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24/7 Emergency Service
For Major Leaks and Other Urgent Water Issues Please Call (925) 625-3798
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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.
2107 Main Street, Oakley, CA
Phone: (925) 625-3798
Fax: (925) 625-0814
Mail: P.O. Box 127
  Oakley, CA 94561-0127
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Welcome to diablowater.org!
Diablo Water District is an independent, local agency providing quality water service to Oakley, Bethel Island and Knightsen.
We Are Here to Serve —

We are committed to quality, thoroughness and personal service.

We Are Here to Help —

We look forward to serving you at the contact information to the left.

We Can Help You Save Water and Money —

Click here for more information about conserving water.

We Are a California Special District —

Providing Water Service to Oakley, portions of Bethel Island and Knightsen.

Water Irrigation Conservation Quick Tips!
Online Irrigation Calculator