesticides, PCBs and Sediment Toxicity |
| San Gabriel River Metals and Selenium TMDL | Metals and Selenium |
| Santa Clara River TMDL | Bacteria |
| Santa Clara River Chloride TMDL | Chloride |
| Santa Clara River Nitrogen TMDL | Nutrients |
| Santa Monica Bay Dichlorodiphenyltrichloroethane and Polychlorinated Biphenyls TMDLS | Dichlorodiphenyltrichloroethane and Polychlorinated Biphenyls |
| Santa Monica Bay Debris TMDL | Nearshore Debris |
| TMDL | Pollutant |
|---|---|
| San Diego Creek and Newport Bay Toxics TMDL | Toxic Pollutants |
| TMDL | Pollutant |
|---|---|
| Baby Beach and Shelter Island Indicator Bacteria TMDL | Indicator Bacteria |
| Chollas Creek Diazinon TMDL | Diazinon |
| Chollas Creek Metals TMDL | Copper, Lead, and Zinc |
| Los Pe ñ asquitos Lagoon Sediment TMDL | Sediment |
| Rainbow Creek Watershed TMDL | Total Nitrogen and Total Phosphorus |
| Shelter Island Yacht Basin Copper TMDL | Dissolved Copper |
| Twenty Beaches and Creeks Bacteria TMDL | Indicator Bacteria |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Napa River Sediment TMDL | Napa River Watershed | Sediment | None | Comply with General Permit | July 1, 2020 [ Effective Date of these TMDL Requirements] |
| Sonoma Creek Sediment TMDL | Sonoma Creek Watershed | Sediment | None | Comply with General Permit | July 1, 2020 [Effective Date of these TMDL Requirements] |
| Walker Creek Mercury TMDL | Walker Creek and Soulajule Reservoir | Mercury | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek Metals TMDL | Ballona Creek or Sepulveda Canyon Channel | Copper | Total Copper Instantaneous Maximum NEL of 0.0137 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek Metals TMDL (cont.) | Ballona Creek or Sepulveda Canyon Channel (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.07675 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek Metals TMDL (cont.) | Ballona Creek or Sepulveda Canyon Channel (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.10477 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Ballona Creek Estuary Toxics TMDL | Ballona Creek or Ballona Creek Estuary (Ballona Watershed) | Cadmium, Chlordane, Copper, Dichlorodiphe nyltrichloroeth ane (DDT), Lead, Polychlorinat ed biphenyls (PCBs), Silver, Zinc | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria | Ballona Creek | Fecal coliform | Reach 1: Fecal coliform density Instantaneous Maximum TNAL of 4000/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria (cont.) | Ballona Creek (cont.) | E. coli | Reach 2: E. coli density Instantaneous Maximum TNAL of 576/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria (cont.) | Ballona Estuary | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria (cont.) | Ballona Estuary (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria (cont.) | Ballona Estuary (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL Total coliform density Instantaneous Maximum TNAL of 1,000/100 mL, if the ratio of fecal-to-total coliform exceeds 0.1 | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ballona Creek, Ballona Estuary, and Sepulveda Channel Bacteria (cont.) | Sepulveda Channel | E. coli | E. coli density Instantaneous Maximum TNAL of 235/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 15, 2021 |
| Calleguas Creek Salt TMDL | Calleguas Creek Watershed: Reach 3 (mainstem), Reach 4 (Revolon Slough above Wood Road), | Boron, chloride, sulfate, and total dissolved solids (TDS) | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Salt TMDL (cont.) | Reach 6 (Arroyo Las Posas & Fox/Barranca Channel), Reach 7 (Arroyo Simi), Reach 8 (Tapo Canyon Creek), Reach 9A and 9B (Conejo Creek), Reach 10 (Arroyo Conejo), Reach 11 (Arroyo Santa Rosa), Reach 12 (North Fork Arroyo Conejo), Reach 13 (South Fork Arroyo | Boron, chloride, sulfate, and total dissolved solids (TDS) | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium | Calleguas Creek, Conjeo Creek, or Revolon Slough | Copper | Interim Total Copper Instantaneous Maximum TNAL of .204 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Mugu Lagoon (Reach 1) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.00876 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Mugu Lagoon (Reach 1) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 0.074 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Mugu Lagoon (Reach 1) (cont.) | Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, below Potrero Rd. (Reach 2) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.0214 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, below Potrero Rd. (Reach 2) (cont.) | Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, below Potrero Rd. (Reach 2) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 0.074 