Matanzas Creek Reservoir Sediment Removal Project

5 Documents in Project


SCH Number
Lead Agency
Sonoma County Water Agency
Document Title
Matanzas Creek Reservoir Sediment Removal Project
Document Type
NOP - Notice of Preparation

Document Description
The proposed project consists of the following activities to restore floodwater capacity within Matanzas Reservoir: removal of up to approximately 120,000 cubic yards of sediment from the reservoir; annual removal of gravels from the reservoir and placement into Matanzas Creek downstream of the dam to replenish spawning gravels; and construction of permanent access roads into the reservoir and downstream of the dam to facilitate these activities.

Contact Information
Jessica Martini-lamb
Sonoma County Water Agency
Lead/Public Agency
P.O. Box 11628
Santa Rosa, CA 95406

Phone : (707) 547-1903


Santa Rosa
Cross Streets
Bennett Valley Road and Grange Road
Matanzas Creek

Notice of Completion

Review Period Start
Review Period End
Project Issues
Biological Resources Geology/Soils Hazards & Hazardous Materials Hydrology/Water Quality Noise
Reviewing Agencies
California Department of Parks and Recreation California Department of Transportation, District 4 (DOT) California Native American Heritage Commission (NAHC) California Regional Water Quality Control Board, North Coast Region 1 (RWQCB) Department of Water Resources Resources Agency State Water Resources Control Board, Division of Loans and Grants California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW)

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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