The City of Sunnyside Utilities provides water for about 16,280 residents living in the Sunnyside area, Yakima County, Washington. The City of Sunnyside Utilities collects water from seven wells and one standby well located throughout the city.

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Sunnyside Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires City of Sunnyside Utilities to assess local water quality each year and distribute a Consumer Confidence Water Quality Report. At WaterZen, we review these reports and make the information available, in a concise, straightforward, and easy-to-understand way. You can find CCR report on the City of Sunnyside Utilities website.

Contact City of Sunnyside Utilities Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
818 E Edison Avenue
Sunnyside, Washington 98944

509-837-5206
dtiliano@sunnyside-wa.gov

Emergency (24 hours - broken water main or pipeline, etc.)
509-836-6200

Pay Your City of Sunnyside Utilities Bill

Already have an account?

If you already have an account, you just need to login to the City of Sunnyside Utilities site. City of Sunnyside Utilities accepts credit cards, debit, and direct deposit. Click here to login.

Want to create a new account?

You can create a new account on the City of Sunnyside Utilities website. Once you create the account, you can setup payment with credit, debit, or direct deposit. Click here to create an account.

Want to pay without an account?

You can make a one-time payment without creating an account. You will need to have your credit or debit card in order to make the one time payment. Click here to make a one time payment.

How to Start Sunnyside Water Service

Starting Your Service

When you move to a new home in Sunnyside, you'll most likely already have running water, but you'll still need to set up water service with the City of Sunnyside Utilities. Luckily, Sunnyside has made it pretty simple with the following online form. Starting service generally takes just two business days.

Click here to fill out a Start Service Form.

Stopping Your Service

When you move out of a home in Sunnyside, you'll need to stop your water service with the City of Sunnyside Utilities, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.

Click here to fill out a Stop Service Form.