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 Notices Map
For emergencies, call (808) 961-8790 – Call 24 hours a day, all districts. Broken mains, low water pressure, leaks.
Lead and Copper Rule Revision
DWS urges customers to prepare for possible storm-related service interruptions
By
/ January 30, 2025
January 30, 2025NEWS RELEASEFOR IMMEDIATE RELEASEDepartment of Water Supply Urges Customers to Prepare for Possible Service Interruptions Due to Expected...
Read More
Drinking Water Preparedness for Public Safety Power Shutoffs
By
/ November 15, 2024
November 15, 2024IMMEDIATE RELEASEDrinking Water Preparedness for Public Safety Power ShutoffsThe National Weather Service (NWS) has issued a Red Flag...
Read More
Water Preparedness for Public Safety Power Shutoffs
By
/ October 16, 2024
October 16, 2024NEWS RELEASE FOR IMMEDIATE RELEASEDrinking Water Preparedness for Public Safety Power ShutoffsThe National Weather Service (NWS) has issued...
Read More
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.