Water Quality Control Policy for Siting, Design, Operation and Maintenance of Onsite Wastewater Treatment Systems (OWTS) Policy
Adopted OWTS Policy on April 18, 2023
Board Adopted (Final) Documents:
- Board Resolution (April 18, 2023)
Approved by OAL on September 26, 2023
- 2023 Board Adopted OWTS Policy (April 18, 2023)
- Staff Report (April 18, 2023)
Map Tool
- Coming Soon - State Water Board public map tool of the adopted 2023 OWTS Policy, Attachment 2 impaired areas
More Information
- Water Quality Data (CEDEN and Geotracker)
- Financial Assistance
- Technical Resources
- Waste Discharge Requirements
- USEPA SepticSmart Program
- OWTS Policy
- OWTS Policy: Public Fact Sheet Summary
Onsite Wastewater Treatment Systems Policy
- Accessory Dwelling Unit Permitting Guidelines Onsite Wastewater Treatment
- Local Agency Reporting of Groundwater Monitoring Data
- Local Agency Monitoring and Reporting Requirements
- Water Quality Control Policy for Siting, Design, Operation and Maintenance
- Commercial Food Service Wastewater Issues
- OWTS Policy Guidance Timeline Table
- LAMP Contact List
OWTS Policy General Information
The State Water Board adopted the Water Quality Control Policy for Siting, Design, Operation and Maintenance of Onsite Wastewater Treatment Systems (OWTS Policy) in June of 2012 and renewed its conditional waiver in April of 2018, for the first renewal and in April 2023 for the second renewal. Below are the 2018 and 2012 Policy and resolutions.
OWTS Policy Update, April, 2018
Board Adopted (Final) Documents:
Board Adopted Policy, June, 2012
- Board Resolution No. 2012-0032
- 2012 Board Adopted OWTS Policy
- Summary of the 2012 Board Adopted OWTS Policy
- OWTS Policy -Substitute Environmental Document.
OWTS Policy Documents and Recordings
- OWTS Policy Renewal Adoption, Recording, April 18, 2023
- OWTS Policy Renewal Public Notice | Aviso, August 17, 2022
- Staff Workshop Recording, October 4, 2022
- OWTS Policy Renewal Adoption, Recording, April 17, 2018
For Information or requests regarding this Policy, please email DWQ-WDR@Waterboards.ca.gov
For Information or requests regarding this Policy, please email DWQ-WDR@Waterboards.ca.gov
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