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

7/18/2025 - 8/8/2025

752005

East County Sand Mine Project
Applicant: East County Sand, LLC

The applicant proposes to construct a portion of Slaughterhouse Creek and San Vicente Creek channels in a configuration that will convey a 100-year storm flow upon completion of the Project as part of the reclamation plan. The Project includes mining of approximately 674,000 cubic yards of sand and topsoil. The Project is located in Lakeside, San Diego County, CA.

Alan Monji

Alan.Monji@waterboards.ca.gov

6/19/2025 - 7/10/2025

897950

Vail Dam Seismic and Hydrologic Remediation Project
Applicant: Rancho California Water District

The applicant proposes construct a new straight axis gravity concrete dam downstream of the existing dam. The Project is located in the City of Temecula, Riverside County, CA.

Alan Monji

Alan.Monji@waterboards.ca.gov

 

 

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