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Department of Water Supply
COVID-19 Precautionary Measures
Water bill credit card convenience and transaction fees, as well as E-Check Fees, will no longer be waived effective February 01, 2021.
The Department of Water Supply is following recommendations to encourage social distancing for the benefit of County employees and residents and we are encouraging our customers to pay water bills by check or credit card.
Please call (808) 270-7730 and press "3", or call 855-385-4836 to pay your bill over the phone.
Poster & Video Contests
Due to COVID-19 Health Emergency the Department of Water Supply will not be holding its Water Conservation Poster Contest this year. We would like to thank our students, teachers and parents for their participation and support of our water conservation program and we look forward to restarting the contest in the future.
The 5th Annual Source Protection Video Contest will continue and will be offered to MIDDLE and HIGH SCHOOL students.
Our Mission
The Department of Water Supply is an agency of the County of Maui. Our mission is to provide clean water efficiently. We provide water to approximately 36,400 services on Maui and Molokai. The water we provide meets all state and federal water quality standards. Take a look around our site to learn more. The Department needs your help! Please conserve water. For easy ways to use less water (and save money), see our tips on Water Conservation.
What's New:
- Fiscal Year 2020 Annual Report & Audit
- Rain Barrel Catchment Program Giveaway Opens a New Window.
- 2020 Water Quality Report now available
- High Efficiency Toilet (HET) Replacement Programpens a New Window
- Road Signs - Public Water Source Protection Area - What do these signs mean? Opens a New Window.
Department of Water Supply declares Stage 1 Water Shortage for Upcountry and West Maui
The County of Maui Department of Water Supply will begin mandatory Stage 1 water restrictions for its domestic water system serving residents of Upcountry and West Maui beginning Tuesday, Sept. 8, 2020. ...
Department of Water Supply announces temporary customer service changes
On June 22, 2020, the Kalana O Maui building and One Main Plaza will be open to the public for our customers. The Department of Water Supply will still be taking precautions to ensure the health and safety of our customers as well as our employees.
You can pay your water bill at our customer service window on the 5th floor. DWS Divisional contact information is available on our web site.
If you do visit us in person, we ask all visitors for their continued cooperation and to please:
- wear a face mask or other cloth face covering
- maintain a six-foot distance apart from others, and
- use hand sanitizers that have been made available
Thank you and stay safe!
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Department of Water Supply declares Stage 1 Water Shortage for Upcountry and West Maui
The County of Maui Department of Water Supply will begin mandatory Stage 1 water restrictions for its domestic water system serving residents of Upcountry and West Maui beginning Tuesday, Sept. 8, 2020. Read on... -
Department of Water Supply declares Stage 1 Water Shortage for Central Maui, Paia
The County of Maui Department of Water Supply declared a Stage 1 water shortage Monday for its domestic water system serving residents of Wailuku, Kahului and Paia. Read on... -
Drought conditions bring temporary change to Upper Kula water system
Ongoing drought conditions have triggered operational changes for domestic water supply delivery to about 2,000 customers on the Upper Kula water system, according to the Department of Water Supply. Read on... -
Voluntary water conservation requested for Upcountry and West Maui residents and businesses
Due to lack of rainfall, the Department of Water Supply is requesting consumers in the Upcountry and West Maui areas to conserve water. Consumers are urged to use water only as needed for health and safety purposes. Read on... -
Water Dept. reminds public of best practices for restoring water quality in buildings
The Department of Water Supply is reminding the public of best practices to maintain or restore water quality in buildings after extended closures because of COVID-19. Read on...
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DWS Small Meter Replacement Project
In June 2020 the Department of Water Supply began its Small Meter Replacement project aimed at upgrading aging water meters within the County water system. The project, which is expected to last for four years, will replace an estimated 26,000 water meters that are 2” or less in size. Professional Meters, Inc. (PMI) has been hired by the department to install the meters.
View your Water Bill Information
Customers can view their water bills, access account information and request electronic bill presentment online by creating an account here:
Telephone & Online Payment
You may pay your water bill on-line by using the links below or by telephone at the toll free number posted below. A convenience fee is charged at the time payment is processed.
* Please have available your 10 digit water account number to make a payment.
Residential | Commercial | Payment by Phone |
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![]() 855-385-4836 |
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Jeffrey T. Pearson
Director
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Helene Kau
Deputy Director
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Water Supply, Department of
Physical Address
200 S. High St.
Kalana O Maui Bldg, 5th Fl
Wailuku, HI 96793
- What is causing the taste and odor experienced by some Upcountry Maui County Department of Water Supply (DWS) customers?
- Is the quality of my water affected?
- How do I know that my water is still safe to drink?
- What is causing the increase in the levels of Geosmin and MIB?
- Where is the odor and taste occurring?
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- East Maui Watershed Partnership works to protect 100,000 acres. This land area is the source of drinking water for Upcountry.
- West Maui Mountains Watershed Partnership works to protect 50,000 acres. This land area is the source of drinking water for Central and South Maui.
- The Leeward Haleakala Watershed Restoration Partnership works to protect 43, 175 acres.Volunteers have helped plant 120,000 native seedlings within the watershed to help restore hydrologic functions.
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