Kauaʻi Department of Water Home Page
Safe and Affordable Water Services for Kauaʻi
The Kauaʻi County Department of Water is dedicated to managing our water resources and providing excellent customer service to the people of Kauaʻi.
Learn More About Us DOW Public MeetingsPublic Hearings
September 1, 2026
Setting Up and Understanding Your Residential or Commercial Water Services
Do You Want to Set up or Transfer New Water Service for Your Home or Office?
Understand the process required, service rates and charges, and learn how to sign up for a new water service with ease.
Set Up a New Water ServiceDo You Have Questions About Your Water Bill?
Learn how to read your water bill and understand how your service is being charged.
How to Read Your BillNews
URGENT REMINDER: Water conservation in effect for Kaua'i
LĪHUʻE – The Department of Kauai (DOW) reminds its customers of the island wide water conservation notice. Water pumps are...
7 p.m. UPDATE: DOW water service updates for Kauai
7 p.m. (UPDATE): A report has been received of a leak on Powerhouse Road. DOW crews were dispatched from Kilauea...
DOW Boil Water Notice for Kilauea
Date: September 10, 2026 To: Consumers of the Kilauea Water SystemEFFECTIVE IMMEDIATELYand until further noticeDO NOT DRINK WATER FROM YOUR...
Providing Water for Kauaʻi Residents
Explore some key statistics that reflect the services we provide across the island of Kauaʻi.