Municipal Water Service & Listing of Providers

The Hawaii Public Utilities Commission does not regulate municipal water and wastewater utility services. If your services are provided by local city or county governments and you have a complaint regarding your bill or service, contact your municipal water or wastewater provider.

Municipal Water Service Providers:

City and County of Honolulu - Board of Water Supply

County of Hawaii - Department of Water Supply

County of Kauai - Department of Water

County of Maui - Department of Water Supply

Municipal Wastewater Service Providers:

City & County of Honolulu - Department of Environmental Services, Wastewater Management Division

County of Hawaii - Department of Environmental Management; Wastewater Division

County of Kauai - Department of Public Works; Wastewater Management Division

County of Maui - Department of Public Works and Environmental Management, Wastewater Administration