Wilmington has multiple water providers: Wilmington Water Department and Suez Water - Delaware. This page provides information about Suez Water - Delaware.

Suez Water–Delaware is a private entity controlled by Suez North America, a subsidiary of a French-based multinational Suez Environment. It supplies water to about 100,495 residents living in Wilmington, the largest city in Delaware. Founded in 1869, the Suez Water-Delaware System currently obtains its surface water supply from White Clay Creek, Red Clay Creek, and the Christina River.

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Wilmington Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Suez Water - Delaware 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 Suez Water - Delaware website.

Contact Suez Water - Delaware Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
2000 First State Boulevard
Wilmington, Delaware 19804


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

Pay Your Suez Water - Delaware Bill

Already have an account?

If you already have an account, you just need to login to the Suez Water - Delaware site. Suez Water - Delaware accepts credit cards, debit, and direct deposit. Click here to login.

How to Start Wilmington Water Service

Starting Your Service

When you move to a new home in Wilmington, you'll most likely already have running water, but you'll still need to set up water service with the Suez Water - Delaware. Luckily, Wilmington 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 Wilmington, you'll need to stop your water service with the Suez Water - Delaware, 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.