Contact Us
Office Hours: M - F 8am to 5pm (closed 12-1pm)
Emergencies: 24 hours / 7 days per week
Phone: (925) 625-3798
Email: customers@diablowater.org
Physical Address: 87 Carol Lane, Oakley
Mailing Address: P.O. Box 127, Oakley, CA 94561
Due to the COVID-19 pandemic, our office is closed to the public, and will re-open August 2nd.
Please use one of our bill payment solutions or call the office 925-625-3798 to make payment arrangements.
Office Hours: M - F 8am to 5pm (closed 12-1pm)
Emergencies: 24 hours / 7 days per week
Phone: (925) 625-3798
Email: customers@diablowater.org
Physical Address: 87 Carol Lane, Oakley
Mailing Address: P.O. Box 127, Oakley, CA 94561