Water Quality Control Policy for Siting, Design, Operation and Maintenance of Onsite Wastewater Treatment Systems (OWTS) Policy

Proposed OWTS Policy renewal documents for consideration of adoption released April 4, 2023

• Proposed OWTS Policy word document with track changes (April 4, 2023)

Track changes from “Author” reflect proposed changes circulated for public comments on September 16, 2022. Track changes from “WDR” reflect proposed changes in response to comments after the end of the public comment period on November 1, 2022.

• Proposed OWTS Policy PDF document with no track changes (April 4, 2023)
• Proposed OWTS Policy Staff Report (April 4, 2023)
• OWTS Policy response to public comments (April 4, 2023)

Please email DWQ-WDR@Waterboards.ca.gov for a PDF copy of the “OWTS Policy word document with track changes ”

OWTS Policy Ex Parte Disclosures

• March 24, 2023, The Gualco Group, Inc, Board Vice Chair Dorene D’Adamo, Board Member Laurel Firestone, Board Member Sean Maguire, and Board Member Nichole Morgan Communication Ex Parte Form
• February 28, 2023, The Gualco Group, Inc, Infiltrator Water Technologies, Board Vice Chair Dorene D’Adamo and Board Member Laurel Firestone Communication Ex Parte Form
• January 9, 2023, The Gualco Group, Inc, Infiltrator Water Technologies, and Board Member Nichole Morgan Communication Ex Parte Form
• January 6, 2023, The Gualco Group, Inc, Infiltrator Water Technologies, and Board Member Sean Maguire Communication Ex Parte Form
• October 31, 2022, California Coastkeepers Alliance and State Water Board Vice Chair Dorene D’Adamo Communication Ex Parte Form

OWTS Policy Renewal Staff Workshop October 4, 2022

• October 4, 2022 Staff Workshop Recording

Please email staff at DWQ-WDR@Waterboards.ca.gov for a copy of the presentation slides

Draft OWTS Policy renewal documents for public comment released September 16, 2022

• Draft OWTS Policy (September 16, 2022)
• Draft OWTS Policy Staff Report (September 16, 2022)

Please email DWQ-WDR@Waterboards.ca.gov for a pdf copy of the Draft Policy Document

OWTS Policy Renewal Public Notice August 17, 2022

• Notice | Aviso

OWTS Policy Update, April, 2018

Board Adopted (Final) Documents:

• Board Resolution
• 2018 Board Adopted OWTS Policy
• Staff Report

Board Adopted Policy

• The Board Adopted OWTS Policy and associated documents.

Map Tool

• The State Water Board has developed a web-based map to assist property owners in determining whether they may be affected by the new policy.

More Information

• Water Quality Data (CEDEN and Geotracker)
• Financial Assistance
• Technical Resources
• Waste Discharge Requirements
• USEPA SepticSmart Program
• OWTS Policy

Onsite Wastewater Treatment Systems Policy

1. Accessory Dwelling Unit Permitting Guidelines Onsite Wastewater Treatment
2. Local Agency Reporting of Groundwater Monitoring Data
3. Local Agency Monitoring and Reporting Requirements
4. Water Quality Control Policy for Siting, Design, Operation and Maintenance
5. Commercial Food Service Wastewater Issues
6. OWTS Policy Guidance Timeline Table
7. LAMP Contact List

Background

• Early draft documents, peer review information, etc.