Contact: Sam Haas
Online Registration
Honolulu, Oahu
United States of America

Tour participants to provide own transportation to the Board of Water Supply’s (BWS) Hālawa Shaft and Underground Pumping Station located at 99-1268 Iwaena Street in Hālawa Valley’s Central Park Industrial Area.

This one-hour tour will include an introduction to O‘ahu’s water cycle, a historical overview of the facility and underground tour of one of the largest water sources for Honolulu’s Primary Urban Core.

Dress code for Hālawa: Casual comfortable attire with covered footwear. Long pants are recommended, no skirts, please. No slippers, open-toed sandals, bare feet or high-heeled shoes.

Please read the following security and health/safety requirement information carefully.

BWS’ security requirements are:

  • Each adult (age 18+) accompanying the group must submit full name, home address (no P.O. boxes), phone number and e-mail address as a required condition of tour.*

*-Information requested for BWS records only.  Sensitive information will be kept confidential and not made part of the BWS’ public records.  HRS Sections 92F-13(1)

  • On tour day, all adult tour members are required to:
    • submit a completed Compliance Form; and,
    • be in possession of a valid photo identification card.
  • Back packs, large bags, camera bags, etc. will not be allowed into facility buildings/structures. Items that must be carried (such as purses or fanny packs) are subject to inspection.
  • Picture taking is permitted but may be restricted subject to BWS facility security guidelines.

Limited to 7 people.