CAW Portal, Guest Pay & Fee Help
Use this guide if you are trying to pay a Birmingham Water Works / Central Alabama Water bill, use the online portal, make a guest payment, call the payment line, avoid the wrong fee, mail a check, pay at Walmart, request assistance, or handle a past-due account.
This is built as a working payment guide: every major step includes the official link beside the action, so users can move from reading to paying, registering, calling, or getting help without digging through a long paragraph.
Start Here: Pick Your Water Works Payment Situation
Log in/register to schedule payment, set paperless billing, view history, manage AutoPay, manage multiple accounts, or stop/transfer service.
Open portalUse guest payment if you only have the account number and do not want to register. A processing fee applies.
Guest pay infoCall Customer Service for payment plans or due-date options. H2O Foundation may help eligible customers.
H2O assistanceIf your account is in disconnect status, official FAQ says partial payment will not keep water on unless an arrangement was made.
Read FAQPay a Birmingham Water Works / Central Alabama Water Bill: Steps With Official Links
Open the official payment page first
Start from the official Payment and Billing Options page or the online customer portal. Do not use a random “water works bill pay” result if you cannot confirm it belongs to CAW/BWWB.
Choose login, guest pay, phone, mail, in person, Walmart or PayPal
Use login for full account tools. Use guest pay for one-time payment with account number. Use phone if you need automated payment. Use Walmart if you want immediate posting with cash/debit.
Know the fee before paying
Official payment details say checking account payment through the online account is free. Credit/debit card payments and guest payments show a $2.49 processing fee. Walmart charges a $2 transaction fee.
Check posting time if timing matters
Phone and online payments made before 7 p.m. post next day. Payments made after 7 p.m. post within 48 hours. Drop box payments post next business day.
If you are past due, call before guessing
For extensions, payment plans, H2O help, or disconnect-status questions, call Customer Service at 205-244-4000. If you miss a payment arrangement, the official FAQ says the account is fast-tracked back into disconnection status.
Water Works Payment Options, Fees and Best Use
| Payment route | Official detail | Best for | Official link / number |
|---|---|---|---|
| Online account login | Schedule payment, paperless billing, billing/payment history, AutoPay, multiple accounts, stop/transfer service, and free checking account payment. | Customers who want full account control and the free checking-account route. | Log in / register |
| Guest payment | No login required; account number needed; $2.49 processing fee applies. | One-time payment when you have the account number and do not need account tools. | Guest pay details |
| Phone payment | Call toll-free 1-877-565-3802; $2.49 processing fee applies; transactions limited to $500 or less. | Customers who want automated payment by phone. | Call 1-877-565-3802 |
| Mail payments to Central Alabama Water, P.O. Box 830269, Birmingham, AL 35283-0269. | Non-urgent payments with enough mailing time. | Mail details | |
| In person / drive-thru | Customer Payment Center: 101 35th Street North, Birmingham, AL 35222. Lobby and drive-thru hours are listed Monday–Friday, 8 a.m.–5 p.m. | Customers who want in-person or drive-thru help. | Contact details |
| Drop box | Drop box is available 24 hours; payments post next business day. | After-hours check/money-order drop-off when next-business-day posting is acceptable. | Drop box info |
| Walmart Money Center | Need CAW bill or account number; cash or debit card accepted; payments post immediately; Walmart charges a $2 fee. | Cash/debit customers who need faster posting than mail/drop box. | Walmart details |
| PayPal | Customers can search for Birmingham Water Works in PayPal and enter the account number. | Customers who already use PayPal and prefer app-based payment. | PayPal announcement |
How To Register for the Water Works Online Portal
What you need
- First and last name.
- Username and password.
- Account number.
- Email address.
- PO Box or street number for mailing address only.
Email activation
After submitting registration, check your email for the activation link. You must click the activation link before logging in.
Open portalCommon registration mistake
The portal instructions say to enter only the PO Box/street number for mailing address, not the full street name.
Read exact instructionsPosting Times, Fees and Confirmation Numbers
Before 7 p.m.
