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.  

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Water preparedness for extended power outages

November 16, 2023Water Preparedness for Extended Power OutagesThe Department of Water Supply (DWS), County of Hawai‘i, requires a significant amount...
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Water Supply’s Preparation for Forecasted Extended Drought

November 14, 2023Water Supply Prepares for Forecasted Extended DroughtThe Department of Water Supply (DWS), County of Hawai‘i, has undertaken a...
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Severe drought heightens need to use drinking water wisely

November 6, 2023 Severe Drought Heightens Need to Use Drinking Water Wisely Most of Hawai‘i Island is experiencing severe drought,...
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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.