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, between Potrero Rd. and Somis Rd. (Reach 3) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.0274 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, between Potrero Rd. and Somis Rd. (Reach 3) (cont.) | Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Calleguas Creek, between Potrero Rd. and Somis Rd. (Reach 3) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 0.859 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Revolon Slough (Reach 4) and Beardsley Wash (Reach 5 | Copper | Final Total Copper Instantaneous Maximum NEL of 0.0058 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Revolon Slough (Reach 4) and Beardsley Wash (Reach 5) (cont.) | Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Revolon Slough (Reach 4) and Beardsley Wash (Reach 5) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 0.075 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 22, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Revolon Slough (Reach 4) and Beardsley Wash (Reach 5) (cont.) | Selenium | Total Selenium Instantaneous Maximum NEL of 0.290 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Arroyo Las Posas (Reach 6), Arroyo Simi (Reach 7), and Tapo Canyon Creek (Reach 8) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.031 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. There are no interim targets. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Arroyo Las Posas (Reach 6), Arroyo Simi (Reach 7), and Tapo Canyon Creek (Reach 8) (cont.) | Mercury | None. | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Arroyo Las Posas (Reach 6), Arroyo Simi (Reach 7), and Tapo Canyon Creek (Reach 8) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 0.958 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Conejo Creek (Reaches 9A & 9B), Arroyo Conejo (Reach 10), Arroyo Santa Rosa (Reach 11), North Fork Arroyo Conejo (Reach 12), and South Fork Arroyo Conejo (Reach 13) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.0433 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Calleguas Creek Watershed Metals and Selenium (cont.) | Conejo Creek (Reaches 9A & 9B), Arroyo Conejo (Reach 10), Arroyo Santa Rosa (Reach 11), North Fork Arroyo Conejo (Reach 12), and South Fork Arroyo Conejo (Reach 13) (cont.) | Mercury | None. | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Calleguas Creek Watershed Metals and Selenium (cont.) | Conejo Creek (Reaches 9A & 9B), Arroyo Conejo (Reach 10), Arroyo Santa Rosa (Reach 11), North Fork Arroyo Conejo (Reach 12), and South Fork Arroyo Conejo (Reach 13) (cont.) | Nickel | Total Nickel Instantaneous Maximum NEL of 1.29 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | March 27, 2022 |
| Colorado Lagoon TMDL | Colorado Lagoon | Chlordane, DDT, Dieldrin, Lead, Polycyclic aromatic hydrocarbons (PAHs), PCBs, Zinc | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ventura County Harbor Beaches | Kiddie and Hobie Beaches (Harbor Beaches) in the Channel Islands Harbor | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | December 18, 2018 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ventura County Harbor Beaches (cont.) | Kiddie and Hobie Beaches (Harbor Beaches) in the Channel Islands Harbor (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | December 18, 2018 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Ventura County Harbor Beaches (cont.) | Kiddie and Hobie Beaches (Harbor Beaches) in the Channel Islands Harbor (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL Total coliform density Instantaneous Maximum TNAL of 1,000/100 mL, if the ratio of fecal-to-total coliform exceeds 0.1 | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | December 18, 2018 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Long Beach City Beaches and Los Angeles River Estuary Indicator Bacteria | Long Beach City Beaches or Los Angeles River Estuary | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Long Beach City Beaches and Los Angeles River Estuary Indicator Bacteria (cont.) | Long Beach City Beaches or Los Angeles River Estuary (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Long Beach City Beaches and Los Angeles River Estuary Indicator Bacteria (cont.) | Long Beach City Beaches or Los Angeles River Estuary (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL Total coliform density Instantaneous Maximum TNAL of 1,000/100 mL, if the ratio of fecal-to-total coliform exceeds 0.1 | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL | Dominguez Channel or Torrance Lateral Channel | Copper | Interim Total Copper Instantaneous Maximum TNAL of 0.20751 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel or Torrance Lateral Channel (cont.) | Lead | Interim Total