The Illinois American Water provides water for about 15,000 residents living in the Sterling area, Whiteside County. Established in 1886, the Illinois American Water - Sterling District collects groundwater from seven wells drilled into a deep sandstone aquifer. The wells supply water to the two water treatment facilities.

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Sterling Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Il American Water - Sterling 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 Il American Water - Sterling website.

Contact Il American Water - Sterling Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
Illinois American Water
100 North Waterworks Drive
Belleville, Illinois 62223

800-422-2782
(E-mail not available)

Emergency (24 hours - broken water main or pipeline, etc.)
800-422-2782

Pay Your Il American Water - Sterling Bill

Already have an account?

If you already have an account, you just need to login to the Il American Water - Sterling site. Il American Water - Sterling 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 Il American Water - Sterling 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 Coleta Water Service

Starting Your Service

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

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