Adopted Orders/Permits

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Our adopted orders include the Individual and General National Pollutant Discharge Elimination System (NPDES) Permits and Waste Discharge Requirements (WDRs)

The General National Pollutant Discharge Elimination System (NPDES) Permits and Waste Discharge Requirements(WDRs) are listed below. To view information about specific permitees (both individual and general), please see the following two links:

• ADOPTED PERMITS LISTED BY YEAR or
• ADOPTED PERMITS/INFORMATION SEARCH

General National Pollutant Discharge Elimination System (NPDES) Permits

• ORDER NO. R4-2007-0022 (CAG914001)
  Discharges of Treated Groundwater from Investigation and/or Cleanup of Volatile Organic Compound Contaminated-Sites to Surface Waters. (posted April, 26, 2007)
  (note: this Order replaced Order No. R4-2002-0107 )
• Appendix A
• Attachment A (Definitions)
• Attachment B (Waterbody Limits)
• Attachment C (Form and Instructions)
• Attachment D (Standard Provisions)
• Attachment E (Screening Level)

• ORDER NO. R4-2007-0021 (CAG834001)
  Treated Groundwater and Other Wastewaters from Investigation and/or Cleanup of Petroleum Fuel-Contaminated Sites to Surface Waters. (posted April, 26, 2007)
  • Attachment A
  • Attachment B
  • Attachment D
  • Attachment G

• ORDER NO. R4-2004-0109 (CAG674001)
  Discharges of Low Threat Hydrostatic Test Water to Surface Waters
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I

• ORDER NO. R4-2004-0058 (CAG994003)
  Discharges of Non Process Wastewater to Surface Waters
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I

• ORDER NO. R4-2003-0111 (CAG994004)
  Discharges of Groundwater from Construction Dewatering to Surface Waters. (note: this Order replaced Order No. 97-043, and Order No. 97-045)
  
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I

• ORDER NO. R4-2003-0108 (CAG994005)
  Discharges of Groundwater from Potable Water Supply Wells to Surface Waters
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I
    

• ORDER NO. R4-2002-0125 (CAG834001)
  Treated Groundwater and Other Wastewaters from Investigation and/or Cleanup of Petroleum Fuel-Contaminated Sites to Surface Waters
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I

• ORDER NO. R4-2002-0107 (CAG914001)
  Discharges of Treated Groundwater from Investigation and/or Cleanup of Volatile Organic Compound Contaminated-Sites to Surface Waters
  • Attachment A
  • Attachment B
  • Attachment C
  • Appendix I

General Waste Discharge Requirements (WDRs)

• ORDER NO. R4-2007-0019 and RESOLUTION NO. R07-001
  Groundwater Remediation At Petroleum Hydrocarbon Fuel, Volatile Organic Compound And/Or Hexavalent Chromium Impacted Sites.
  (posted March 6, 2007)
  (note: this Order replaced Order No. R4-2005--0030, and Order No. R4-2002-0030)
  • Attachment A (Table I)
  • Attachment B (Water Quality Objective)
  • Attachment C (Standard Provisions)

• ORDER NO. R4-2004-0146
  Waste Discharge Requirements for Residential Onsite Wastewater Treatment Systems
  • Attachment A (5 MB - Please be patient when downloading this file)
  • Attachment B
  • Attachment C
    

• ORDER NO. 01-031
  Small Commercial and Multifamily Residential Subsurface Sewage Disposal Systems
  

• ORDER NO. 93-010
  Specified Discharges to Groundwater in Santa Clara River and Los Angeles River Basins
  

• ORDER NO. 91-94
  Private Subsurface Sewage Disposal Systems in Areas Where Ground Water is Used or May Be Used for Domestic Purposes
  

• ORDER NO. 91-93
  Non-Hazardous Contaminated Soils and Other Wastes in Los Angeles and Santa Clara River Basins.