Payment Options
Methods of Receiving Payments: Online with credit card (Visa, Mastercard, or Discover only), Mail-in, Walk-in or Drop Box (located to the right of the office front door), or bill pay through your bank.
Online Bill Pay
Online Bill Pay makes it easy for you to manage your San Antonio Water Company’s utility account. You can view statements online, see payment and usage history, and make online payments with the use of your Visa, Mastercard and Discover card. You can do a Quick Pay or register and create your own user name and password to view usage history. You will need your SAWCo account number and amount of the last payment made. *Effective 9/1/2023, convenience charges for online payments will increase to a flat rate of $4.25 per transaction.
Automatic Payments
Automatic payment makes it easy for you to never be late or miss a payment. The payments will be automaticlaly drafted from a checking account or charged to a credit card. You will continue to receive an invoice for your records.
No Charge- A one-time application and voided check will need to be submitted to the office, by the first week of the billing cycle, to automatically withdraw the money owed from your checking account on the due date.
Fee- First register an email address through the online services portal and link your SAWCo account. Input the credit card inforamtion and set up for automatic payments.
*Paying Directly Through Your Bank/Financial Institution?
Please be advised if paying directly through your bank, the funds will be drafted by the bank, but it will take up to 5-7 days for SAWCo to receive the physical check payment from the bank.
Walk-In/ Drop Box
Walk-in payments of cash or checks are only accepted at the main office durin regular business hours,
Monday - Thursday from 7:30 AM - 5:00 PM (closed 11:30 AM to 12:30 PM for lunch).
A Payment Drop Box is located to the right of the office front door and is accessible during regular business hours and remains available 24/7 during non-business hours.
Make checks payable to San Antonio Water Company and include water account number on the check. Remember to include the bill stub with the check to ensure the payment is applied to the correct account.
Mail Checks To:
San Antonio Water Company
139 N Euclid Ave.
Upland, CA 91786
Domestic Shut Off Procedure For Non-Payment
Payment of the billed amount is due upon receipt and if not paid by the "Due Date" printed on the invoice--it is considered delinquent.
Following the invoice will be a Final Notice for any balance and a late fee amount. The total amount due must be received in the Company office prior to the deadline stated on the notice or further additional charges will be incurred and water service will be disconnected.
If using the on-line payment option, payment must be posted by 11:59 p.m. on the date the Final Notice is due to avoid water shut-off.
Phone Call Reminder
Shortly before shut off day, you may receive an automated phone call reminding you that we have not received your payment. To assure that you receive a phone call reminder, please make sure we have your correct contact information by completing the Customer Information Form.
To view our Collection Policy (SB998), click here for our collection policy in english. The policy is also available in chinese, vietnamese, tagalog, spanish and korean.
In 2025, we had twenty eight (28) shut offs for non-payment.
Municipal And Miscellaneous Shut Off Procedure
Payment of the billed amount is due upon receipt and if not paid by the “Due Date” printed on the invoice—it is considered delinquent. If payment is not received by the due date it will show as a previous balance owing on the following month’s bill. Shortly following the current invoice will be a Final Notice for any previous balance and a late fee amount. At this point, the total amount due must be received in the Company office prior to the deadline stated on the notice or further additional charges will be incurred and water service will be disconnected.