Lead Instantaneous Maximum TNAL of 0.12288 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel or Torrance Lateral Channel (cont.) | Zinc | Interim Total Zinc Instantaneous Maximum TNAL of 0.89887 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel or Torrance Lateral Channel (cont.) | Copper | Final Total Copper Instantaneous Maximum NEL of 0.0097 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel or Torrance Lateral Channel (cont.) | Lead | Final Total Lead Instantaneous Maximum NEL of 0.0427 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for lead above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel or Torrance Lateral Channel (cont.) | Zinc | Final Total Zinc Instantaneous Maximum NEL of 0.697 mg/L Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for zinc above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary | Cadmium | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | Chlordane | Interim requirement: No additional requirements for sediment- based targets Final Chlordane Instantaneous Maximum TNAL of 5.9 x10-7 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | Copper | Interim requirement: No additional requirements for sediment- based targets Final Total Copper Instantaneous Maximum TNAL of 0.0058 mg/L | General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | 4, 4' DDT | Interim requirement: No additional requirements for sediment- based targets Final 4,4' DDT Instantaneous Maximum TNAL of 5.9 x10 -7 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | Dieldrin | Interim requirement: No additional requirements for sediment- based targets Final Dieldrin Instantaneous Maximum TNAL of 1.4 x10 -7 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | Lead | Interim requirement: No additional requirements for sediment- based targets Final Total Lead Instantaneous Maximum TNAL of 0.221 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | PAHs | Interim requirement: No additional requirements for sediment- based targets Final PAH Instantaneous Maximum TNAL of 0.000049 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | PCBs | Interim requirement: No additional requirements for sediment- based targets Final Total PCBs Instantaneous Maximum TNAL of 1.7 x10 -7 mg/L | comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Dominguez Channel Estuary (cont.) | Zinc | Interim requirement: No additional requirements for sediment- based targets Final Total Zinc Instantaneous Maximum TNAL of 0.095 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Greater Los Angeles/ Long Beach Harbor waters including: Inner and Outer Harbor, Main Channel, Southwest Slip, Cabrillo Marina, Inner Cabrillo Beach, Los Angeles River Estuary, and San Pedro Bay | Copper | Interim requirement: No additional requirements for sediment- based targets Final Total Copper Instantaneous Maximum TNAL of 0.0058 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Greater Los Angeles/ Long Beach Harbor waters including: Inner and Outer Harbor, Main Channel, Southwest Slip, Cabrillo Marina, Inner Cabrillo Beach, Los Angeles River Estuary, and San Pedro Bay (cont.) | 4, 4' DDT | Interim requirement: No additional requirements for sediment- based targets Final 4,4' DDT Instantaneous Maximum TNAL of 5.9 x10 -7 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Greater Los Angeles/ Long Beach Harbor waters including: Inner and Outer Harbor, Main Channel, Southwest Slip, Cabrillo Marina, Inner Cabrillo Beach, Los Angeles River Estuary, and San Pedro Bay (cont.) | Lead | Interim requirement: No additional requirements for sediment- based targets Final Total Lead Instantaneous Maximum TNAL of 0.221 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Greater Los Angeles/ Long Beach Harbor waters including: Inner and Outer Harbor, Main Channel, Southwest Slip, Cabrillo Marina, Inner Cabrillo Beach, Los Angeles River Estuary, and San Pedro Bay (cont.) | PCBs | Interim requirement: No additional requirements for sediment- based targets Final Total PCBs Instantaneous Maximum TNAL of 1.7 x10 -7 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Greater Los Angeles/ Long Beach Harbor waters including: Inner and Outer Harbor, Main Channel, Southwest Slip, Cabrillo Marina, Inner Cabrillo Beach, Los Angeles River Estuary, and San Pedro Bay (cont.) | Zinc | Interim requirement: No additional requirements for sediment- based targets Final Total Zinc Instantaneous Maximum TNAL of 0.095 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip | Cadmium, Chromium, Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip (cont.) | Copper | Interim requirement: No additional requirements for sediment- based targets Final Total Copper Instantaneous Maximum TNAL of 0.0058 mg/L | For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip (cont.) | 4, 4' DDT | Interim requirement: No additional requirements for sediment- based targets Final 4,4' DDT Instantaneous Maximum TNAL of 5.9 x10 -7 mg/L | comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip (cont.) | Lead | Interim requirement: No additional requirements for sediment- based targets Final Total Lead Instantaneous Maximum TNAL of 0.221 mg/L | comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip (cont.) | PCBs | Interim requirement: No additional requirements for sediment- based targets Final Total PCBs Instantaneous Maximum TNAL of 1.7 x10 -7 mg/L | General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Consolidated Slip (cont.) | Zinc | Interim requirement: No additional requirements for sediment- based targets Final Total Zinc Instantaneous Maximum TNAL of 0.095 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor | Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor (cont.) | Copper | Interim requirement: No additional requirements for sediment- based targets Final Total Copper Instantaneous Maximum TNAL of 0.0058 mg/L | For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor (cont.) | 4, 4' DDT | Interim requirement: No additional requirements for sediment- based targets Final 4,4' DDT Instantaneous Maximum TNAL of 5.9 x10 -7 mg/L | comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor (cont.) | Lead | Interim requirement: No additional requirements for sediment- based targets Final Total Lead Instantaneous Maximum TNAL of 0.221 mg/L | comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor (cont.) | PCBs | Interim requirement: No additional requirements for sediment- based targets Final Total PCBs Instantaneous Maximum TNAL of 1.7 x10 -7 mg/L | General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles and Long Beach Harbor Waters TMDL (cont.) | Fish Harbor (cont.) | Zinc | Interim requirement: No additional requirements for sediment- based targets Final Total Zinc Instantaneous Maximum TNAL of 0.095 mg/L | For interim requirements: comply with General Permit For final requirements: In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | May 5, 2032 |
| Los Angeles Area Lakes TMDL | Peck Road Park | Chlordane, DDTs, Dieldrin | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Peck Road Park (cont.) | Nitrogen | Total Nitrogen Instantaneous Maximum NEL of 3.61 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Peck Road Park (cont.) | PCBs | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Peck Road Park (cont.) | Phosphorous | Total Phosphorous Instantaneous Maximum NEL of 0.37 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Peck Road Park (cont.) | Trash | None | Responsible Dischargers shall comply with this General Permit and install minimum and advanced BMPs meet the TMDL target of 0 (zero) trash in or on the water and on the shoreline. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Echo Park Lake | Chlordane, Deildrin | None | No additional requirements for sediment-based targets Comply with | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Echo Park Lake (cont.) | Nitrogen | Total Nitrogen Instantaneous Maximum NEL of 1.33 mg/L | General Permit In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Echo Park Lake (cont.) | PCBs | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Echo Park Lake (cont.) | Phosphorous | Total Phosphorous Instantaneous Maximum NEL of 0.16 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Echo Park Lake (cont.) | Trash | None | Responsible Dischargers shall comply with this General Permit and install minimum and advanced BMPs to meet the TMDL target of 0 (zero) trash in or on the water and on the shoreline. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Legg Lakes | Nitrogen | Total Nitrogen Instantaneous Maximum NEL of 1.8 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Legg Lakes (cont.) | Phosphorous | Total Phosphorous Instantaneous Maximum NEL of 0.64 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir | Chlordane, DDTs, Dieldrin | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir (cont.) | Nitrogen | Total Nitrogen Instantaneous Maximum NEL of 2.0 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir (cont.) | Phosphorous | Total Phosphorous Instantaneous Maximum NEL of 0.40 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir (cont.) | PCBs | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir (cont.) | Mercury | Total Mercury Instantaneous Maximum NEL of 4 x10 -6 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Area Lakes TMDL (cont.) | Puddingstone Reservoir (cont.) | Methylmercury | Dissolved Methylmercury Instantaneous Maximum NEL of 0.081 x10 -8 