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.

Water service could be impacted by extended power outages

By / October 23, 2025

October 23, 2025NEWS RELEASEFOR IMMEDIATE RELEASEWater Service Could be Impacted by Extended Power Outages Due to High WindsThe Department of...

Water Conservation Notice Issued for Hakalau Customers

By / October 21, 2025

October 14, 2025FOR IMMEDIATE RELEASEWater Conservation Notice Issued for Hakalau CustomersAFFECTED AREAS: ALONG HAWAI‘I BELT ROAD BETWEEN THE 14- AND...

DWS issues Water Conservation Reminder for South Kohala customers

By / October 21, 2025

October 14, 2025FOR IMMEDIATE RELEASEWater Conservation Reminder Issued for South KohalaCustomersAFFECTED AREAS: ĀHUALOA TO WAIEMI SUBDIVISION, INCLUDING HONOKAIA, PU‘UKAPU, NIENIE,...

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.