Datasets
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Air Contaminants Benchmarks List
Ministry: Environment, Conservation and Parks
Standards, guidelines and screening levels for assessing point of impingement concentrations of air contaminants Get information on the ministry’s standards, guideline values...Resource formats:
- CSV
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Environmental Penalty Annual Report
Ministry: Environment, Conservation and Parks
The Ministry of the Environment, Conservation and Parks (MECP) publishes an annual report on environmental penalties issued in the previous calendar year. Environmental...Resource formats:
- XLSX
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Office of the Registrar General Annual Report
Ministry: Public and Business Service Delivery and Procurement
The Office of the Registrar General (ORG), under the Ministry of Public and Business Service Delivery and Procurement, is dedicated to delivering secure, accurate and accessible...Resource formats:
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Ring of Fire Environmental Monitoring
Ministry: Environment, Conservation and Parks
In 2013, the Ontario Ministry of the Environment, Conservation and Parks initiated an integrated baseline environmental data collection program in the Ring of Fire region...Resource formats:
- ZIP
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Ontario Cage Aquaculture Water and Sediment Quality
Ministry: Environment, Conservation and Parks
This dataset contains measurements of water (chemistry and algal pigments) and sediment (chemistry and size fraction) quality in nearshore areas of Lake Huron surrounding cage...Resource formats:
- CSV
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Lake Water Quality at Drinking Water Intakes
Ministry: Environment, Conservation and Parks
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...Resource formats:
- XLSX
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Renewable Energy Approval Projects
Ministry: Environment, Conservation and Parks
The Renewable Energy Approval Projects (REA Projects) data contains project type, project information, approval status and project county, district or region for projects...Resource formats:
- CSV
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Drinking Water Surveillance Program
Ministry: Environment, Conservation and Parks
The Drinking Water Surveillance Program (DWSP) monitors water quality at selected municipal drinking water systems for scientific and research purposes. DWSP is a voluntary...Resource formats:
- ZIP
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Lake Ontario Downstream Tributary Water Chemistry Monitoring
Ministry: Environment, Conservation and Parks
From 2018 to 2023, ministry staff collected water quality samples year-round from seven rivers that flow into Lake Ontario in the Greater Toronto Area. They did this to...Resource formats:
- XLSX
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Benthic Invertebrate Community (Great Lakes Nearshore Areas)
Ministry: Environment, Conservation and Parks
This dataset contains information on benthic invertebrate community structure of samples collected from nearshore index monitoring stations within a Great Lake basin each year....Resource formats:
- ZIP
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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
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Inland Waters Lakes and Streams – Biological Communities
Ministry: Environment, Conservation and Parks
This dataset includes information on biological communities in lakes and streams across Ontario since 1976. Biological communities sampled include: crayfish Data were...Resource formats:
- CSV
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Environmental Compliance Reports
Ministry: Environment, Conservation and Parks
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:
- CSV
- XLSX
- ZIP
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Petroleum Crown Lake Grid
Ministry: Natural Resources and Forestry
This information is used to manage oil and gas rights on offshore Crown lands in Ontario. A grid system of blocks and tracts is used to divide the area. 1 block = 5 minute...Resource formats:
- WEB
- DOCX
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Ontario Road Network: Road Net Element
Ministry: Natural Resources and Forestry
The ORN is a provincewide geographic database of over 250,000 kilometres of municipal roads, provincial highways, and resource and recreational roads. The ORN is the...Resource formats:
- WEB
- DOCX
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Ontario radar digital surface model
Ministry: Natural Resources and Forestry
The Ontario Radar Digital Surface Model (DSM) has the following features: source data: 1 arc second spaceborne C-Band Interferometric Synthetic Aperture Radar (IFSAR) data...Resource formats:
- WEB
- ZIP
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Ontario provincial land cover 1996 - 28 classes
Ministry: Natural Resources and Forestry
This data was produced in 1999 by rationalizing a 48-class database into 28 distinct classes. The original database was derived from digital, multispectral Landsat Thematic...Resource formats:
- WEB
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Ontario Integrated Hydrology (OIH) data
Ministry: Natural Resources and Forestry
Ontario Integrated Hydrology (OIH) data is used to generate watersheds and support provincial-scale hydrology applications including: watershed generation hydrologic modelling...Resource formats:
- WEB
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Ontario Hydro Network - Watercourse
Ministry: Natural Resources and Forestry
Watercourses are line features - natural or manmade - that represent the location of flowing surface water. This product requires the use of geographic information system (GIS)...Resource formats:
- WEB
- DOCX
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Ontario Hydro Network - Waterbody
Ministry: Natural Resources and Forestry
Waterbody types include: Lake River Canal Reservoir Kettle lake Pond Beaver Pond Ocean This product requires the use of geographic information system (GIS) software.Resource formats:
- WEB
- DOCX