When visiting the water department to start or transfer service, bring a government-issued photo ID, your Social Security number, and documentation of your new address such as a lease or closing documents. Ontario Water Department is located at 444 Southwest 4th Street, Ontario, OR. Most departments handle walk-in customers during regular business hours, though calling ahead can reduce wait times during peak periods at the beginning and end of each month.
Ontario Water Department Contact Information
Address, Phone Number, and Hours for an Water Departments in Malheur County, Oregon.
| Name | Ontario Water Department |
| Address | 444 Southwest 4th Street, Ontario OR 97914 Map |
| Phone | (541) 889-7681 |
| Website | |
| Hours |
Map of Ontario Water Department
Water Departments in near by County
About Ontario Water Department
The Ontario Water Department, located in Ontario, OR, 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 Malheur County. Ontario residents can contact the Water Department to start or stop water services, for drinking water reports, or for billing and payment information.
- Starting, stopping, or transferring water service through Ontario Water Department
- Billing disputes, high-usage alerts, and meter accuracy concerns
- Reporting water main breaks, service outages, or water quality issues
- Annual Consumer Confidence Report access and drinking water quality testing results