Home - Department of Water Supply

Ka Wai A Kāne - Water, Our Most Precious Resource

The mission of the Department of Water Supply is to provide customers with an adequate and continuous supply of safe drinking water in a financially responsible manner.

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Pay Your Bill Online

Zip+4 and 10-digit account number, as printed on your bill, is required to pay bill using portal. Click here to pay.

Customer Service

We’re here to help with new accounts, billing inquiries, or if you need any additional assistance.

Water Notices Map

For emergencies, call (808) 961-8790 – Call 24 hours a day, all districts. Broken mains, low water pressure, leaks.

DWS to hold Fix a Leak Week events in Hilo, Kona

By / March 10, 2025

March 10, 2025NEWS RELEASEFOR IMMEDIATE RELEASE Water Supply to Hold Fix a Leak Week Events in Hilo, Kona HAWAI`I ISLAND...

Waiakea Uka apology for Unexpected Water shutoff

By / February 13, 2025

February 13, 2025NEWS RELEASEFOR IMMEDIATE RELEASEWater Supply Apologizes for the Unexpected Water Shutoff in Waiakea UkaThe Department of Water Supply...

DWS urges customers to prepare for possible storm-related service interruptions

By / January 30, 2025

January 30, 2025NEWS RELEASEFOR IMMEDIATE RELEASEDepartment of Water Supply Urges Customers to Prepare for Possible Service Interruptions Due to Expected...

There's only a limited supply of water on Earth, but the demand is increasing. Here's how you can do your part at home to conserve water, our most precious resource.