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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.  

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DWS issues Water Conservation Notice for South Kohala customers

August 9, 2023 FOR IMMEDIATE RELEASE Water Conservation Notice Issued for South Kohala Customers AFFECTED AREAS: PUAKŌ, KAWAIHAE VILLAGE TO...
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DWS Response re N Kona water restriction

August 8, 2023 The Department of Water Supply (DWS) sincerely apologizes for the inconvenience of requesting a 25% reduction in...
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Water Restriction Notice for North Kona

August 7, 2023 FOR IMMEDIATE RELEASE Water Restriction Notice Issued for North Kona Customers Effective immediately, the Department of Water...
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DWS

WATER CONSERVATION TIPS

General Indoor

Kitchen

Bathroom

Laundry

General Outdoor

Lawn

Landscape

Pool

Imagine a Day Without Water

1

A Bottle of Water

53

To-Go Latte

150

Washing a Car

1200

A Beef Steak

DWS logo

The Department of Water Supply is a semi-autonomous agency of the County of Hawai‘i that is governed by the Water Board. Founded in 1949, its primary function is to provide domestic water service through its 23 water systems scattered throughout the Big Island. The Department continually strives to provide safe, dependable, high quality, potable water at a reasonable cost.