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

8/22/2025 - 9/12/2025

900367

San Luis Rey Habitat Management Area Wetland Restoration Project
Applicant: San Diego County Water Authority

The applicant proposes to restore, enhance, and preserve wetland habitat and restore adjacent upland habitat on a 48 acre property site on the north side of the San Luis Rey River for Advanced Permittee Responsible Mitigation. The Project is located in the City of Fallbrook, San Diego County, CA.


Alan Monji

Alan.Monji@waterboards.ca.gov

8/15/2025 - 9/5/2025

895353

eTS 63586.01 TL 674 Pole Replacement and Maintenance Pad Project
Applicant: San Diego Gas and Electric

The applicant proposes to remove H-frame poles Z413083, Z413084, and Z413085 and install new H-frame engineered steel poles in place of Z413083 and Z413085. Additionally, a maintenance pad will be constructed at pole Z413083.  The Project is located in the City of Encinitas, San Diego County, CA.


Alan Monji

Alan.Monji@waterboards.ca.gov

8/15/2025 - 9/5/2025

901408

Carlsbad Cable Hub and Honomoana Cable System
Applicant: Starfish Infrastructure Inc and Elkhorn Services LLC
The applicants propose the installation of a cable landing site that would accommodate four trans-Pacific subsea fiber-optic data cable systems and install a subsea cable system. The Project is located in the City of Carlsbad, San Diego County, CA.

Hayley Sue

Hayley.Sue@waterboards.ca.gov

8/8/2025 - 8/29/2025

897542

Douglas Street Bridge Seismic Retrofit Project
Applicant: City of Oceanside

The applicant proposes to conduct seismic retrofit for some of the existing bridge superstructure and substructure to meet current seismic standards. The Project includes the installation of two concrete fish passage flumes underneath the bridge. The Project is located in the City of Oceanside, San Diego County, CA.

Alan Monji

Alan.Monji@waterboards.ca.gov

 

 

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