Phone and online payments made before 7 p.m. are posted to the account the next day.
Posting ruleAfter 7 p.m.
Phone and online payments made after 7 p.m. are posted within 48 hours.
After-hours postingSave confirmation
The official payment page says a confirmation number is provided for records. Keep it with your bank/card proof.
Payment detailsPast Due, Payment Plan or Disconnect Status
Do not guess: The official FAQ says partial payment will not keep water from being disconnected if the account is in disconnect status unless a payment arrangement was made. For a payment plan, due-date extension, or current-status question, call 205-244-4000.
Need an extension?
Official payment page says Customer Service can determine if an extended due date or payment plan is appropriate.
Payment assistance noteOn a payment plan?
The FAQ says missed installment-plan payments immediately fast-track the account back into disconnection status.
Installment FAQNeed full current status?
FAQ says accounts must be paid in full to be removed from the delinquent list.
Delinquent account FAQH2O Foundation and Bill Assistance
Who it helps
H2O Foundation may help eligible Central Alabama Water customers with water/sewer bills or plumbing repairs that reduce high water and sewer bills.
H2O Foundation pageHow to start
Call 205-244-4390 or email the H2O Foundation address listed on the official page.
Call 205-244-4390Assistance amount
The H2O page says eligible applicants can receive up to $500 in assistance once within a 12-month period.
Eligibility detailsMail, Walmart, Drop Box and In-Person Payment Details
Mail payment
Mail to Central Alabama Water, P.O. Box 830269, Birmingham, AL 35283-0269. Use mail only when the payment is not urgent.
Mail payment detailsWalmart Money Center
Bring the CAW bill or account number. Cash or debit card payments post immediately to the CAW account. Walmart charges a $2 transaction fee.
Walmart payment detailsCustomer Payment Center
101 35th Street North, Birmingham, AL 35222. Lobby and drive-thru hours are listed Monday–Friday, 8 a.m.–5 p.m.
Verify payment center24-hour drop box
The drop box is available 24 hours, but payments post next business day. Do not rely on drop box if you need same-day posting.
Drop box posting ruleUnderstand Your Bill, Sewer Charges and Meter Usage
Bill has more than water
Birmingham Water Works explains that the bill may include water and sewer charges. The utility does not provide sewer service, but it collects billing for several sewer providers, such as Jefferson County.
New bill design explanationUsage in CCF
Official meter help says usage is calculated in CCF, or hundred cubic feet. To convert CCF to gallons, multiply by 748.
Read meter noteRead meter carefully
Read the meter left to right. Numbers with black background are not used in monthly consumption calculation.
Meter reading detailsStop, Transfer, Paperless Billing and AutoPay
Paperless billing
Enable electronic billing in Settings after logging into the online account.
Set paperless billingStop or transfer service
The online account supports stop or transfer service options.
Stop / transfer serviceLocal Central Alabama Water Tips Users Actually Need
Use checking account online if fee matters
Official payment details list checking account payment as free when paying through the online account. Guest pay, phone and card routes have processing fees.
Use Walmart for faster cash/debit posting
If you pay cash or debit at Walmart Money Center, the official page says the payment posts immediately, but Walmart charges a $2 transaction fee.
Do not rely on partial payment during disconnect
Official FAQ says partial payment will not keep water from being disconnected if the account is in disconnect status, unless a payment arrangement was made.
Ask about plumbing repair help
If a leak caused the bill, H2O Foundation may help eligible customers with plumbing repairs, not only bill payment.
Customer Payment Center Map and Visit Plan
Use this map for the Central Alabama Water / Birmingham Water Works Customer Service and Payment Center. Verify hours before visiting around holidays or service notices.
Customer Payment Center
101 35th Street North, Birmingham, AL 35222.
Lobby / drive-thru
Listed Monday–Friday, 8 a.m.–5 p.m.
Customer Care
Call 205-244-4000 for billing, arrangements, service and account questions.
Official Links Used in This Guide
Water Works Bill Pay FAQs
Where do I pay a Birmingham Water Works / Central Alabama Water bill online?
