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Shahram Kharaghani, PhD, PE Stormwater Program Manager

Meeting the Challenges of the Trash TMDL. Shahram Kharaghani, PhD, PE Stormwater Program Manager. Meeting the Challenges of the Trash TMDL. Trash TMDL Overview. Background What is the City doing?. Trash TMDL. Where does the trash go when you litter?. Trash TMDL.

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Shahram Kharaghani, PhD, PE Stormwater Program Manager

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  1. Meeting the Challenges of the Trash TMDL Shahram Kharaghani, PhD, PE Stormwater Program Manager

  2. Meeting the Challenges of the Trash TMDL Trash TMDL Overview Background What is the City doing?

  3. Trash TMDL Where does the trash go when you litter?

  4. Trash TMDL Total Maximum Daily Loads (TMDLs) Definition: Total Maximum Daily Load – Maximum amount of a pollutant that a water body can absorb without impairing designated beneficial uses such as drinking, swimming, fishing, etc.

  5. Trash TMDL TMDLs are issued on a watershed-basis: • TMDLs regulations impact all municipalities • Watershed does not recognize political boundaries • Watershed involves multiple agencies

  6. Trash TMDL Watersheds in the City of Los Angeles

  7. 1/2 1/2 1/2 1/2 F E F E F F E E Trash TMDL Los Angeles River and Ballona Creek Trash TMDL Compliance Requirements 50% reduction Adopted Sept. 19 RWQCB 20% reduction 0% trash? Sept. 2002 2001 2014 2009 2006 Adopted Feb. 19 SWRCB Jul. 16 State OAL Aug. 1 USEPA 10% thereafter Reopener & Reassessment of final target

  8. Trash TMDL Los Angeles River and Ballona Creek Trash TMDL Implementation Strategies • Structural BMPs • Public Outreach • Institutional Controls

  9. Trash TMDL City of Los Angeles Trash Generation Hot Spots High > 14 cf / ac Med 6 - 14 cf / ac Low < 5 cf / ac

  10. Trash TMDL City of Los Angeles Trash Generation Hot Spots How is the City addressing these spots? • 10,000 CB inserts • 6,000 CB covers • Netting systems • Hydrodynamic devices

  11. Trash TMDL Implementation Measures – Structural Hydrodynamic device – CDS

  12. Trash TMDL Implementation Measures – Structural Catch basin inserts

  13. Trash TMDL Implementation Measures – Structural Catch basin screen covers

  14. Trash TMDL Implementation Measures – Structural Netting systems

  15. Trash TMDL Implementation Measures – Structural Trash Capture Baskets

  16. Trash TMDL Implementation Measures – Outreach Public and Business Call (800) 974-9794 for available materials

  17. Trash TMDL Implementation Measures – Outreach Partnerships • Outreach for business and merchant associations • Outreach for interdepartmental departments

  18. Trash TMDL Implementation Measures – Institutional Enforcement • Inspect priority industrial/commercial sites • Investigate complaints from the Public • Follow up inspection of construction sites • Progressive Enforcement

  19. Trash TMDL Implementation Measures – Institutional Catch Basin Cleaning

  20. Trash TMDL Implementation Measures – Institutional Street Sweeping

  21. Future TMDLs bacteria nutrients toxic metals & chemicals oil and grease pesticides & herbicides

  22. Trash TMDL Funding • Stormwater Pollution Abatement Fund (SPA) • Proposition O • Grants

  23. Mission Statement To protect the beneficial uses of receiving waters, while complying with all pollution abatement regulations.

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