Section 401 Water Quality Certification Public Notice
Tassajara Sinkhole Repair
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: |
Tassajara Sinkhole Repair |
| City/County: |
Pleasanton, Alameda County |
| Comment Period: |
6/13/2025 - 7/3/2025 |
| Project Description: |
Repairs to access road for safety and to prevent further erosion due to existing sinkhole below top of bank. |
| 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 |
