Approved On-Site Wastewater Products

The On-Site Water Protection Branch approves proprietary products and systems in accordance with the laws and rules. These systems and products include, but are not limited to: 

  • Aerobic treatment units
  • Septic tanks and pump tanks
  • Risers and pipe penetrations for septic tanks and pump tanks
  • Effluent filters for septic tanks
  • Media filters used for advanced wastewater treatment
  • Other treatment and dispersal systems