Lower Walnut Creek Restoration Project

3 Documents in Project


SCH Number
Lead Agency
Contra Costa County
Document Title
Lower Walnut Creek Restoration Project
Document Type
MND - Mitigated Negative Declaration
Project Applicant
Contra Costa Cnty. Fld .Cnt. Wtr. Con.
Present Land Use
Heavy Industry (Hl) X/Open Space (OS), Heavy lndustry (HI)

Document Description
The purpose of this project is to restore and enhance wetlands and associated habitats in Lower Walnut Creek and provide sustainable flood management, while allowing opportunities for public access and recreation. The proposed project would restore and enhance coastal wetlands and adjacent habitats along the southern shoreline of Suisun Bay and from the mouth of Walnut Creek at Suisun Bay upstream along Walnut Creek and Pacheco Creek, improving habitat quality, diversity, and connectivity along four miles of creek channel, over approximately 386 acres in total. Key project elements include: See NOC for full details.

Contact Information
Ave' Brown
Contra Costa County Dept. of Conserv. and Dev.
30 Muir Road
Martinez, CA 94553

Phone : (925) 313-2311


38°1'"N 122°4'"W
Contra Costa
Cross Streets
Waterfront Road
Total Acres
Parcel #
159-250-014, 159-250-018, 159-250-019, 159-260-XXX, 159-310-029, 159-310-030, 159-310- 031
State Highways
Union Pac., BNSF
Walnut Creek, Susuin Bay
Other Location Info
Parcel Number: 159-310-032, 159-310-033, 159-310-034, 380-020-013. Sections 3, 4, 9, 10, 15, 16, 21, 22, and 23.

Notice of Completion

Review Period Start
Review Period End
Development Type
Recreational Other (Wetland Restoration)
Local Action
Use Permit Restoration
Project Issues
Air Quality Archaeologic-Historic Biological Resources Toxic/Hazardous Water Quality
Reviewing Agencies
California Coastal Commission California Department of Boating and Waterways California Department of Fish and Wildlife, Bay Delta Region 3 California Department of Transportation, District 4 California Highway Patrol California Public Utilities Commission California Regional Water Quality Control Board, San Francisco Bay Region 2 Delta Protection Commission Department of Toxic Substances Control Office of Emergency Services, California Resources, Recycling and Recovery State Water Resources Control Board, Division of Water Quality California State Lands Commission


Environmental Document
Appendix A   PDF 1737 K Appendix B   PDF 30362 K Appendix C   PDF 26761 K Appendix D   PDF 666 K CCC Public Works Initial Study Form   PDF 140 K LWC Restoration NOI - posted   PDF 2208 K LWC_Draft_IS_MND_091119   PDF 39625 K OPR Summary Form   PDF 806 K
NOC_signed with attachment   PDF 261 K
State Comments
2019099043_CSLC Comment Letter   PDF 192 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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