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Automotive/Car Wash/Commercial    

A variety of pollutants are found in wash water generated from commercial automobile and/or craft washing facilities.  These pollutants include but are not limited to:
*Lead from brake linings and tires
*Zinc from tires and brakes
*Total Petroleum Hydrocarbons: Gasoline Range Organics, (GRO) and Diesel Range Organics, (DRO).
All commercial automobile and/or craft washing, automobile shops and auto body and paint facilities (including mobile units) who desire to discharge their wash water into the sanitary sewer are required by the St. George City Pretreatment Department to discharge said wash water into a treatment device (i.e. in-ground sand and oil interceptor/oil separator) of which will discharge treated wash water to the sanitary sewer.  Pursuant to the United States Environmental Protection Agency, (USEPA) and State of Utah Department of Water Quality, (DWQ) requirements, all wash water (industrial wastewater) entering the St. George Regional Water Reclamation Facility (SGRWRF) is required to be treated before being discharged to the sanitary sewer.
DEFINITIONS: (Ord. 8-4-1.4)  
BEST MANAGEMENT PRACTICES OR BMP:  The schedules of activities, prohibitions of practices, maintenance procedures, and other management practices to implement the prohibitions listed in subsection 8-4-2-1A and B of this chapter.  BMP's include, but are not limited to, treatment requirements, operating procedures, and practices to control plant site runoff, spillage, leaks, sludge, waste disposal, or drainage from raw materials storage.  BMPs may be developed by the pretreatment program as a local limit to control discharges from SIU as needed.
A. General Prohibitions: No user shall introduce or cause to be introduced into the POTW any pollutant or wastewater which causes pass-through or interference.  These general prohibitions apply to all users of the POTW whether or not they are subject to categorical pretreatment standards or any other national, state, or local pretreatment standards or requirements.
When applying for a business license, your facility will need to complete the following applicable documentation and return it to the SGRWRF Pretreatment Department via email, by completing one of the online forms located at the bottom of this page,  fax or via mail to the following address:
Attn: Pretreatment Department
3780 W. 1550 W. 
St. George, Utah 84790
Juliette Curtis / Pretreatment Coordinator: (435) 627-4284
fax: (435) 634-5846
Interceptor specs (1) PDF - 07-22-2020 View Download
BMPs for Automotive Body Shops and Automotive Repair PDF - 07-22-2020 View Download
BMPs for Commercial Automobile and or Craft Washing PDF - 07-22-2020 View Download
BMPs for Auto Body Shops PDF - 07-22-2020 View Download