Honolulu Board of Water Supply Guide
Board of Supply Bill Pay – Online Water Payment Portal (2026)
If you need to pay a Board of Supply water bill quickly, the official Honolulu Board of Water Supply gives you several payment options. You can pay online through the BWS portal, pay by phone 24/7, use online banking, set up automatic bill payment, mail a check, or visit the Public Service Building. This guide explains the exact payment paths, what to do after opening the portal, and which option makes the most sense for your situation.
Fastest payment option
Use the official BWS online bill portal to view or pay your bill directly.
Pay by phone
Call (808) 204-4234 to pay your water bill from a touch-tone phone 24/7.
Customer help
Call (808) 748-5000 for water bill questions and account support.
Mail payment address
Board of Water Supply, P.O. Box 135037, Honolulu, Hawaii 96801-5037.
How to pay Board of Supply water bill online
The Board of Water Supply’s official website lets customers view or pay their bill online through its My Account portal. This is the simplest route if you want to manage payments from a computer or phone without mailing anything or visiting the office.
Option 1: Pay online through the BWS portal
- Open the official Board of Water Supply website.
- Click View or pay your bill online.
- Log in to your account or continue through the payment flow if prompted.
- Review the amount due and your account details.
- Complete the payment and save the confirmation for your records.
This route is best if you want to pay your current bill quickly and keep a digital record of the payment.
Option 2: Use online account tools for bill management
If you want more than a one-time payment, the BWS online account tools make it easier to keep track of billing activity and avoid last-minute payment issues.
- Go to the official Board of Water Supply website.
- Choose the online bill payment or account login option.
- Enter your account details and sign in.
- Review current bill information and payment history.
- Use the available tools to pay and manage your account more easily.
This is the better option for repeat users who want a more organized billing setup instead of handling each bill manually.
All official Board of Supply water bill payment methods
The Honolulu Board of Water Supply lists several official ways to pay, so customers do not have to rely only on online checkout.
| Payment method | How it works | Best for |
|---|---|---|
| Online portal | Use the official BWS website to view or pay your bill online. | Fastest self-service method |
| Phone payment | Call (808) 204-4234 and follow the prompts to pay from a touch-tone phone 24/7. | People who prefer paying without a computer |
| Automatic bill payment | Enroll to have your water bill automatically paid from your checking or savings account. | Monthly convenience |
| Online banking | Use your bank’s bill-pay service if you prefer paying from your bank account directly. | Bank-based payment users |
| Walk-in payment | Pay at the BWS Public Service Building or use the night deposit box. | Face-to-face or local payment preference |
| Mail a check to the official BWS remittance address. | Check or mailed payment preference |
BWS’s payment-options page makes clear that customers have multiple official ways to pay depending on how fast they need the payment processed and whether they prefer digital or physical payment methods.
What to do after opening the Board of Water Supply payment page
Many users know the website but are not sure whether they should pay online, call the 24/7 line, or enroll in automatic payments first. Here is the practical path.
Just paying this bill?
Use the online bill portal for a quick payment or call the 24/7 pay-by-phone number.
Prefer phone payments?
Call (808) 204-4234 and follow the prompts using your service account number.
Want monthly auto pay?
Use the automatic bill payment option and enroll from your checking or savings account.
Need payment help?
Call (808) 748-5000, or if you are struggling to pay, use option 4 to ask about payment arrangements.
Best workflow for most users
- Take out your most recent BWS water bill.
- Open only the official Board of Water Supply website.
- Choose online payment, phone payment, auto pay, or mail depending on what you need today.
- Enter your account details carefully.
- Keep the confirmation number or receipt after you pay.
Automatic payment and payment arrangement details
BWS’s information center says customers can enroll in automatic bill payment from a checking or savings account. This is the easiest long-term option if you want to avoid forgetting monthly due dates.
How to set up Board of Supply automatic bill payment
- Open the official BWS payment options page.
- Select the automatic bill payment option.
- Review the enrollment instructions.
- Complete the required setup using your checking or savings account.
- Save confirmation of your enrollment and monitor the first bill cycle.
Phone, walk-in, and mailing details
If you do not want to rely only on the website, BWS also publishes official phone, walk-in, and mailing information for bill payments.
Board of Water Supply billing contacts
24/7 pay-by-phone: (808) 204-4234
Water bill questions: (808) 748-5000
Payment arrangements: (808) 748-5000, option 4
Mail payments to: Board of Water Supply, P.O. Box 135037, Honolulu, Hawaii 96801-5037
Walk-in or night deposit: BWS Public Service Building, 630 South Beretania Street, Honolulu, HI 96813
BWS’s payment options also mention night deposit box access at the Public Service Building, which can be useful if you need to drop off a payment outside normal lobby hours.
Why the official Board of Water Supply portal is the safest choice
The Honolulu Board of Water Supply’s own site points customers directly to its official bill portal and payment options. That matters because third-party bill-pay sites can appear in search results even when they are not run by BWS.
For most people, the smoothest process is simple: start from the official BWS payment page, choose online payment, phone payment, or another official method, complete the transaction, and save the receipt.
Official Board of Supply contacts and links
| Need | Official contact or link |
|---|---|
| Payment options | BWS Payment Options |
| Online bill portal | Board of Water Supply |
| Information center | BWS Information Center |
| Pay by phone | (808) 204-4234 |
| Water bill questions | (808) 748-5000 |
| Walk-in office | 630 South Beretania Street, Honolulu, HI 96813 |
| Mail payments | P.O. Box 135037, Honolulu, HI 96801-5037 |
Map for Board of Water Supply walk-in payment office
If you need in-person billing help or want to visit the utility payment office, use this published location:
Published BWS Public Service Building location: 630 South Beretania Street, Honolulu, HI 96813.
Final takeaway
If you just want to pay fast, the official Board of Water Supply online bill portal or 24/7 pay-by-phone service is usually the easiest route. If you want a better long-term setup, automatic bill payment from a checking or savings account may be the smarter choice because it reduces the need to manually pay each cycle.
The most useful thing to remember is that BWS also offers payment arrangements for customers who are having trouble paying. It is better to contact them early than to wait until the bill becomes a bigger problem.
FAQs about Board of Supply Bill Pay – Online Water Payment Portal (2026)
1. How do I pay my Board of Supply water bill online?
Go to the official Honolulu Board of Water Supply website and use the online bill portal to view or pay your bill.
2. Can I pay my Board of Supply bill by phone?
Yes. BWS says customers can call (808) 204-4234 to pay their bill from a touch-tone phone 24/7.
3. Does the Board of Water Supply offer automatic bill payment?
Yes. BWS offers automatic bill payment from a checking or savings account.
4. Where can I pay my Board of Supply bill in person?
You can pay at the BWS Public Service Building at 630 South Beretania Street, Honolulu, HI 96813.
5. Where do I mail a Board of Water Supply payment?
Mail payments to Board of Water Supply, P.O. Box 135037, Honolulu, Hawaii 96801-5037.
6. What number do I call for water bill questions?
For water bill questions and customer support, call (808) 748-5000.
7. Can I use online banking to pay my BWS bill?
Yes. BWS lists online banking services as one of its official payment options.
8. Does BWS have a night deposit box?
Yes. BWS lists a night deposit box at the Public Service Building for customers who prefer to drop off a payment.
9. What should I do if I cannot pay my water bill?
BWS says customers who are unable to pay should call (808) 748-5000, option 4 as soon as possible to ask about a monthly payment arrangement.
10. What is the best way to pay a Board of Supply water bill?
For most customers, the official online bill portal is the easiest option for quick payment, while automatic bill payment is the better long-term option for recurring monthly bills.