Wet Weather Bypass Improvement Project


SCH Number
Lead Agency
Central Contra Costa Sanitary District
Document Title
Wet Weather Bypass Improvement Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Heavy Industrial/Public Use

Document Description
Central Contra Costa Sanitary District (CCCSD) is the agency responsible for wastewater collection, treatment, and disposal in central Contra Costa County. CCCSD proposes to improve its wastewater treatment plant's wet weather bypass system by constructing a new outlet that will allow, under appropriate conditions, wet weather and other treated and stored flows to be discharged directly to the Walnut Creek channel.

Contact Information
Russell B. Leavitt
Central Contra Costa Sanitary District
5019 Imhoff Place
Martinez, CA 94553

Phone : (925) 229-7255


Contra Costa
Cross Streets
Imhoff Drive and Waterbird Way
Total Acres
Parcel #
State Highways
SR-4, I-680
Buchanan Field
Walnut Creek, Grayson Creek, Pacheco Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Waste Treatment:Other (Bypass Pipe)
Local Action
Other Action Other Action: Project Approval
Project Issues
Aesthetic/Visual Agricultural Land Air Quality Archaeologic-Historic Drainage/Absorption Flood Plain/Flooding Geologic/Seismic Minerals Noise Population/Housing Balance Public Services Recreation/Parks Schools/Universities Sewer Capacity Soil Erosion/Compaction/Grading Toxic/Hazardous Traffic/Circulation Vegetation Water Supply Wetland/Riparian Wildlife Growth Inducing Land Use Cumulative Effects
Reviewing Agencies
California Department of Fish and Wildlife, Bay Delta Region 3 California Department of Parks and Recreation California Highway Patrol California Native American Heritage Commission California Public Utilities Commission California Regional Water Quality Control Board, San Francisco Bay Region 2 Caltrans, Division of Aeronautics Department of Toxic Substances Control Department of Water Resources Office of Historic Preservation Resources Agency Resources, Recycling and Recovery State Water Resources Control Board, Divison of Financial Assistance California Department of Transportation, District 4

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 state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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