Pretreatment Program

National Pretreatment Program

The National Pretreatment Program was designed to reduce the amount of pollutants discharged by industry and othe non-domestic wastewater sources into municipal sewer systems, and thereby, reduces the amount of pollutants released into the environment from wastewater treatment plants.

What led to the creation of the National Pretreatment Program?


  • River Fires
  • Sewer System Explosions
  • Trash Filled Rivers
  • Fish Kills

Denison Pretreatment Program

Since 1986, the City of Denison has worked to protect the City's wastewater infrastructure and its workers by regulating industrial wastes that are discharged into the sewer system.