General Orders

Items on this page are listed in reverse chronological order.

General Waste Discharge Requirements/NPDES Permit for Discharge to Surface Waters of Groundwater from Cleanup of Petroleum Fuel Pollution

Discharges of treated groundwater, from cleanup of petroleum fuel pollution, to surface water may obtain authorization under this General Order to discharge. To obtain authorization for continued and future discharges to surface water, Dischargers must submit a complete application as described on pages 4 and 5 of this Order.


Waste Discharge Requirements for Municipal Wastewater Dischargers that Meet Objectives/Criteria at the Point of Discharge to Surface Water (Municipal General Order)

Dischargers pursuing regulatory coverage for their surface water discharge under the Municipal General Order must submit a Notice of Intent to the Central Valley Water Board for review and approval, as described in the Order (see in part section II of the Limitations and Discharge Requirements and Attachment B – Notice of Intent).


General Waste Discharge Requirements for Growers within the Eastern San Joaquin River Watershed that are Members of a Third-Party Group


General Waste Discharge Requirements for Growers within the Grassland Drainage Area


General Waste Discharge Requirements for Growers within the Sacramento River Watershed Area that are Members of a Third-Party Group


General Waste Discharge Requirements for Growers within the San Joaquin County and Delta Area that are Members of a Third-Party Group


General Waste Discharge Requirements for Growers within the Tulare Lake Basin Area that are Members of a Third-Party Group


General Waste Discharge Requirements for Growers within the Western San Joaquin River Watershed that are Members of a Third-Party Group


General Waste Discharge Requirements for Growers within the Western Tulare Lake Basin Area that are Members of a Third-Party Group


General Waste Discharge Requirements/NPDES Permit For Existing Milk Cow Dairy Concentrated Animal Feeding Operations Within The Central Valley Region


Waste Discharge Requirements for Cold Water Concentrated Aquatic Animal Production Facility Discharges to Surface Waters


General Waste Discharge Requirements for Discharges of Waste Associated with Medicinal Cannabis Cultivation Activities


General Waste Discharge Requirements for Poultry Operations


Waste Discharge Requirements and Clean Water Act Section 401 Water Quality Certification for United States Army Corps of Engineers, South Sacramento Habitat Conservation Plan Programmatic General Permit


General Waste Discharge Requirements for Sacramento Valley Rice Growers


General Waste Discharge Requirements/NPDES Permit for Limited Threat Discharges to Surface Waters

  • Order R5-2016-0076-01/NPDES Permit No. CAG995002, Adopted on 14 October 2016, modified on 28 October 2016, and amended by Order R5-2018-0002 on 1 February 2018
    Discharges of the following wastewaters may obtain authorization under this General Order. To obtain authorization for discharges to surface water, Dischargers must submit a complete a Notice of Intent as described in Attachment J of this General Order.
    • Tier 1A: Relatively clean discharges of less than 0.25 million gallons per day (MGD) and/or less than 4 months in duration.
    • Tier 1B: Relatively clean discharges greater than or equal to 0.25 MGD and/or greater than or equal to 4 months in duration.
    • Tier 2: Discharges that may contain toxic organic constituents, volatile organic compounds, pesticides, inorganic constituents, chlorine, and/or other chemical constituents that require treatment prior to discharge.
    • Tier 3: Discharges of wastewater from hard rock mines.
  • Notices of Applicability issued to facilities under Order
    To terminate coverage under this General Order enrollees must submit a Notice of Termination.
  • Previous Versions and Amending Orders:

Waste Discharge Requirements General Order for Discharges Related to Timberland Management Activities for Non-Federal and Federal Land

This Order serves as general waste discharge requirements (WDRs) for waste discharges related to timberland management activities on both non-federal and federal lands (managed by the U.S. Forest Service) that could affect waters of the state.

For more information please see our Forest Activities page.


