Department of Water Supply
The County of Maui’s www.mauirecovers.org website provides important updates on recovery efforts, including re-entry to impacted areas, safety information for those returning to their property, fire debris removal, maps and data, water and wastewater, recovery phases and information on financial and housing assistance.
The County of Maui’s www.MauiNuiStrong.info website provides updated information on relief efforts for those impacted by the Maui wildfire disaster and for those who want to lend their support. It also features important links and resources for residents, businesses and visitors.
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.
- Low Income Housing Water Assistance Program (LIHWAP)
- Water Billing Account Change Form
- 2023 Annual Source Protection Poster & Video Contest Results
- Watershed Protection Grants Program - (RFP) FY2024
- Watershed Protection Grants Program - (RFP) FiY2025
- 2023 Water Conservation Poster Contest
- Fiscal Year 2022 Annual Report & Audit
- 2023 Water Quality Report now available
- Road Signs - Public Water Source Protection Area - What do these signs mean? Opens a New Window.
The Department of Water Supply requests visitors, residents and businesses of Waiehu and Waihee conserve water. A well pump supplying the area is down due to a mechanical failure so those in the area may experience low pressure. Read on...
DWS announces that the Unsafe Water Advisory for all areas of Upper Kula have been lifted effective October 31, 2023. The department recommends customers flush their lines to remove any standing water in plumbing and pipes due to non-use. Read on...
The Department of Water Supply would like to remind residents and visitors that the Stage 1 water shortage issued on June 30, 2022 remains in effect. Notices are published weekly in the Maui News or can be viewed at the link provided. Notification
Assistance is now available to qualified Maui County water account holders through the Low-income Home Water Assistance Program (LIHWAP) being administered by Maui Economic Opportunity. Read on...
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.
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.
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