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 Emergencies

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

DWS apologizes for Nov. 27 Waimea shutoff

By / December 3, 2024

Water Supply Apologizes for Timing of Emergency Water Shutoff in WaimeaThe Department of Water Supply (DWS), County of Hawai‘i, sincerely...

Drinking Water Preparedness for Public Safety Power Shutoffs

By / November 15, 2024

November 15, 2024IMMEDIATE RELEASEDrinking Water Preparedness for Public Safety Power ShutoffsThe National Weather Service (NWS) has issued a Red Flag...

Water Preparedness for Public Safety Power Shutoffs

By / October 16, 2024

October 16, 2024NEWS RELEASE FOR IMMEDIATE RELEASEDrinking Water Preparedness for Public Safety Power ShutoffsThe National Weather Service (NWS) has issued...

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.