90 datasets found

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  • Provincial (Stream) Water Quality Monitoring Network

    Environment, Conservation and Parks (Provincial Ministry)

    Provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chloride. The Provincial (Stream) Water Quality...
      Resource formats:
    • CSV
    • PDF
    • XLSX
  • Guide to Eating Ontario Fish: advisory database

    Environment, Conservation and Parks (Provincial Ministry)

    Fish consumption advisories for Ontario's lakes and rivers are available in the Guide to Eating Ontario Fish. The zip file below includes a GIS shapefile of all lake/river...
      Resource formats:
    • ZIP
    • PDF
  • Corn and soybean neonicotinoid-treated seed data

    Environment, Conservation and Parks (Provincial Ministry)

    The data, which includes seeds treated with neonicotinoids (treated seed) and not treated with neonicotinoids (untreated seed) must be submitted no later than October 31 of each...
      Resource formats:
    • XLSX
    • CSV
    • PDF
  • Pollen Monitoring Network Study

    Environment, Conservation and Parks (Provincial Ministry)

    The Ministry of the Environment, Conservation and Parks, with assistance from the Ontario Ministry of Agriculture, Food and Rural Affairs, started the Pollen Monitoring Network...
      Resource formats:
    • CSV
    • PDF
  • Inland lakes and streams – physical conditions

    Environment, Conservation and Parks (Provincial Ministry)

    This data set includes information on sampling locations and physical conditions in lakes and streams across Ontario. It also includes meteorological conditions from monitoring...
      Resource formats:
    • ZIP
    • PDF
  • Well records

    Environment, Conservation and Parks (Provincial Ministry)

    This dataset provides information submitted by well contractors as prescribed by Regulation 903, and is stored in the Water Well Information System (WWIS). Spatial information...
      Resource formats:
    • ZIP
    • PDF
  • Environmental penalty annual report

    Environment, Conservation and Parks (Provincial Ministry)

    The Ministry of the Environment, Conservation and Parks publishes an annual report on environmental penalties issued in the previous calendar year for certain air, land or water...
      Resource formats:
    • XLSX
    • PDF
  • Broadscale Monitoring Program Lake Water Chemistry

    Environment, Conservation and Parks (Provincial Ministry)

    In 2005, the Province of Ontario implemented its Ecological Framework for Recreational Fisheries Management, a component of which was the establishment of standardized,...
      Resource formats:
    • CSV
    • PDF
  • Ontario’s Emissions Trading Program Data

    Environment, Conservation and Parks (Provincial Ministry)

    This historic dataset includes data reported under Ontario’s now revoked Emissions Trading Program regulations (O. Reg. 397/01: Emissions Trading and O. Reg. 194/05: Industry...
      Resource formats:
    • CSV
    • PDF
  • Honey bee pests and pathogens in Ontario apiaries

    Agriculture, Food and Rural Affairs (Provincial Ministry)

    Get data on pests and pathogens measured in honey bee apiaries in Ontario. The Ontario government conducted a multi-year monitoring project from 2015 to 2019 to create an...
      Resource formats:
    • PDF
    • XLSX
  • Fish contaminants

    Environment, Conservation and Parks (Provincial Ministry)

    Data on fish contaminants is collected across Ontario. Contaminants are chemicals that could be harmful to environment and human health. Toxic contaminants can enter in...
      Resource formats:
    • XLSX
    • PDF
  • Inland waters lakes and streams – water chemistry

    Environment, Conservation and Parks (Provincial Ministry)

    This data set includes information on water quality of lakes and streams across Ontario since 1976. It includes: major anions and cations nutrients chlorophyll metals Data...
      Resource formats:
    • ZIP
    • PDF
  • Sudbury Area Reference Lakes Water Quality

    Environment, Conservation and Parks (Provincial Ministry)

    Water chemistry data with geographic coordinates from lakes primarily in the Sudbury area of Ontario since 1981. Several lakes spread throughout the Sudbury acid rain damage...
      Resource formats:
    • CSV
    • PDF
  • Hamilton Harbour Area of Concern (AOC) Monitoring

    Environment, Conservation and Parks (Provincial Ministry)

    Dataset includes 8 water quality surveys conducted between May and September 2021 at 4 stations in Hamilton Harbour by the Ontario Ministry of the Environment, Conservation and...
      Resource formats:
    • XLSX
    • PDF
  • Ontario Lake Partner

    Environment, Conservation and Parks (Provincial Ministry)

    Get data about the water quality for Ontario's inland lakes. The data is collected through volunteer monitoring efforts – citizen science. The Lake Partner Program (LPP)...
      Resource formats:
    • CSV
    • PDF
  • Occupational health and safety field visits, workplaces visited, and orders i...

    Labour, Immigration, Training and Skills Development (Provincial Ministry)

    A field visit occurs when a ministry inspector visits a workplace to assess compliance with the Occupational Health and Safety Act (OHSA) and regulations. A workplace is...
      Resource formats:
    • PDF
    • XLSX
    • CSV
  • Ministry of the Environment, Conservation and Park’s Common Service Standards...

    Environment, Conservation and Parks (Provincial Ministry)

    This dataset contains a yearly comparison summary of MECP's average for meeting the standards. The CSS categories are: telephone in-person e-mail/online mail/fax social...
      Resource formats:
    • XLSX
    • PDF
  • Greenhouse gas emissions reporting by facility

    Environment, Conservation and Parks (Provincial Ministry)

    The Ministry of the Environment, Conservation and Parks collects greenhouse gas emissions data from regulated facilities under Ontario Regulation 390/18: Greenhouse Gas...
      Resource formats:
    • CSV
    • XLS
    • PDF
  • Risk management measures catalogue

    Environment, Conservation and Parks (Provincial Ministry)

    The catalogue provides a means for a user to determine which management measures and management targets are suitable to effectively manage a specific threat to the quality or...
      Resource formats:
    • XLSX
    • PDF
  • Environmental compliance reports

    Environment, Conservation and Parks (Provincial Ministry)

    Every year, the Ministry of the Environment Conservation and Parks publicly releases the Environmental Compliance Report on the Ontario Data Catalogue. In Ontario, all...
      Resource formats:
    • XLSX
    • CSV
    • XLS
    • PDF
You can also access this registry using the API (see API Docs).