Section 401 Water Quality Certification Public Notice

San Gregorio Creek Habitat Enhancement Phase III


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:

San Gregorio Creek Habitat Enhancement Phase III
City/County:

Unincorporated, San Mateo County
Comment Period:

3/26/2024 - 4/16/2024
Project Description:

The San Gregorio Creek Habitat Enhancement Phase III (project) will enhance creek habitat to benefit federally threatened Central California Coast (CCC) steelhead trout (Oncorhynchus mykiss) and both federally and state endangered CCC coho salmon (Oncorhynchus kisutch), as well as other native aquatic species such as Pacific lamprey (Entosephenus tridentatus) which is both a California Department of Fish and Wildlife species of special concern and the focus of the Pacific Lamprey Conservation Initiative.
Project Files:

Contact Staff for files
Staff Contact:

Tahsa Sturgis
(510) 622-2316
Water Quality Control Board
1515 Clay Street, Ste 1400
Oakland, CA 94612