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Harbor Bacteria | Los Angeles Harbor (Inner Cabrillo Beach and Main Ship Channel) | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Harbor Bacteria (cont.) | Los Angeles Harbor (Inner Cabrillo Beach and Main Ship Channel) (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles Harbor Bacteria (cont.) | Los Angeles Harbor (Inner Cabrillo Beach and Main Ship Channel) (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL Total coliform density Instantaneous Maximum TNAL of 1,000/100 mL, if the ratio of fecal-to-total coliform exceeds 0.1 | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL | Los Angeles River Watershed | Nitrate- nitrogen | Nitrate-nitrogen Instantaneous Maximum NEL of 8.0 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL (cont.) | Los Angeles River Watershed (cont.) | Nitrite- nitrogen | Nitrite-nitrogen Instantaneous Maximum NEL of 1.0 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL (cont.) | Los Angeles River Watershed (cont.) | Nitrate- nitrogen plus nitrite- nitrogen | Nitrate-nitrogen plus nitrite- nitrogen Instantaneous Maximum NEL of 8.0 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL (cont.) | Los Angeles River (above LA-Glendale WRP) | Ammonia | Ammonia Instantaneous Maximum NEL of 4.7 mg/L for discharges into LA River above LA-Glendale WRP | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL (cont.) | Los Angeles River (below LA-Glendale WRP) | Ammonia | Ammonia Instantaneous Maximum NEL of 8.7 mg/L for discharges into LA River below LA-Glendale WRP | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Nitrogen TMDL (cont.) | Los Angeles River Tributaries | Ammonia | Ammonia Instantaneous Maximum NEL of 10.1 mg/L for discharges into LA River tributaries | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Metals TMDL | Los Angeles River or Los Angeles River Tributaries | Cadmium | Total Cadmium Instantaneous Maximum NEL of 0.0031 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Metals TMDL (cont.) | Los Angeles River or Los Angeles River Tributaries (cont.) | Copper | Total Copper Instantaneous Maximum NEL of 0.06749 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Metals TMDL (cont.) | Los Angeles River or Los Angeles River Tributaries (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.094 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Angeles River Metals TMDL (cont.) | Los Angeles River or Los Angeles River Tributaries (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.159 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Cerritos Channel TMDL | Los Cerritos Channel | Copper | Total Copper Instantaneous Maximum NEL of 0.0098 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Cerritos Channel TMDL (cont.) | Los Cerritos Channel (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.0558 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Cerritos Channel TMDL (cont.) | Los Cerritos Channel (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.0956 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitations (NELs). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Machado Lake Nutrient TMDL | Machado Lake | Nitrogen | Total Nitrogen Instantaneous Maximum NEL of 1.0 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Machado Lake Nutrient TMDL (cont.) | Machado Lake (cont.) | Phosphorous | Total Phosphorus Instantaneous Maximum NEL of 0.1 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Machado Lake Toxics TMDL | Machado Lake | Chlordane, DDD 1 (all congeners), DDE 2 (all congeners), DDT (all congeners), Total DDT, Dieldrin, PCBs | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Marina del Rey Back Basins Bacteria TMDL | Marina del Rey Harbor Mothers' Beach and back basins (Basins D, E, and F) | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Marina del Rey Back Basins Bacteria TMDL (cont.) | Marina del Rey Harbor Mothers' Beach and back basins (Basins D, E, and F) (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Marina del Rey Back Basins Bacteria TMDL (cont.) | Marina del Rey Harbor Mothers' Beach and back basins (Basins D, E, and F) (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL Total coliform density Instantaneous Maximum TNAL of 1,000/100 mL, if the ratio of fecal-to-total coliform exceeds 0.1 | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Marina del Rey Harbor Toxics TMDL | Marina del Rey Harbor | Chlordane, Copper, p,p' DDE, DDT, Lead, PCBs, Zinc | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Oxnard Drain 3 TMDL | Oxnard Drain Number 3 | Chlordane, DDD, DDE, DDT, Dieldrin, PCBs, Toxaphene | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Gabriel River Metals and Selenium TMDL | San Gabriel River Reach 2 or its