Section 401 Water Quality Certification Public Notice

San Lorenzo Creek Remediation And Bank Stabilization Project- D'costa Property Reach


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 Lorenzo Creek Remediation And Bank Stabilization Project- D'costa Property Reach
City/County:

Castro Valley, Alameda County
Comment Period:

7/18/2025 - 8/7/2025
Project Description:

The purpose of this project is to address a violation of the Alameda County Watercourse Protection Ordinance, filed by the County Public Works Agency and to remediate the unpermitted sakrete fill along 85 ft. of San Lorenzo Creek.
Project Files:

Contact Staff for files
Staff Contact:

Brian Wines
(510) 622-5680
Water Quality Control Board
1515 Clay Street, Ste 1400
Oakland, CA 94612