Cincinnati Water
The Greater Cincinnati Water Works supplies water for about 1.1 million customers in Cincinnati, Ohio, most of Hamilton County, and parts of Butler and Warren Counties. Established in 1839, the water works department collects water from the Ohio River and the Great Miami Buried Valley Aquifer to help the Cincinnati metropolitan area keep growing.
Cincinnati Drinking Water Quality
Consumer Confidence Water Quality Reports
Under the authority of the Safe Drinking Water Act, the EPA requires Cincinnati Water 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.
Contact Cincinnati Water Customer Service
Have a Question, Issue or Comment?
Main Customer Service
Physical Address:
4747 Spring Grove Ave.
Cincinnati, 45232
513-651-5323 (Mon–Fri, 7:30 AM–5:00 PM)
help@mygcww.org
Emergency (24 hours - broken water main or pipeline, etc.)
513-591-7700
Pay Your Cincinnati Water Bill
Already have an account?
If you already have an account, you just need to login to the Cincinnati Water site. Cincinnati Water 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 Cincinnati Water 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 Cincinnati Water Service
Starting Your Service
When you move to a new home in Cincinnati, you'll most likely already have running water, but you'll still need to set up water service with the Cincinnati Water. Luckily, Cincinnati 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 Cincinnati, you'll need to stop your water service with the Cincinnati Water, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.
News & Resources
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Seven Fascinating Facts About Water
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The Safe Water Drinking Act of 1974 and Water Safety Standards in the United States
Read moreLearn all about the water regulations and reasons behind the Safe Drinking Water Act of 1974 passed by Congress to ensure that Americans have clean drinking water.
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Traveling Abroad? Seven Countries with the Worst Drinking Water
Read moreSadly, nearly a quarter of the world's population lacks access to clean drinking water. Here's a list of seven countries with the worst water supplies.
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How to Store Water Long-Term: An In-Depth Guide to Water Storage
Read moreHaving enough stored water can be life-saving in the case of an emergency or disaster. Learn how to store water for the long-term with our full guide.
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What Is Potable Water? Everything You Need to Know
Read moreAre you curious about potable water? About what it is and what makes it so? If yes, check out this complete guide to potable water.
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How Often Do You Need Water-Quality Testing?
Read moreWhen was the last time you had the quality of your water tested? Here's how often you need to invest in water-quality testing for your home.
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Should You Really Be Drinking Tap Water?
Read moreIs tap water safe to drink or not? This guide looks at the reasons for and against.
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How Is Water Quality Defined? What to Know About the Safety of Your Drinking Water
Read moreLevels of bacteria, solid particulates, salinity, and dissolved oxygen — these all affect water quality. Read on to find out more.
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The Real Story Behind the Dasani Water Scandals
Read moreFrom a parasitic worm lurking inside the bottles to high levels of bromate, Dasani water bottles have had their fair share of controversies. But which are fact and which are fiction?
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Reality Check: How Safe Is the Drinking Water from a Public Fountain?
Read moreMany of us drink water from public water fountains without giving it a second thought. But are drinking fountains safe? You may be surprised at the results.
