The Aqua Ohio, Inc. (Aqua) – Tiffin, an Essential Utilities Company, serves approximately 500,000 residents in 19 counties across the state of Ohio, a private community water system provider for about 20,035 residents living in Tiffin, a city in and the county seat of Seneca County, Ohio. Established in 1928, Aqua Ohio - Tiffin System currently obtains its surface water supply from the Sandusky River.

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Tiffin Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Aqua Ohio - Tiffin 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 Aqua Ohio - Tiffin website.

Contact Aqua Ohio - Tiffin Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
365 E Center Street
Marion, Ohio 43302

No email provided. Please visit the contact form.

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

Pay Your Aqua Ohio - Tiffin Bill

Already have an account?

If you already have an account, you just need to login to the Aqua Ohio - Tiffin site. Aqua Ohio - Tiffin 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 Aqua Ohio - Tiffin 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 Tiffin Water Service

Starting Your Service

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