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Storm Water - Municipal Permits

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Disclaimer and Notes:

The NPDES Permit pdf documents might be formatted differently than the hard copies. We are in the process of reformating the permit pdf files to match the format on the hard copies.

Most forms in Adobe Acrobat may be filled out electronically.

If you do not have adobe acrobat reader, it can be downloaded for free. Click here for link to the Adobe site.

Information on Funding Sources for Stormwater Projects

  • new2014 California Financing Coordinating Committee Funding Fairs
  • Potential Funding Sources for MS4 Projects (September 2013)
  • September 24, 2013 State Board Presentation about Available Funding for Stormwater Projects
  • newNEW 2014 TIGER Grant Program
    • The U.S. Department of Transportation recently announced that the Transportation Investment Generating Economic Recovery (TIGER Discretionary Grant program) has up to $600 million available for capital projects related to highways, bridges, public transportation, rail, ports, and intermodal projects. A primary selection criterion specifically mentions addressing stormwater through natural means, avoiding impacts to water quality, and providing benefits like groundwater recharge, brownfield redevelopment, and stormwater mitigation including green infrastructure. Of this funding, $35 million is available for project and regional-level planning that include factors like stormwater and future risks and vulnerabilities like extreme weather and climate change. Eligible applicants are State, local, and tribal governments, transit agencies, port authorities, metropolitan planning organizations, other political subdivisions of State or local governments, and multi-State or multi-jurisdictional groups applying through a lead applicant. TIGER applications are due April 28, 2014. Additional details: www.dot.gov/tiger

City of Long Beach

Final Waste Discharge Requirements for Municipal Separate Storm Sewer System (MS4) Discharges within the City of Long Beach MS4 (posted March 11, 2014)

newLID BMP Manual

newRevised Fact Sheet

newRevised Order

newResponse to Comments

newOrder on Requests Concerning Hearing Procedures and Process, Untimely Written Comments, and Order of Proceedings

Public Comments on the Tentative Long Beach MS4 Permit:

  • City of Long Beach
  • US EPA
  • Environmental Groups
  • Signal Hill

  • newPublic Notice – Second extension of public comment period (posted Jan 10, 2014)

    Public Notice Extending Public Comment Period (posted Dec 16, 2013)


    newTentative Long Beach MS4 Permit

    Permit: Long Beach Municipal Permit (Order No. 99-060; NPDES No. CAS004003)

    County of Los Angeles

    Time Schedule Order No. R4-2014-0023 Requiring the City of Los Angeles (Inner Cabrillo Beach, Los Angeles Harbor) To Comply With Requirements Prescribed in Order No. R4-2012-0175 (NPDES Permit No. CAS004001)

    LARWQCB Response to Petitions A-2236(a) through (kk)

    Administrative Record for Order No. R4-2012-0175 (Note: Some of the files are large. Please be patient when opening the files; it may take a moment.)

    Implementation of the Los Angeles County Areawide MS4 Permit

    Final Waste Discharge Requirements for Municipal Separate Storm Sewer System (MS4) Discharges within the Coastal Watersheds of Los Angeles County, Except Those Discharges Originating from the City of Long Beach MS4 (posted December 5, 2012)


    Second (2nd) Revised Tentative Waste Discharge Requirements for Municipal Separate Storm Sewer System (MS4) Discharges within the Coastal Watersheds of the County of Los Angeles, Except Those Discharges Originating from the City of Long Beach (posted November 5, 2012).

    List of Attachments that have been revised

    Response to Comments on the June 6, 2012, draft of the Tentative Waste Discharge Requirements for Municipal Separate Storm Sewer System (MS4) Discharges within the Coastal Watersheds of Los Angeles County, Except Those Discharges Originating from the City of Long Beach (posted October 23, 2012)

    1. Non-Stormwater Discharges Matrix
    2. Receiving Water Limitations Matrix
    3. Monitoring and Reporting Program Matrix
    4. Watershed Management Program Matrix
    5. Minimum Control Measures Matrix
    6. Total Maximum Daily Loads (General) Matrix
    7. Total Maximum Daily Loads (Specific) Matrix
    8. General and Miscellaneous Matrix
    9. Supplemental MCM Matrix (posted November 6, 2012)
    10. USEPA Comment Matrix (posted November 6, 2012)

    Revised Tentative Waste Discharge Requirements For Municipal Separate Storm Sewer System (MS4) Discharges Within The Coastal Watersheds Of The County Of Los Angeles, Except Those Discharges Originating From The City Of Long Beach (posted October 18, 2012)



    October 4-5, 2012 Public Hearing on Tentative LA County MS4 Permit


    Technical Comments on the June 6, 2012, draft of the Tentative Waste Discharge Requirements for Municipal Separate Storm Sewer System (MS4) Discharges within the County of Los Angeles Flood Control District, Including the County of Los Angeles and Incorporated Cities therein, except the City of Long Beach. All comments received by July 23, 2012, are included in the following groups: (Updated August 7, 2012)


    Tentative Waste Discharge Requirements For Municipal Separate Storm Sewer System (MS4) Discharges Within The County Of Los Angeles Flood Control District, Including The County of Los Angeles and Incorporated Cities Therein, Except The City Of Long Beach (posted June 6, 2012)


    May 3, 2012 Board Workshop

    Staff Working Proposals for LA County MS4 Permit Reissuance

    1. Transmittal Memo for Working Proposals
      1. Working Proposal of Watershed Management Program Provisions
      2. Working Proposal of TMDL Provisions
      3. Working Proposal of Receiving Water Limitation Provisions

    April 5, 2012 Board Workshop


    County of Ventura