History on Ottawa’s Wastewater Plant

About the Robert O. Pickard Environmental Centre

An aerial view of the Robert O. Picard Environmental Centre.
  • Provides secondary level treatment (physical + biological) of domestic, commercial and industrial wastewater returning treated water to the Ottawa River
  • Situated on 67 hectares of land adjacent to the Canotek Business Park in Ottawa East.  A total of 28.4 hectares remains available for future growth


  • Originally built in 1962, providing primary level treatment, and called the Green’s Creek Pollution Control Centre
  • Expansions in 1971 and 1975 to provide needed capacity for the growing City
  • Major expansion and rehabilitation from 1988 to 1993 increasing treatment capacity, improving biosolids processing, and adding odour control.  Level of treatment improved from primary treatment to include biological secondary treatment
  • Renamed for Robert O. Pickard, retired Commissioner of Works in the former Regional Municipality of Ottawa-Carleton
  • Mr. Pickard helped initiate an expansion and upgrade of the centre to provide the Capital of Canada with improved wastewater treatment capacities
  • Addition of dechlorination process in 2013 to remove chlorine prior to discharge of treated water to the Ottawa River