Board of Water Supply – Honolulu, HI

Welcome to the Board of Water Supply, Honolulu’s trusted source for clean, reliable, and sustainable water services. Serving the vibrant community of Honolulu and the island of Oahu, our mission is to ensure that every household, business, and organization has access to safe and high-quality water. With decades of experience and a deep commitment to environmental stewardship, we take pride in managing one of Hawaii’s most precious resources.

At the Board of Water Supply, we believe that water is life. Our dedicated team works tirelessly to maintain and improve the water infrastructure that supports our community’s health, growth, and prosperity. From advanced water treatment processes to proactive conservation initiatives, we strive to deliver excellence in every drop. Whether you’re a resident, business owner, or visitor, you can count on us for transparent communication, responsive customer service, and innovative solutions that protect our water for generations to come.

We invite you to explore our website to learn more about our services, conservation tips, and community programs. Discover how we’re working together with Honolulu’s residents to build a sustainable future, one drop at a time. Join us in our mission to preserve and protect Oahu’s water resources—because together, we can make a difference.