Central Contra Costa Sanitary District
CCCSD Home Page

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Photo of two CCCSD employees reviewing plans.

Who We Are

CCCSD is a progressive sanitary district providing wastewater collection and treatment services to approximately 471,000 people in the central Contra Costa area. Headquartered at the intersection of Interstate 680 and Highway 4, our Martinez-based facility has a treatment capacity of 54 million gallons per day.


Mission Statement
CCCSD's Mission, Vision, and Values.

A brief history of CCCSD.

Awards CCCSD has received in recent years.


Service Area & Statistics
A map of our service area, and statistics.

Central San at a Glance (Video)
Watch a visual profile of Central San.