The Marshall County Water Corporation provides water for about 14,717 people living in the Madill area, Marshall County, Oklahoma. Established in 1970, the Marshall County Water Corporation collects surface water from Lake Oteka Intake, Lake Rex Smith Reservoir, and Lake Rex Smith Intake.

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Madill Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Marshall County Water Corporation 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 Marshall County Water Corporation website.

Contact Marshall County Water Corporation Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
400 East Main Street
Madill, Oklahoma 73446

580-795-3368
No email provided. Please visit the contact form. https://mcwatercorp.ruralwaterusa.com/contact-us

Emergency (24 hours - broken water main or pipeline, etc.)
580-795-3368

Pay Your Marshall County Water Bill

Already have an account?

If you already have an account, you just need to login to the Marshall County Water site. Marshall County 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 Marshall County 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 Madill Water Service

Starting Your Service

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