The Yolo Bypass Cache Slough (YBCS) Master Plan is a State of California document that supports continued efforts of the YBCS Partnership. The California Department of Water Resources (DWR) developed the Public Draft of the YBCS Master Plan in close coordination with the Central Valley Flood Protection Board (CVFPB). DWR and CVFPB received input from other members of the YBCS Partnership and California Tribes during the planning process.
The YBCS Master Plan’s Purpose is to:
- Guide continued project planning and implementation consistent with the Central Valley Flood Protection Plan and its Conservation Strategy
- Inform the U.S. Army Corps of Engineers Yolo Bypass Comprehensive Study
- Support continued efforts to advance the goals of the YBCS Partnership

YBCS Master Plan
Publish Date: Coming Soon
Click here to access:
Final Draft – YBCS Master Plan and Appendices
- Appendix A – Related Water Management Plans and Efforts
- Appendix B – Project and Plan Summaries
- Appendix C – Hydrologic & Hydraulic Analysis (Attachments A-E click here to request)
- Appendix D – Ecosystem Baseline Report – Attachments 1-5
- Appendix E – Supplemental Information for Flood Management Operations and Maintenance
Prior Version:
Public Draft YBCS Master Plan
Publish Date: April 2025