Pretreatment General and Specific Prohibitions Documents

Documents providing additional information on specific prohibitions of hazardous exposure to wastewater.

• Occupational Safety and Health Administration Permissible Exposure Limits
• Resource Conservation and Recovery Act
• Guidance Manual for Preventing Interference at POTWs (pdf) (6.57 MB)
  Assists POTWs in identifying interference episodes caused by discharges and in tracking and mitigating nondomestic wastes.
• Guidance Manual for the Identification of Hazardous Wastes Delivered to Publicly Owned Treatment Works by Truck, Rail, or Dedicated Pipe (pdf) (6.89 MB)
  Guides EPA regions and states on identifying POTWs that receive hazardous wastes by truck, rail, or dedicated pipe, and the requirements to impose on those POTWs.
• Guidance To Protect POTW Workers From Toxic And Reactive Gases And Vapors (pdf) (5.2 MB)
  EPA issued regulations that require POTWs to identify and control potential exposures to substances in industrial wastewater.