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Click here to pay your bill using our free, convenient online payment portal.

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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News Updates

The latest news releases from the Department of Water Supply:
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2020 Keiki Water Conservation Poster Contest news release

Damien Joaquin
December 13, 2019 FOR IMMEDIATE RELEASE   DWS Invites Big Island Schoolchildren to Enter 2020 Keiki Water Conservation Poster Contest
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North Kona Water Conservation Reminder – July 27, 2018

Nyssa Kushi
This is a Department of Water Supply (DWS) update for Friday, July 27, 2018. North Kona customers are reminded to continue their 10% Voluntary Wate...
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water spigot map

Drinking Water Well Sources and Volcanic Activity

root
The primary sources for Department of Water Supply (DWS) water systems are underground aquifers - large bodies of water below the island’s surface. DW...
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WATER CONSERVATION TIPS

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.
faucet

General Indoor

dishes

Kitchen

showerhead

Bathroom

washing machine

Laundry

dog drinking water

General Outdoor

garden hose

Lawn

watering plants

Landscape

pool water

Pool

Imagine a Day Without Water

Many of us take water for granted every day. The fifth annual "Imagine a Day Without Water" in October 2019 aims to raise awareness and educate us about the value of water. Here's a few examples of our water footprint in gallons:
1.85

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.

DWS Tweets

HawaiiDWS @HawaiiDWS
10 months ago
DWS will be closed on Tuesday, March 26, 2019 in celebration of #PrinceKuhioDay, but customers can still pay their bill online or by phone with no transaction fees. Visit https://t.co/2pNlnGatlw or call (844) 216-1994. #HawaiiDWS #Hawaii #BigIsland #WaterBill https://t.co/XJhwV9qN3q
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