Wailuku has multiple water providers: Wailuku Water Company and Maui Water Department - Upper Kula. This page provides information about Wailuku Water Company.

The Wailuku Water Company, through the County of Maui Department of Water Supply, provides water for about 74,511 residents living in the area of Wailuku, Hawaii. Established in 1905, the County of Maui Department of Water Supply obtains its supply from a combination of sources: surface water from Iao Ditch; and groundwater from 12 wells that draw from the Wailuku aquifer sector area (ASEA).

Wailuku Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Wailuku Water Company 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.

Excellent

WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about Wailuku Water Company? How much lead is in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, Wailuku Water Company received the best-possible grade because the amounts of contaminants found in the water supply were better than the Public Health Goal and most other water providers we've analyzed.

Wailuku has multiple water providers: Wailuku Water Company and Maui Water Department - Upper Kula. This page provides water quality information for Wailuku Water Company.

Excellent

WaterZen Rating

Lead levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

Wailuku has multiple water providers: Wailuku Water Company and Maui Water Department - Upper Kula. This page provides water quality information for Wailuku Water Company.

Contact Wailuku Water Company Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
Department Of Water Supply
200 South High Street
Wailuku, Hawaii 96793

808-270-7730
water.supply@mauicounty.gov

Emergency (24 hours - broken water main or pipeline, etc.)
808-270-7633

Pay Your Wailuku Water Company Bill

Already have an account?

If you already have an account, you just need to login to the Wailuku Water Company site. Wailuku Water Company 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 Wailuku Water Company 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 Wailuku Water Service

Starting Your Service

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