Administration Section




  • To assure that the Safe Drinking Water Branch has the statutory, fiscal and personnel resources to accomplish its mission.
  • Identify and follow all applicable laws, regulations, policies, commitments of the Federal, State and County governments.
  • Assure that there are sufficient resources to protect and maintain safe drinking water quality through the equitable division of labor, proper job assignments, and through the pursuit of needed funding.
  • Establish and administer Safe Drinking Water Branch personnel policies and procedures in compliance with State Department of Personnel Services procedures, State employee contract, Budget and Finance, Executive Branch policies, federal EEO and Disability requirements, and Department of Health personnel procedures.
  • Assure that there is sufficient office, sample preparation area, and storage space to accommodate all staff, equipment, and functions required of the Safe Drinking Water Branch.
  • Assure that all personnel are aware of all laws that directly affect the fulfillment of safe drinking water requirements.
  • Assure that all personnel are properly trained in appropriate areas of the safe drinking water, related regulations, and working conditions.

Administrative Section

  • Joanna L. Seto, P.E., Chief
  • Doug Nguyen, IT Specialist
  • Alan Dillon, General Professional (Contracts)
  • Mary H. Cathcart, Secretary
  • Seila Aroni, Office Assistant
  • Megan Birdsall, Office Assistant
  • Brigeda Ebia, Office Assistant
  • Amy Higa, Office Assistant
  • Chantyll Westbrook, Office Assistant

Contact Us

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

  • Oahu
    Safe Drinking Water Branch
    Environmental Management Division
    Hawaii State Department of Health
    2385 Waimano Home Road suite 110
    Pearl City, Hawaii 96782-1400
  • East Hawaii
    Safe Drinking Water Branch – Hilo
    Hawaii District Health Office – Hilo
    1582 Kamehameha Avenue
    Hilo, Hawaii 96720
    Phone: (808) 933-0401
    Fax: (808) 933-0400

Last Update: 30 March 2020