San Diego Region - Public Notices for Section 401 Water Quality Certifications

Public Notices

The San Diego Regional Water Quality Control Board is currently reviewing applications for water quality certification under Section 401 of the Clean Water Act for the following projects.  State regulations require that these applications are publicly noticed for a minimum of twenty-one (21) days prior to the San Diego Water Board taking an action.

We encourage public comments on the proposed work which will be considered in the decision on certification. You may submit comments by email, mail, or fax to the San Diego Water Board. Please include the Project Name and Place ID Number in the subject line of your correspondence and deliver to:

California Regional Water Quality Control Board
San Diego Region
2375 Northside Drive, Suite 100
San Diego, CA 92108
RB9_DredgeFill@waterboards.ca.gov
Fax: (619) 516-1994

For Project-specific information, please contact the assigned San Diego Water Board staff. To schedule a file review, email rb9_records@waterboards.ca.gov.

Comment Period

Place ID Number

Project Name and Description

Contact

9/11/2025 - 10/2/2025

896485

Buchanan Canyon Sewer Replacement Project
Applicant: City of San Diego Engineering and Capital Projects

The applicant proposes to replace sections of the City sewer system within Buchanan Canyon. Work would involve excavation of open trench and temporary access pits, installation of new manholes, realignment of an existing concrete lined channel (Hayes Ditch), and construction of a new maintenance vehicle pullout along the east side of the northbound Sixth Street connector to State Route 163. The Project is located in the City of San Diego, San Diego County, CA.

Hayley Sue

Hayley.Sue@waterboards.ca.gov

9/11/2025 - 10/2/2025

897153

Del Mar Beach Erosion and Stabilization Repair Project
Applicant: U.S. Marine Corps Base Camp Pendleton

The applicant proposes to repair and stabilize eroded embankments with rip rap revetments and to remove deteriorated structures, including a failed retaining wall and boat launch ramp. The Project is located in Camp Pendleton, San Diego County, CA.

Lauren Kim

Lauren.Kim@waterboards.ca.gov

 

 

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