Datasets

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4 datasets found

Access level: Open (4) and Topics: watershed (4)

  • Industrial Wastewater Discharges

    Ministry: Environment, Conservation and Parks

    Industrial wastewater monitoring data submitted quarterly to the Ministry of the Environment. This reporting is required by the Effluent Monitoring and Effluent Limits...

    Resource formats:

    • XLS
    • XLSX
    • PDF

  • Permit to Take Water

    Ministry: Environment, Conservation and Parks

    Companies or organizations who take over 50,000 litres of water/day from a lake, river, stream or groundwater source, must obtain a Permit to Take Water from the Ministry of the...

    Resource formats:

    • SHP
    • XLS
    • PDF

  • Provincial Watersheds, Historical

    Ministry: Natural Resources and Forestry

    Note: This data has been replaced by the Ontario Watershed Boundaries (OWB). We are no longer updating this data. It is best suited for historical research and analysis. A...

    Resource formats:

    • ZIP
    • PDF

  • Ontario Watershed Boundaries

    Ministry: Natural Resources and Forestry

    This collection represents the authoritative watershed boundaries for Ontario. The data is based on a framework similar to the Atlas of Canada Fundamental Drainage Areas and the...

    Resource formats: