Water Information

Si Environmental, LLC

751 Pitts Road, Richmond, Texas 77406
Phone: (281) 238-5000
Email: customerservice@pecangrovemud.com

Welcome Packet (PDF)

If you have any questions regarding your service or billing, please feel free to call: (281) 238-5000.

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

Please call Si Environmental immediately at: (281) 238-5000 or After Hours at (832) 490-1601(Local).

Payment Options

Pay-By-Phone

  • Visa/MasterCard/Discover/American Express (3% Convenience Fee*)
    • Posts next business day
  • Electronic Check ($1.00 transaction fee*)
    • Posts to account next business day

Online Website (Payments sienv.firstbilling.com)

  • Visa/MasterCard/Discover/American Express (3% Convenience Fee*)
    • Posts next business day
  • Electronic Check ($1.00 transaction fee*)
    • Posts to account next business day

Text to Pay (Payment via your mobile device)

  • Visa/MasterCard/Discover/American Express (3% Convenience Fee*)
    • Posts next business day
  • Electronic Check ($1.00 transaction fee*)
    • Posts to account next business day

Monthly Auto-Draft

  • Visa/MasterCard/Discover/American Express (3% Convenience Fee*)
  • Electronic Check ($1.00 transaction fee*)
    • Posts automatically to account on due date

Online Bill-Pay (through your banking institution)

  • Please be sure to include your complete 10-digit account number when setting up Online Bill-Pay through your banking institution.
  • Please be advised that Online Bill-Pay through your banking institution generally involves your bank utilizing a third party company to create a paper check that is sent to the specified remittance address. Your Municipal Utility District nor Si Environmental, LLC. will have any control over the check creation and the mailing process for this banking institution service.
    • Remittance address:
      751 Pitts Road, Richmond, Texas 77406

      • All payments received are processed within (1) business day of receipt by Si Environmental, LLC.

MUD Lockbox (Checks sent via the United States Postal Service)

  • Remittance address:
    751 Pitts Road, Richmond, Texas 77406

    • All payments received are processed immediately upon receipt by Si Environmental, LLC.

Operator’s Drop Box

  • 751 Pitts Road, Richmond, Texas 77406
    • NO CASH ACCEPTED (Cashier’s or Personal Checks and Money Orders only)
    • All payments received are processed immediately upon receipt by Si Environmental, LLC.

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