Lake Water Quality at Drinking Water Intakes

This data set includes information on sampling locations, water chemistry and chlorophyll collected at 18 locations in the Great Lakes-St. Lawrence River and 4 locations in Lake Simcoe.

Ministry contact: Environment, Conservation and Parks

Additional information

Tags
Geographic coverage
Ontario
Update frequency
Yearly

Lake Water Quality at Drinking Water Intakes

Learn more about accessing data using different formats.

Date range: January 1, 1976 - December 31, 2024

  • XLSX
    GLIP Stations in Ontario English

    Last Updated: February 3, 2026

    List of GLIP Stations in Ontario

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  • XLSX
    Lake Simcoe English

    Last Updated: February 3, 2026

    GLIP station readings for Lake Simcoe.

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  • XLSX
    All Ontario Great Lakes English

    Last Updated: February 3, 2026

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Supporting Files

  • PDF
    Metadata English
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  • PDF
    Metadata French
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