Canadian Wastewater Survey (CWS)

Other reference periods

Detailed information for2022/2023 Canadian Wastewater Survey (CWS)

• Detailed information for 2022 and 2023

Detailed information for2022 Canadian Wastewater Survey (CWS)

• Detailed information for 2022

Detailed information for2021 Canadian Wastewater Survey (CWS)

• Detailed information for December 2021 to January 2022
• Detailed information for April 2021 to November 2021

Detailed information for2020 Canadian Wastewater Survey (CWS)

• Detailed information for January 2020 to December 2020
• Detailed information for January 2020 to July 2020

Detailed information for2019 Canadian Wastewater Survey (CWS)

• Detailed information for March 2019 to December 2019
• Detailed information for March 2019 to July 2019
• Detailed information for March 2018 to February 2019

Detailed information for2018 Canadian Wastewater Survey (CWS)

• Detailed information for March to August 2018

Generally, information is only available for reference periods after November 2000.