Section 401 Water Quality Certification Public Notice

Halo Ranch Mitigation Bank Restoration 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:

Halo Ranch Mitigation Bank Restoration Project
City/County:

Unincorporated, Sonoma County
Comment Period:

1/28/2026 - 02/17/2026
Project Description:

Restoration activities within the Project Area include rehabilitation, re-establishment, establishment, and enhancement of tidal wetland, seasonal wetland, non-wetland riparian, and non-perennial stream. These restored aquatic resources are intended to mimic historic conditions within the Project Area, and to contribute functioning ecosystem services within the watershed.
Project Files:

Contact Staff for files
Staff Contact:

Elizabeth Morrison
(510) 622-2330
Water Quality Control Board
1515 Clay Street, Ste 1400
Oakland, CA 94612