Waste Discharge Requirements General Order for Confined Bovine Feeding Operations


Waste Discharge Requirements General Order for Oil Field Discharges to Land, General Order Number One


Waste Discharge Requirements General Order for Oil Field Discharges to Land, General Order Number Two


Waste Discharge Requirements General Order for Oil Field Discharges to Land, General Order Number Three


Water Reclamation Requirements for Recycled Water Use


General Waste Discharge Requirements for Composting Operations


Waste Discharge Requirements General Order for In-Situ Remediation and Discharge of Treated Groundwater to Land


General Waste Discharge Requirements for Discharges to Land by Small Domestic Wastewater Treatment Systems


General Waste Discharge Requirements for Existing Milk Cow Dairies


General Waste Discharge Requirements for Discharges from Irrigated Lands within the Central Valley Region for Dischargers Not Participating in a Third-Party Group


General Waste Discharge Requirements/NPDES Permit for Discharge to Surface Waters of Groundwater from Cleanup of Petroleum Fuel Pollution

Discharges of treated groundwater, from cleanup of petroleum fuel pollution, to surface water may obtain authorization under this General Order to discharge. To obtain authorization for continued and future discharges to surface water, Dischargers must submit a complete application as described on pages 4 and 5 of this Order.


General Waste Discharge Requirements/NPDES Permit for Dewatering and Other Low Threat Discharges to Surface Waters


General Water Quality Order 2012-0010 (General Waste Discharge Requirements For Aquifer Storage And Recovery Projects That Inject Drinking Water Into Groundwater)


Waste Discharge Requirements General Order for United States Army Corps of Engineers, Department of Water Resources and the Port of Stockton, Stockton Deep Water Ship Channel Maintenance Dredging Activities from Channel Mile 4.4 to Mile 41.0 (Contra Costa, Sacramento and San Joaquin Counties


Final General Waste Discharge Requirements for Centralized Dairy Manure Anaerobic Digester or Centralized Dairy Manure Co-Digester Facilities


General Waste Discharge Requirements for Dairies with Manure Anaerobic Digester or Co-Digester Facilities


General Waste Discharge Requirements for Maintenance Dredging Operations, Sacramento-San Joaquin Delta


General Waste Discharge Requirements for In-Situ Groundwater Remediation at Sites with Volatile Organic Compounds, Nitrogen Compounds, Perchlorate, Pesticides, Semi-Volatile Compounds, Hexavalent Chromium and/or Petroleum Hydrocarbons

  • Order No. R5-2008-0149, Adopted on 11 September 2008
    This general order has been superseded by general order R5-2015-0012. All new Notices of Applicability for in-situ cleanup will occur under that order. Notices of Applicability issued under R5-2008-0149 are still in effect until terminated. Once all Notices of Applicability issued under R5-2008-0149 have been terminated that general order will be rescinded.
  • Notices of Applicability issued to facilities under Order

General Waste Discharge Requirements for the Discharge of Biosolids to Land for Use As a Soil Amendment in Agricultural, Silvicultural, Horticultural, and Land Reclamation Activities


General National Pollutant Discharge Elimination System Permit for the Discharge of Aquatic Pesticides for Aquatic Weed Control in Waters of the United States - Revised


Waste Discharge Requirements General Order for United States Army Corps of Engineers and the Port of Sacramento, Sacramento Deep Water Ship Channel Maintenance Dredging Activities Channel Mile 0.0 to 43.4, for Contra Costa, Sacramento, Solano, and Yolo Counties


General Waste Discharge Requirements For Discharges to Land With a Low Threat to Water Quality


General Waste Discharge Requirements for Land Discharge of Groundwater or Surface Water from Cleanup of Petroleum Pollution


A Moratorium on the Disposal of Decommissioned Materials to Class III and Unclassified Waste Management Units


ARARs Resolution for CERCLA Cleanups

  • Resolution No. 98-240, Adopted on 11 December 1998
    Central Valley Regional Water Board Resolution No 98-240, Confirming Application of Resolution No. 92-49 and the Basin Plan as Requirements for Groundwater and Soil Cleanups at McClellan Air Force Base. This Board Resolution identifies and confirms State Applicable or Relevant and Appropriate Requirements (ARARs) for groundwater and soil cleanups at CERCLA (Superfund) sites.