Use the official customer portal at web.bwwb.org/myaccount or start from the official Payment and Billing Options page.
Can I make a guest payment without registering?
Yes. The official payment page says guest payment does not require registration or login, but you need your account number and a $2.49 processing fee applies.
Is there a free way to pay online?
Yes. The official payment page says paying with a checking account through the online account is free. Credit/debit card, guest payment and phone options have processing fees.
What is the Water Works phone payment number?
Call toll-free 1-877-565-3802. A $2.49 processing fee applies and phone transactions are limited to $500 or less.
When do online and phone payments post?
Official payment details say phone and online payments made before 7 p.m. post next day. Payments made after 7 p.m. post within 48 hours.
Where do I mail a Central Alabama Water payment?
Mail payments to Central Alabama Water, P.O. Box 830269, Birmingham, AL 35283-0269.
Where is the Water Works Customer Payment Center?
The Customer Payment Center is listed at 101 35th Street North, Birmingham, AL 35222. Lobby and drive-thru hours are listed Monday–Friday, 8 a.m.–5 p.m.
Can I pay at Walmart?
Yes. Bring your CAW bill or account number. Payments can be made with cash or debit card, post immediately to the CAW account, and Walmart charges a $2 transaction fee.
Will partial payment stop disconnection?
Official FAQ says no. If the account is in disconnect status, only full payment brings it current unless a payment arrangement was made.
Who can help if I cannot pay my water bill?
Call Customer Service at 205-244-4000 to discuss an extended due date or payment plan. Eligible customers may also call the H2O Foundation at 205-244-4390.
Pay Your Water Bill Safely, Fix High Bills, Avoid Shutoff, Start Service and Find Official Utility Links
Use this free USA water bill assistant before paying online, calling utility billing, setting up AutoPay, checking a high bill, requesting leak help, starting or stopping service, handling a past due account, or searching for the official city utility portal.
What water bill problem do you need to solve?
Choose your situation. The tool will suggest the safest route, what to prepare, and which official page or office to check first.
Open the official city, county, water authority or utility website first. Do not enter account details into a random sponsored payment page.
If the bill is unusually high, compare usage, billing days, meter read type, toilet leaks, irrigation, late fees and leak adjustment rules before paying blindly.
Safe Water Bill Payment Route
Choose how you want to pay. This helps users avoid wrong portals, posting delays and urgent shutoff mistakes.
AutoPay / Bank Draft Setup Helper
Use this before enrolling in recurring payments so the first draft, current balance and payment date do not surprise you.
High Water Bill Review
Compare your normal bill and usage with the current bill. This gives a practical path before requesting a high bill review.
Leak Adjustment Proof Checklist
Use this before asking for a leak adjustment, high bill review, sewer adjustment or payment plan.
Past Due, Shutoff Notice and Reconnect Helper
Use this if your bill is late, you received a shutoff notice, service is off, or you need a payment plan.
Start, Stop or Transfer Water Service
Use this before moving, closing an account, starting service, transferring service or requesting a final bill.
Water Bill Cost Estimate
Estimate a simple monthly bill from base charge, water usage, sewer, stormwater, trash, service fees and late charges. Official tiered rates may be different.
Bill Dispute and Meter Reading Checklist
Use this before calling billing support about a meter reading, duplicate payment, wrong address, missing payment, estimated bill, or incorrect charge.
Official Water Bill Portal and Phone Finder
Enter city/utility and state to create safe searches for official water bill pay, phone payment, guest pay, AutoPay, start service, leak adjustment, reconnect, assistance and this site’s guide.
Official portal safety
- Use official city, county, authority or utility websites first.
- Check service address before paying.
- Save confirmation number and screenshot.
- Call the utility for shutoff or reconnect situations.
Best sitewide placement
Place this tool after the first payment section or before FAQs. It turns every water bill article into a practical help page, not only a list of links.
Important note
This tool gives educational guidance only. Always confirm payment portals, fees, shutoff rules, assistance programs, account balance and reconnection steps with the official utility.