Katy has multiple water providers: City Of Katy Water and Mason Creek Utility District. This page provides information about City Of Katy Water.

The City Of Katy Water provides water for about 19,156 residents in the Katy area, Harris County, Texas. The City Of Katy Water collects water from five groundwater wells, which draw from Gulf Coast, Evangeline, and Chicot Aquifers.

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Katy Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires City Of Katy 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. You can find CCR report on the City Of Katy Water website.

Contact City Of Katy Water Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
901 Avenue C
Katy, Texas 77493

281-391-4801
ub@cityofkaty.com

Emergency (24 hours - broken water main or pipeline, etc.)
281-391-4848

Pay Your City Of Katy Water Bill

Already have an account?

If you already have an account, you just need to login to the City Of Katy Water site. City Of Katy 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 City Of Katy 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 Katy Water Service

Starting Your Service

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