Home About Services Programs Divisions Austin Water follows state and federal regulations relating to the disposal of wastewater and pretreatment standards. CITY Wastewater Regulations (Chapter 15-10) Prohibited Pollutant Discharge (Chapter 15-10, Article 3) Pretreatment Standards (Chapter 15-10, Article 4) Local Limits (Chapter 15-10, Section 44) Cleaning Grease Traps (Chapter 15-10, Section 197) Liquid Waste Haulers (Chapter 15-5, Article 2) STATE Texas Commission on Environmental Quality: Wastewater Pretreatment Requirements and Options FEDERAL United States Environmental Protection Agency: Water Pretreatment Standards