tributary/ies | Lead | Total Lead Instantaneous Maximum NEL of 0.166 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Gabriel River Metals and Selenium TMDL (cont.) | Coyote Creek or its tributary/ies | Copper | Total Copper Instantaneous Maximum NEL of 0.027 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Gabriel River Metals and Selenium TMDL (cont.) | Coyote Creek or its tributary/ies (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.106 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Gabriel River Metals and Selenium TMDL (cont.) | Coyote Creek or its tributary/ies (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.158 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Bacteria | Santa Clara River Estuary | Enterococcus | Enterococcus density Instantaneous Maximum TNAL of 104/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Bacteria (cont.) | Santa Clara River Estuary (cont.) | Fecal coliform | Fecal coliform density Instantaneous Maximum TNAL of 400/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Bacteria (cont.) | Santa Clara River Estuary (cont.) | Total coliform | Total coliform density Instantaneous Maximum TNAL of 10,000/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Bacteria (cont.) | Santa Clara River Reaches 3, 4, 5, 6, and 7 | E. coli | E. coli density Instantaneous Maximum TNAL of 235/100 mL | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Santa Clara River Chloride TMDL | Santa Clara River Reach 3 | Chloride | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Nitrogen TMDL | Santa Clara River Reach 3 | Ammonia as Nitrogen | Total Ammonia as Nitrogen Instantaneous Maximum NEL of 4.2 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Santa Clara River Nitrogen TMDL (cont.) | Santa Clara River Reach 7 | Ammonia as Nitrogen | Total Ammonia as Nitrogen Instantaneous Maximum NEL of 5.2 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Santa Monica Bay DDTs and PCBs TMDL | Santa Monica Bay | DDT, PCB | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Santa Monica Bay Debris TMDL | Santa Monica Bay | Plastic Pellets | None | Comply with General Permit. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL | San Diego Creek Watershed | Cadmium | Total Cadmium Instantaneous Maximum NEL of 0.0097 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | San Diego Creek Watershed (cont.) | Copper | Total Copper Instantaneous Maximum NEL of 0.027 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | San Diego Creek Watershed (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.194 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | San Diego Creek Watershed (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.21 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Upper Newport Bay | Cadmium | Total Cadmium Instantaneous Maximum NEL of 0.042 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Upper Newport Bay (cont.) | Copper | Total Copper Instantaneous Maximum NEL of 0.00578 mg/L Discharge Requirement for boatyards is 0 (zero) lbs/year into Upper Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Upper Newport Bay (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.221 mg/L Discharge Requirement for boatyards is 0 (zero) lbs/year into Upper Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Upper Newport Bay (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.095 mg/L Discharge Requirement for boatyards is 0 (zero) lbs/year into Upper Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Lower Newport Bay and Bay Segments (including Costa Mesa Channel and Santa Ana Delhi Channel) | Copper | Copper Instantaneous Maximum NEL of 0.00578 mg/L (Total metals) Discharge Requirement for boatyards is 0 (zero) lbs/year into Lower Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Lower Newport Bay and Bay Segments (including Costa Mesa Channel and Santa Ana Delhi Channel) (cont.) | Lead | Lead Instantaneous Maximum NEL of 0.221 mg/L (Total metals) Discharge Requirement for boatyards is 0 (zero) lbs/year into Lower Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Lower Newport Bay and Bay Segments (including Costa Mesa Channel and Santa Ana Delhi Channel) (cont.) | Zinc | Zinc Instantaneous Maximum NEL of 0.095 mg/L (Total metals) Discharge Requirement for boatyards is 0 (zero) lbs/year into Lower Newport Bay. