Our Goals:

Provide public outreach on a continuing basis in order to keep our customers educated and informed about the District's activities and services.
Always seek opportunities to augment the District's water supply for improved reliability and reduced costs without sacrificing water quality.
Ensure that the District's water system is adequately sized, maintained and improved in order to provide water service to not only existing but future customers.
In all contacts with the public, employees shall (1) strive to be accurate and (2) be courteous and professional.
Play an active role in the community through the Chamber of Commerce and community events.
Seek opportunities to work jointly with neighboring businesses and agencies to provide improved or lower cost services.
Diablo Water District - Providing a Safe, Dependable and Adequate Supply of High Quality Water for Residences and Businesses
Site Map
24/7 Emergency Service
For Major Leaks and Other Urgent Water Issues Please Call (925) 625-3798
Open Monday - Friday
8:00 a.m. - 12:00 p.m.
1:00 p.m. - 5:00 p.m.
Closed 12:00 p.m. - 1:00 p.m.
87 Carol Lane, Oakley, CA
Phone: (925) 625-3798
Fax: (925) 625-0814
Mail: P.O. Box 127
  Oakley, CA 94561-0127
---------------------------------------------------- driving directions
Address or Intersection:
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Welcome to Our
Online Payment Portal
IMPORTANT: Please note that existing logins will not transfer from the old portal. First time users of our new portal must REGISTER before logging into the new portal.

By Registering with our new payment portal, customers can:

  • View Online Account Activity
  • Store Multiple Payment Methods
  • Schedule One-Time and Automatic Recurring Payments
  • Account Balances will be updated after 10am Daily
  • Go Green and Sign up for Paperless Statement (Coming Soon!)
  • View your Water Bills and Usage Chart (Coming Soon!)

Registered Users can LOGIN here.

Don't want to Register?

Click HERE to pay your bill now, no Login or Registration required.
Customer Account Number and Location ID from your water bill will be required.