Board of Water Supply, City and County of Honolulu - Ka wai ola, Water for Life
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Welcome to the Honolulu Board of Water Supply

Emergency Preparedness
Click here for information on how to store drinking water for your household.

BWS Water Master Plan Public Draft CoverBWS Water Master Plan
Click here to learn more about the BWS Water Master Plan, a comprehensive program that evaluates the entire water system, identifies necessary improvements and balances needs and costs to provide safe, dependable and affordable water.

Red Hill Bulk Fuel Storage Facility
Learn more about BWS's efforts to urge the Navy to take necessary steps to prevent fuel contamination from reaching our wells and to protect our groundwater aquifers.

2016 Unthirsty Plant Sale

2015-08-01 | Unthirsty Plant Sale

The 28th Annual Open House and Unthirsty Plant Sale at Halawa Xeriscape Garden will take place on Saturday 8/6, from 9 a.m. to 3 p.m. (event flyer)

In and Around the Community
The Water Cycle
There is no life without water. Hawaii's volcanic landmass and high rain-catching mountain ridges give our islands the tools to create an efficient and dependable water source to sustain life. This cycle of renewal is one of constant motion and transformation. Explore how Oahu makes our water:

Online Billing
Pay Bills | Go Paperless
Make credit card payments, view your bills or go paperless.
News Alerts
Emergency Alerts
View or sign up for updates on water-related emergencies.
Report a Water Problem
Call the BWS at 748-5000. Available 24/7.
Consumer Alert
BWS impersonators targeting customers. Learn more.
What's Happening
BWS Kapiolani Blvd Project
Replaces 3,800 feet of water main from McCully Street to Date Street. Call 748-5310 for updates.
BWS Pensacola Street Project
Replaces 3,050 feet of water main from Kinau Street to Kapiolani Blvd. Call 321-1879 for updates.
BWS Launches Energy Savings Performance Contract (ESPC)
This long-term partnership will facilitate and accelerate energy conservation measures.
News Releases
Water Matters
View the customer newsletter.
News Releases
Read the latest from the BWS.
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