Department of Water County of Kauai
Ko'u Wai
Customer Account Portal
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Due to enhanced security around payment processing, our payment vendor, Stripe, will require all customers to update their payment methods and automatic bill payment settings from June 1st, 2026.
From this date forward, any existing payment information that has not been updated will no longer be valid.
Please log back in on or after June 1st to see detailed information on how to make the updates.
From this date forward, any existing payment information that has not been updated will no longer be valid.
Please log back in on or after June 1st to see detailed information on how to make the updates.
Some features of the Customer Account Portal are not compatible with Internet Explorer. It is recommended that a different web browser be used.