Industrial Wastewater Discharges

Industrial wastewater monitoring data submitted quarterly to the Ministry of the Environment. This reporting is required by the Effluent Monitoring and Effluent Limits (EMEL/MISA) Regulations.

Data is available by individual years.

[EMEL]: Effluent Monitoring and Effluent Limits [MISA]: Municipal Industrial Strategy for Abatement

Ministry contact: Environment, Conservation and Parks

Additional information

Tags
Geographic coverage
Ontario
Last Validated Date
January 18, 2024
Update frequency
Yearly

Industrial Wastewater Discharges

Learn more about accessing data using different formats.

Date range: January 1 - December 31, 2021

  • XLSX
    2021 English

    Last Updated: January 18, 2024

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Date range: January 1 - December 31, 2020

  • XLSX
    2020 English

    Last Updated: April 11, 2022

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Date range: January 1, 2015 - December 31, 2019

  • XLSX
    2015 English
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  • XLSX
    2016 English
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  • XLSX
    2017 English

    Last Updated: November 30, 2020

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  • XLSX
    2018 English

    Last Updated: November 30, 2020

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  • XLSX
    2019 English

    Last Updated: May 26, 2021

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Date range: January 1, 2010 - December 31, 2014

  • XLSX
    2013 English
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  • XLSX
    2014 English
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  • XLS
    2010 English
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  • XLS
    2011 English
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  • XLS
    2012 English
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Date range: January 1, 2004 - December 31, 2009

  • XLS
    2004 English
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  • XLS
    2005 English
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  • XLS
    2006 English
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  • XLS
    2007 English
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  • XLS
    2008 English
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  • XLS
    2009 English
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Supporting Files

  • PDF
    Metadata Record English

    Last Updated: April 11, 2022

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  • PDF
    Metadata record French

    Last Updated: April 11, 2022

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