Ontario Water Department Contact Information
Address, Phone Number, and Hours for an Water Departments in Ontario, California.
About Ontario Water Department
The Ontario Water Department, located in Ontario, CA, is an utility company that operates the public water system. The Water Department, or Water Utility, provides potable tap water to residential customers, businesses, and others in San Bernardino County. Ontario residents can contact the Water Department to start or stop water services, for drinking water reports, or for billing and payment information.
Interested parties may contact Water Departments for questions about:
- Starting or stopping water service
- Billing and payment questions
- Ontario water treatment facilities
- Reporting a problem with water utilities
- Ontario drinking water quality reports