Section 401 Water Quality Certification Public Notice

Sunnyvale East and West Channels Flood Protection Project


The San Francisco Regional Water Quality Control Board is currently reviewing an application for the following project for water quality certification under Section 401 of the Clean Water Act. We encourage public comments on the proposed work, which will be considered in the decision on certification. You may submit comments on this project to the staff member below.


Project Name:

Sunnyvale East and West Channels Flood Protection Project
City/County:

Sunnyvale, Santa Clara County
Comment Period:

1/29/2025 - 2/18/2025
Project Description:

The purpose of the Project is to provide a 100-year level of flood protection to approximately 1,600 residences, businesses, schools, and 47 acres of valuable public and industrial lands, saving potential flood damages in excess of $54 million in 2020 dollars.
Project Files:

Contact Staff for files
Staff Contact:

Susan Glendening
(510) 622-2462
Water Quality Control Board
1515 Clay Street, Ste 1400
Oakland, CA 94612