Customer Care: 832-490-1600
THIS WEBSITE IS PROVIDED AS A COURTESY FOR INFORMATIONAL PURPOSES ONLY. THIS IS NOT AN OFFICIAL WEBSITE OF THE DISTRICT, AND IS NOT OWNED OR OPERATED BY THE DISTRICT.
Pay Online
Visa/MasterCard/Discover/AMEX (3% Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post within 2-3 business days
Text and pay using your mobile device
Visa/MasterCard/Discover/American Express (3% Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post next business day
Sign up for Paperless Billing via the link above and have the option of paying your bill directly from your email by clicking PAY NOW using Visa/MasterCard/Discover/AMEX (3% Convenience Fee*) – Will post next business day
Monthly Auto-draft (drafted on due date)
Credit Card (3% Convenience Fee*)
Bank Draft ($1.00 Per Transaction*)
Activation completion indicated by first invoice that states “DO NOT PAY”
* These charges are third party transaction charges that are not associated or collected by Si Environmental, LLC. or your water utility district.
The First Billing Services office is open Monday – Friday from 8:00AM– 4:30PM CT.
You will need your Customer Account Number and payment information.
Visa/MasterCard/Discover/AMEX (Plus Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post within 2-3 business days
By Mail
Vista MUD
PO Box 4824
Houston, TX 77210-4824
***NO CASH ACCEPTED***
Drop Off
Office Address: WE DO NOT ACCEPT CASH
Si Environmental, LLC
2306 RR 620 N
Austin, TX 78734
* – These charges are third party transaction charges that are not associated or collected by Si Environmental, LLC. or your water utility district.
Bill-pay through your banking institution **
Please be sure to include your account number when setting up bill-pay through your banking institution (up
to 10 days for processing from the date that the bank issues the payment)
** Online Bill-pay through your banking institution generally involves your bank utilizing a third party to create a check that is sent to the address that you specify. Si Environmental, LLC. has no control over the check creation and mailing process for this service. All payments are processed within 24 hours of receipt by Si Environmental, LLC.
Pay Online
Visa/MasterCard/Discover/AMEX (Plus Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post within 2-3 business days
Text and pay using your mobile device
Visa/MasterCard/Discover/American Express (Plus Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post next business day
Sign up for Paperless Billing via the link above and have the option of paying your bill directly from your email by clicking PAY NOW using Visa/MasterCard/Discover/AMEX (Plus Convenience Fee*) – Will post next business day
Monthly Auto-draft (drafted on due date)
Credit Card (Plus Convenience Fee*)
Bank Draft ($1.00 Per Transaction*)
Activation completion indicated by first invoice that states “DO NOT PAY”
* These charges are third party transaction charges that are not associated or collected by Si Environmental, LLC. or your water utility district.
The First Billing Services office is open Monday – Friday from 8:00AM– 4:30PM CT.
You will need your Customer Account Number and payment information.
Visa/MasterCard/Discover/AMEX (Plus Convenience Fee*) – Will post next business day
Electronic Check ($1.00 transaction fee*) – Will post within 2-3 business days
By Mail
Vista MUD
PO Box 4824
Houston, TX 77210-4824
***NO CASH ACCEPTED***
Drop Off
Office Address: WE DO NOT ACCEPT CASH
Si Environmental, LLC
2306 RR 620 N
Austin, TX 78734
* – These charges are third party transaction charges that are not associated or collected by Si Environmental, LLC. or your water utility district.
Bill-pay through your banking institution **
Please be sure to include your account number when setting up bill-pay through your banking institution (up
to 10 days for processing from the date that the bank issues the payment)
** Online Bill-pay through your banking institution generally involves your bank utilizing a third party to create a check that is sent to the address that you specify. Si Environmental, LLC. has no control over the check creation and mailing process for this service. All payments are processed within 24 hours of receipt by Si Environmental, LLC.