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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.
87 Carol Lane, Oakley, CA
Phone: (925) 625-3798
Fax: (925) 625-0814
Mail: P.O. Box 127
  Oakley, CA 94561-0127
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About Us
For more than a half-century Diablo Water District has been providing high quality water for residents and businesses in our service area. The District is committed to quality, thoroughness, and personal service. The latest technology is used to ensure that we meet our commitment to you.
History

Diablo Water District is a self-governing local public agency created on May 7, 1953, under the County Water District Law of California. The District is governed by an elected five-member Board of Directors.

Our Mission

The mission of Diablo Water District is to provide a safe, dependable and adequate supply of high quality potable water to meet the requirements of the residents and businesses in our service area.

The District strives to operate in an environmentally responsible manner following principles of good business and sound engineering to provide the best possible service at the lowest reasonable cost. We are committed to treating all customers and employees fairly.

Who We Serve

The District, with a staff of 14 full-time employees, obtains, treats and supplies water for about 36,000 people and the parks, schools and businesses throughout a 21-square-mile area consisting of Oakley, Cypress Corridor and Hotchkis Tract, as well as Summer Lakes, and portions of Bethel Island and Knightsen