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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Hurricane Lala Updates

Department of Water Supply’s Hurricane Lala Recovery Updates

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.

Water Notices Map

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

Pāpa‘ikou Ka‘ie‘ie Precautionary Boil Water Notice Update

By / November 2, 2026

UPDATE - Department of Water Supply’s (DWS) PĀPA‘IKOU (Public Water System #107) – Precautionary Boil Water Notice This is a...

PĀPA‘IKOU (Public Water System #107) customers – Precautionary Boil Water notice

By / November 2, 2026

Department of Water Supply’s PĀPA‘IKOU (Public Water System #107) customers Precautionary Boil Water notice The County of Hawaii, Department of...

Temporary Water Discoloration Notice – Kaieie area

By / October 30, 2026

Temporary Water Discoloration Notice – Kaieie area The Department of Water Supply (DWS), County of Hawaii, has received reports of...

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.