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Water System

Billing:  (925) 372-3576
Water Quality:  (925) 372-3588

The Water System provides a reliable supply of high quality potable water in sufficient quantity to meet the needs of Martinez residents and businesses. The safety of the water and the health of the community is ensured though the use of advanced technology, proper water treatment, water quality analysis, treatment plant maintenance, backflow prevention, and maintenance of the water distribution system.

Visit the Martinez Water System Billing page for more information.

The City of Martinez publishes a drinking water quality report annually. This report is completed with the cooperation of Antioch, Pittsburg, CCWD, and DWD. Follow this link to the most recent report regarding your water quality. 

City of Martinez water system customers are part of the Contra Costa Water - Source Water Division. Contra Costa Water District offers many free services and rebates to its customers. Visit their website for more details www.ccwater.com/conserve

Report a Leak in the Street
If you discover a ruptured or leaking water main in the street, or a broken or leaking fire hydrant, please let the City know immediately so we can correct the problem.  These conditions may seem minor at the time but can become a serious problem if left unattended.

If the condition is discovered during normal maintenance yard working hours of 7 a.m. to 3:30 p.m., Monday through Friday, call the following number without delay, so a City repair crew can be dispatched:  (925) 372-3580.

If the condition is discovered after hours or on weekends and holidays, please call:  (925) 372-3440.

Thank you for your assistance in helping us to resolve these problems as soon as they are noticed.

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