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 Sign Up For ServiceMeter and Transponder Replacement Project
The Department of Water is replacing meter transponder units as part of a multi-year project to upgrade its metering infrastructure. Find out how this may impact you and your billing statements.
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
DOW partners with KEO’s meal delivery programs to encourage emergency water preparedness
LĪHUʻE – In advance of the 2025 hurricane season, the Department of Water (DOW) has partnered with Kauai Economic Opportunity...
May 28, UPDATE: Water conservation request continues for Hanalei and ‘Anini areas until further notice
5/28/25 HANALEI AND ʻANINI – The water conservation request for Department of Water (DOW) customers in the Hanalei community and...
DOW Earns 4th WaterSense Award
The Department of Water, County of Kauaʻi earned their fourth WaterSense Award for Excellence in Education and Outreach. New in...
Providing Water for Kauaʻi Residents
Explore some key statistics that reflect the services we provide across the island of Kauaʻi.