Water Services

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City of Antioch Finance Department
200 H Street (Corner of 3rd and H Streets) 1st Floor
Hours are Monday – Friday 8:00am to 5:00pm

Reach us by phone at (925) 779-7060
Or Email service@antiochca.gov

To update information for existing account holders. Please click Update My Account Information below.

Update My Account Information

For new owners/tenants, please submit an application to start service.