Water Operator

At Si Enviro, we are committed to the satisfaction of you, the customer.  We strive to meet all of your needs when it comes to the most precious resource on the planet: WATER.

Documents

View or Pay Water Bill

If you would like to review your invoice, check your balance or even pay your bill online (where applicable), please visit http://sienv.firstbilling.com.

  • 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
  • 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

Keep in mind that delinquent payments made online could take 24 hours to process and do not guarantee immediate reinstatement of service once disconnected.

Pay-by-Phone

You can now also pay your water bill by phone!  Simply call us at (888) 949-9036 for CORNERSTONES MUD

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 (3% Convenience Fee*) – Will post next business day
  • Electronic Check ($1.00 transaction fee*) – Will post within 2-3 business days

You can also contact the 24 hour automated phone bill payment system. The phone number for your district is located on your bill.

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

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”

All Walmart Stores Internationally

  • Convenience fee varies – see store for details*

Western Union Quickpay Locations (various HEB, Kroger and Fiesta stores)

  • Convenience fee varies – see store for details* – Will post within 2-3 business days

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)

Lockbox

  • Checks sent via the USPS
  • This includes online bill-pay through your banking institution
  • Remittance address:
  • PO Box 4824
    Houston, TX 77210-4824

Drop Box

6420 Reading Road
Rosenberg TX 77471

***NO CASH ACCEPTED***

* These charges are third party transaction charges that are not associated or collected by Si Environmental, LLC. or your water utility district.

** 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.

Questions About Your Bill

If you have a question about your water bill or service problems, please call Si Environmental at (832) 490-1600, Monday through Friday, 8 a.m. to 4 p.m., or email CustomerCare@SIEnv.com.  For service problems after hours or on weekends, call (832) 490-1601.

Report an Emergency

Please call us immediately at (832) 490-1601 (Local) or 1 (877) 382-7416 (Toll Free) if you have an emergency to report, such as:

  • Water Leak
  • Loss of Pressure
  • Service Interruption
  • Water Main Break in your Area
  • Sanitary Sewer Stoppage
  • Public Health Hazard

Posted on by Cornerstones MUD.