Central Contra Costa Sanitary District
CCCSD Home Page

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Serving more than 450,000 Contra Costa residents.


Whether you need to hook up a new sewer system, or want to learn more about pollution prevention or household hazardous waste we can help.

Rates & Fees
Sewer connections are handled by the Permit Team on an individual basis.

Permits/Connection Information 
Information on sewer permits within CCCSD's service area.

Sewer Emergency Contacts 
Obtain emergency response by calling (925) 933-0990 or (925) 933-0955. We respond to emergencies within 30 minutes and non-emergencies within 45 minutes.

Pollution Prevention 
Preventing pollution is our goal. This goal is achievable with your help.

Sewer Overflow Prevention 
What you can do to help prevent sewer spills.

Construction Zones 
Information regarding CCCSD's current construction projects.

Residents FAQs
Here's a list of the most frequently asked questions from residents.

Earthquake Preparedness

Links to websites and information to help you prepare for an earthquake.

Overflow Protection Device. Protect your property from sewage backups. Get more information.

F.O.G. Fats, Oils, Grease! Put it in the trash, Not down the drain! Get more information.

Household Hazardous Waste. Drop off used batteries, fluorescent lamps, oil, paint and more. Click to learn more.

Healthy Garden Guide. Learn to manage garden pests with little or no toxic substances. Get more information.