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Sludge Transporter Query

How to find information about sludge transporters in the Central Registry.

To find transporters in your area registered with the Sludge Transporter Program, follow these steps:

  1. Go to Central Registry’s Search by Facility/Site (Regulated Entity).
  2. Under the “Program” drop-down menu, select "SLUDGE".
  3. Fill in one or more of these fields:
    • Street Address (Site Address - you may enter part of the address)
    • County
    • RN Number (Regulated Entity Number)
    • RE Name (Regulated Entity Name)
    • Additional ID (Sludge Transporter Registration Number)
  4. Click the "Search" button.
  5. Click on the link in the "RN Number" column. 
  6. Find the Sludge Transporter's registration number under the "Permits, Registrations, or Other Authorizations" section of the page. Note that sludge application sites might also appear in the search. Sludge application sites have six digit registration numbers that start with a 7, whereas sludge transporters have five digit registration numbers starting with a 2.

Contact the Sludge Transporter Registration Program to find transporters of the specific types of sludge waste listed below. We will need to know your location and which type of sludge waste listed below needs transported.

  • chemical toilet waste
  • grease trap waste
  • grit trap waste
  • domestic septage (septic tank waste)
  • sewage sludge/biosolids
  • water treatment residuals

For other questions regarding the transportation of sludge, contact us in one of the following ways:

  • E-mail:
  • Phone: 512-239-6413
  • Postal Mail:
    Sludge Transporter Registration Program, MC-129
    Texas Commission on Environmental Quality
    PO Box 13087
    Austin, TX 78711-3087