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Rhine Channel area of Lower Newport Bay | Chromium, Mercury | None | No additional requirements for sediment-based targets Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Rhine Channel area of Lower Newport Bay (cont.) | Copper | Copper Instantaneous Maximum NEL of 0.00578 mg/L (Total metals) | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Rhine Channel area of Lower Newport Bay (cont.) | Lead | Lead Instantaneous Maximum NEL of 0.221 mg/L (Total metals) | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| San Diego Creek and Newport Bay Toxics TMDL (cont.) | Rhine Channel area of Lower Newport Bay (saltwater) | Zinc | Zinc Instantaneous Maximum NEL of 0.095 mg/L (Total metals) | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Baby Beach in Dana Point Harbor and Shelter Island Shoreline Park TMDL | Dana Point Harbor - Baby Beach (Dana Point HSA 3 901.14) | Total coliform, Fecal coliform, Enterococcus (Indicator Bacteria) | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Baby Beach in Dana Point Harbor and Shelter Island Shoreline Park TMDL | San Diego Bay - Shelter Island Shoreline Park (Point Loma HA 4 908.10) | Total coliform, Fecal coliform, Enterococcus (Indicator Bacteria) | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Chollas Creek Diazinon TMDL | Chollas Creek Watershed | Diazinon | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL | Chollas Creek | Copper | Interim Total Copper Instantaneous Maximum TNAL of 0.083 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL (cont.) | Chollas Creek (cont.) | Lead | Interim Total Lead Instantaneous Maximum TNAL of 0.068 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL (cont.) | Chollas Creek (cont.) | Zinc | Interim Total Zinc Instantaneous Maximum TNAL of 0.175 mg/L | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Action Level (TNAL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL (cont.) | Chollas Creek (cont.) | Copper | Total Copper Instantaneous Maximum NEL of 0.083 mg/L. Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for Total Copper above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | October 22, 2028 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL (cont.) | Chollas Creek (cont.) | Lead | Total Lead Instantaneous Maximum NEL of 0.068 mg/L. Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for Total Lead above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | October 22, 2028 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Chollas Creek Metal TMDL (cont.) | Chollas Creek (cont.) | Zinc | Total Zinc Instantaneous Maximum NEL of 0.175 mg/L. Responsible Dischargers are not subject to this NEL until the Compliance Due Date. See interim requirements for Total Zinc above. | In addition to complying with this General Permit, Responsible Dischargers shall take QSE samples in accordance with Section XI.B and shall compare the results to the corresponding TMDL Numeric Effluent Limitation (NEL). Sample, collection, and reporting shall be conducted in accordance with Section XI.B. | October 22, 2028 |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Los Pe ñ asquitos Lagoon Sediment TMDL | Los Pe ñ asquitos Lagoon Watershed | Sediment | None | Responsible Dischargers shall comply with General Permit and provide an estimate of the representative flow rate from their industrial facility for one Qualifying Storm Event (QSE) each reporting year. The Responsible Discharger shall submit the representative flow estimate as a PDF attachment to the Annual Report (due in SMARTS no later than July 15 th of each reporting year). | July 14, 2034 |
| Rainbow Creek Watershed TMDL | Rainbow Creek Watershed | Nitrogen and Phosphorous | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| Shelter Island Yacht Basin Copper TMDL | Shelter Island Yacht Basin | Copper | None | Comply with General Permit | July 1, 2020 ( Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Twenty Beaches and Creeks Indicator Bacteria | Pacific Ocean Shorelines: 5 San Joaquin Hills HSA (901.11) Laguna Beach HSA (901.12) Aliso HSA (901.13) Dana Point HSA (901.14) | Enterococcus, Total Coliform, and Fecal Coliform (Indicator Bacteria) | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Twenty Beaches and Creeks Indicator Bacteria (cont.) | Lower San Juan HSA (901.27) San Clemente HA (901.30) San Luis Rey HU (903.00) San Marcos HA (904.50) San Dieguito HU (905.00) Miramar Reservoir HA (906.10) Scripps HA | Enterococcus, Total Coliform, and Fecal Coliform (Indicator Bacteria) | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |
| TMDL | Impaired Waterbody/ Watershed | Pollutants | Additional TMDL-related Numeric Action Level or Numeric Effluent Limitation (TNAL/NEL) | Required Actions | Compliance Due Date |
|---|---|---|---|---|---|
| Twenty Beaches and Creeks Indicator Bacteria (cont.) | Tecolote Creek (906.50) Forester Creek (907.11) San Diego River (Lower) (907.12) Chollas Creek (908.22) | Enterococcus, Total Coliform, and Fecal Coliform (Indicator Bacteria) | None | Comply with General Permit | July 1, 2020 (Effective Date of these TMDL Requirements) |