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. King County Sewer Department is located at 922 South 219th Street, Des Moines, WA. 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.
King County Sewer Department Contact Information
Address, Phone Number, and Hours for an Water Departments in Des Moines, Washington.
| Name | King County Sewer Department |
| Address | 922 South 219th Street, Des Moines WA 98198 Map |
| Phone | (206) 878-7210 |
| Website | |
| Hours |
Map of King County Sewer Department
About King County Sewer Department
The King County Sewer Department, located in Des Moines, WA, 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 King County. Des Moines 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 King County Sewer 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