Datasets
Search for specific datasets or use filters to explore our data.
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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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Climate data – High Resolution Projections
Ministry: Environment, Conservation and Parks
The zip file contains high-resolution projections of the annual averaged temperature and precipitation over 50 regions and 150 municipalities in the Province of Ontario from...Resource formats:
- ZIP
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Inland Lakes and Streams – Physical Conditions
Ministry: Environment, Conservation and Parks
Data on physical conditions in Ontario’s lakes and streams: For lakes this includes measurements such as temperature, dissolved oxygen levels and water transparency, ice dates,...Resource formats:
- ZIP
- XLSX
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Lake Simcoe Monitoring
Ministry: Environment, Conservation and Parks
The Lake Simcoe lake monitoring program provides measurements of chemical and physical water quality limits such as total phosphorus, nitrogen, chlorophyll a, pH, alkalinity,...Resource formats:
- ZIP
- SHP
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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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Water quantity vulnerability indicators
Ministry: Natural Resources and Forestry
The data set estimates the vulnerability index for the Water Survey of Canada’s HYDAT gauges in the Southwestern Hudson Bay and the Nelson River watershed systems in Ontario....Resource formats:
- ZIP
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Runoff coefficient for southwestern Hudson Bay and Nelson River watershed system
Ministry: Natural Resources and Forestry
The data set represents the annual and monthly (July, August and September) runoff coefficient for each of the Water Survey of Canada’s HYDAT stream gauges of the Southwestern...Resource formats:
- ZIP
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Niagara River Caged Mussel Biomonitoring Program
Ministry: Environment, Conservation and Parks
Data are contaminants in tissue of caged mussels put in the river for 3 weeks at about 25 stations located on the Canadian and US side of the river. The main objective of the...Resource formats:
- ZIP
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Stewardship Zone, Council Area and Location
Ministry: Natural Resources and Forestry
The Ontario Stewardship Program has established Stewardship Councils across Ontario. Ministry of Natural Resources staff no longer directly administer and support Ontario...Resource formats:
- ZIP
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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
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Ontario's Local Distribution Companies (LDCs) Boundaries Map
Ministry: Energy and Electrification
The spatial extent of service territory boundaries for Ontario's local distribution companies (LDCs). ENERGY's data consumers require visualization of the service...Resource formats:
- ZIP
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Greenhouse Gas Emissions by Sector
Ministry: Environment, Conservation and Parks
The data sets show historical greenhouse gas emissions and emission changes for selected years, in megatonnes of CO2 equivalent. Historical estimates are based on Environment...Resource formats:
- ZIP
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Borehole
Ministry: Mines
A borehole is a general term for any narrow shaft drilled in the ground, either vertically or horizontally. A borehole may be constructed for many different purposes, including:...Resource formats:
- ZIP
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Travel information centres
Ministry: Transportation
Travel Information Centres are available throughout the province of Ontario, and offer tourists and travelers insight and information about Ontario. For more details about these...Resource formats:
- DOCX
- KML
- WEB
- ZIP
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GO Train stations
Ministry: Transportation
GO Transit is the regional public transit service for the Greater Toronto and Hamilton Area. For more information regarding GO stations and TTC hubs, please visit Metrolinx. GO...Resource formats:
- DOCX
- ZIP
- KML
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Regional Tourism Organizations: geographic boundaries
Ministry: Tourism, Culture and Gaming
Each Regional Tourism Organization is an independent, industry-led and not- for-profit and each provides leadership and coordination to support competitive and sustainable...Resource formats:
- ZIP
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Ontario Road Safety Annual Report (ORSAR)
Ministry: Transportation
Under the Highway Traffic Act (HTA), the Ministry of Transportation (MTO) is required to report annually on motor vehicle collision statistics. The Ontario Road Safety Annual...Resource formats:
- ZIP
- XLSX
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Driver population statistics
Ministry: Transportation
The driver population statistics consists of 3 sets of data files. 1. Active driver count This data includes: license class including composite class and airbrake endorsement...Resource formats:
- ZIP
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Greenbelt Plan mapping
Ministry: Municipal Affairs and Housing
Geographic Information System (GIS) data with the following mapping layers from the Greenbelt Plan: outer boundaries protected countryside and urban river valley designations...Resource formats:
- ZIP
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Border crossings
Ministry: Transportation
Border crossings are a feature included on the Official Road Map of Ontario (ORM) for information purposes to the travelling public. Included are highway-land and ferry...Resource formats:
- DOCX
- ZIP