Frequently Asked Questions
Aloha! Welcome to the online repository for commonly asked questions to the Honolulu Board of Water Supply. Can't find what you're looking for? Let us know by calling (808) 748-5041 or send an email to contactus@hbws.org.
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Public Testimony
Frequently Asked Questions: Please review some commonly asked questions regarding providing public comment in person or remotely at a Board of Water Supply public meeting and then proceed to the testimony submittal or request form.
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Red Hill
Frequently Asked Questions: Here are commonly asked questions related to the ongoing issues at Red Hill and our island's drinking water quality.
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Customer Service
Frequently Asked Questions: For questions about your water service, check out these frequently asked questions.
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General Questions
Frequently Asked Questions: Here are some commonly asked questions about the Board of Water Supply.
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Waiʻanae Plan Update
Frequently Asked Questions: Here are commonly asked questions about the Waiʻanae Watershed Management Plan update project.
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Rain Catchment
Frequently Asked Questions: Here are some commonly asked questions about rain catchment systems.
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Nuʻuanu Dams
Frequently Asked Questions: Here are some commonly asked questions regarding Nuʻuanu Reservoir No. 1 Dam and the Nuʻuanu Reservoir No. 4 Dam. This information is current as of the time it was posted online and is subject to change and update as new information becomes available.
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Water Quality
Frequently Asked Questions: See commonly asked questions from customers about water quality.
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Reported Main Breaks
Frequently Asked Questions: Here are some commonly asked questions during and after a main break has been repaired.
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Procurement
Frequently Asked Questions: See these common questions about working with the BWS procurement office, using the BWS Procurement Portal for bids and proposals for professional services or sole source/exemptions, about for requests for information, or using the Hawaiʻi e-Procurement System (HePS) for competitive sealed bids and proposals for goods, services and construction.
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Jobs
Frequently Asked Questions: Here are common questions about how to apply for BWS civil service vacancies.
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WaterSmart® Program
Frequently Asked Questions: Have questions about the BWS WaterSmart® program? You may find the answer in these commonly asked questions.
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Energy Savings Project
Frequently Asked Questions: See commonly asked questions about the BWS's Energy Savings Performance Contract (ESPC) project.
Updated: 01/19/2026