Section 401 Water Quality Certification Public Notice

830 Tamalpais Avenue Creek Bank Stabilization - Retaining Wall 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:

830 Tamalpais Avenue Creek Bank Stabilization - Retaining Wall Project
City/County:

Novato, Marin County
Comment Period:

4/9/2026 - 04/30/2026
Project Description:

The purpose of the project is to stabilize an eroding creek-adjacent bank area and protect the existing residential development and associated upland improvements at 830 Tamalpais Avenue. The overall goal is to install an upland-side retaining wall / bank stabilization system and related erosion-control and site restoration measures while avoiding in-channel work and minimizing impacts to waters of the state and adjacent riparian resources.
Project Files:

Contact Staff for files
Staff Contact:

Kelsey Kruger
(510) 622-2357
Water Quality Control Board
1515 Clay Street, Ste 1400
Oakland, CA 94612