Construction Stormwater General Permits

2009-0009-DWQ Construction general permit (effective july 1, 2010)

• Adopted Order 2009-0009-DWQ (As amended by 2010-0014-DWQ and 2012-0006-DWQ)
  • Complete download with Attachments and Appendices (updated 01/23/13)
  • Fact Sheet (updated 01/23/13)
  • Order (updated 01/23/13)
  • Attachment A – Linear Underground/Overhead Requirements (updated 01/23/13)
  • Attachment A.1 – LUP Type Determination (updated 01/23/13)
  • Attachment A.2 – LUP Permit Registration Documents (updated 01/23/13)
  • Attachment B – Permit Registration Documents (updated 01/23/13)
  • Attachment C – Risk Level 1 Requirements (updated 01/23/13)
  • Attachment D – Risk Level 2 Requirements (updated 01/23/13)
  • Attachment E – Risk Level 3 Requirements (updated 01/23/13)
  • Attachment F – Active Treatment System (ATS) Requirements (updated 01/23/13)
  • Appendix 1 – Risk Determination Worksheet (Excel)
    • 303(d) List
  • Appendix 2 – Post-Construction Water Balance Performance Standard (updated 01/23/13)
    • Appendix 2.1 – Post-Construction Water Balance Performance Standard ( PDF | Excel ) (7/9/12)
      (Note:  The Post-Construction Water Balance Calculator is now provided electronically in SMARTS at https://smarts.waterboards.ca.gov)
  • Appendix 3 – Bioassessment Monitoring Guidelines (updated 01/23/13)
  • Appendix 4 – Adopted/Implemented Sediment TMDLs (updated 01/23/13)
    • Non Sediment TMDL
    • Sediment TMDL
  • Appendix 5 – Glossary (updated 01/23/13)
  • Appendix 6 – Acronyms (updated 01/23/13)
  • Appendix 7 – State and Regional Water Resources Control Board Contacts (updated 01/23/13)
• Guidance
  • Construction General Permit Wildfire Compliance Guidance (11/18/20)
  • CGP Review Issues:
    • Issue # 1
    • Issue # 2
    • Issue # 3
    • Issue # 4
    • Issue # 5
  • Risk Assessment Map References
    • K Factor Map
    • LS Factor Map
    • Receiving Water Risk Map
    • Isoerodent Map of California
    • Phase I & II SUSMP Map
  • QSD/QSP Training/Exam Information
  • 2009-0009 DWQ General Permit – Frequently Asked Questions
    • General Construction
  • Linear Underground/Overhead Project Flowcharts (9/25/09)
  • Bioassessment Index Period Map (9/25/09)
• Previous Drafts and Comments
• Order 2012-0006-DWQ (amends 2009-0009-DWQ as amended by 2010-0014-DWQ)
• Order 2010-0014-DWQ (amends 2009-0009-DWQ)

Questions or comments?

Please contact the Construction Storm Water Unit by email at: stormwater@waterboards.ca.gov or by phone at: (866) 563-3107.