• To provide engineering review and approval to new water sources, system modifications, treatment proposals, and other public water system activities requiring comment, review and approval.
  • Assure that new and substantial modifications to public water systems can deliver water of potable quality.
  • Review and provide technical assistance to water purveyors and consultants.
  • Review and approve plans, reports and specifications for new sources, serving public water systems.
  • Conduct special studies as necessary for the effective administration and operation of the Drinking Water Program.
  • Administer a State Revolving Fund for public water system improvements.
  • Implement the Lead and Copper program.

Contact Us
Phone: (808) 586-4258
Fax: (808) 586-4351
E-Mail: [email protected]


Michael Miyahira Section Supervisor
Drinking Water State Revolving Fund
Joan Corrigan Drinking Water State Revolving Fund
Lead and Copper Rule, Capacity, Circuit Rider, Backflow & Cross Section Control
Jennifer Nikaido Surface Water Treatment Rule, Disinfection Byproducts Rule, Plan for Emergency Provisions