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Central Contra Costa Sanitary District
CCCSD Home Page

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Report a sewer spill at (925) 933-0990 or get other contact information. Household Hazardous Waste - Drop off used batteries, fluorescent lamps, oil, paint and more. Healthy Garden Guide - Learn to manage garden pests with little or no toxic substances. Get more information.

Image of Central Contra Costa Sanitary District Treatment Plant
CCCSD is a special district that collects and cleans an average of 35.6 million gallons of wastewater per day for approximately 461,100 residents and businesses in central Contra Costa County. Click for more details.


Ever wonder what happens to water when it goes down
the drain? The FREE Citizens Academy will provide a
behind-the-scenes look at what it is we do for you.
Click here for program information. 

Pipeline Newsletter

Pipeline Newsletter iconRead the latest edition or back issues of our community

View all Pipeline Newsletters View all Pipeline Newsletters

Public Notices

public notices iconRead about public hearings, new ordinances, amendments to District Code, and more. View current Public Notices View current Public Notices

Construction Cone icon Construction Zone


The Martinez Phase 4 project will replace/rehabilitate sewer pipe at several different sites using open-cut and pipe-bursting methods.

View all neighborhood projects View all neighborhood projects 

Contractors/Bid Documents/RFPs/RFQs

View contractor/bid documents, RFPs and RFQs here See available options

Residential Recycled Water Fill Station

Due to wet weather and holidays, the Fill Station is subject to closure. Please call 925-335-7717 for the latest Fill Station hours and information. 
Click here for information.