Department of Water Supply – Ka Wai A Kāne – Water, Our Most Precious Resource

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 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...

North Kona Water Customers Reminded to Continue Conservation Efforts

By / May 5, 2025

May 4, 2025FOR IMMEDIATE RELEASENorth Kona Water Customers Reminded to Continue Conservation EffortsAFFECTED AREAS: MĀKĀLEI, KALAOA, KONA PALISADES, KEĀHOLE, PALAMANUI, KOHANAIKI,...

Water Preparedness for Public Safety Power Shutoffs

By / July 11, 2024

Water Preparedness During Public Safety Power Shutoffs July 11, 2024NEWS RELEASEFOR IMMEDIATE RELEASE Water Preparedness for Public Safety Power Shutoffs...

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.