Datasets
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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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Lake St Clair Water Quality
Ministry: Environment, Conservation and Parks
This dataset provides water quality analyses of lake surface samples and river samples collected throughout the ice-free season (May/June to October) from 2016 to 2019 from the...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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Land contour
Ministry: Natural Resources and Forestry
Includes: contour land contour land approximate contour land auxiliary/interpolated contour land depression In southern Ontario the contour interval is 5 meters. In the near...Resource formats:
- WEB
- DOCX
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Landfill Gas Collection, Use and Destruction
Ministry: Environment, Conservation and Parks
This dataset provides a summary of information reported by landfills regarding their landfill gas collection (LFG), methane destruction and/or use, and associated emission...Resource formats:
- XLSX
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Licensed Toxics Planners
Ministry: Environment, Conservation and Parks
Data contains toxics planner's license number, expiration date, name, contact information and location. Proposed Changes to the Toxic Reduction Program We are proposing...Resource formats:
- XLSX
- CSV
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Licensed Well Contractors
Ministry: Environment, Conservation and Parks
Directory of Licensed Well Contractors This directory lists all well contractors licensed in Ontario. Listings in the directory should not be taken as advice or a...Resource formats:
- CSV
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Linear referencing and composite listing - Ontario highways
Ministry: Transportation
This data, also known as the Linear Highway Referencing System (LHRS), is used to locate events along the highway network. Three separate files make up the LHRS dataset: LHRS...Resource formats:
- ZIP
- XLSX
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Ministry of Children and Youth Services regional boundaries
Ministry: Children, Community and Social Services
On January 13, 2014, the Ministry of Children and Youth Services created a new regional boundary structure. It combined the previous 9 Service Delivery Division regions and 4...Resource formats:
- ZIP
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Ministry of the Environment, Conservation and Park’s Common Service Standards performance results
Ministry: Environment, Conservation and Parks
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
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Multi-Watershed Nutrient Study
Ministry: Environment, Conservation and Parks
The Multi-Watershed Nutrient Study collected stream water samples from 11 small agricultural watersheds between 2014 and 2020. Samples were collected during flow events like...Resource formats:
- ZIP
- CSV
- SHP
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Municipal Treated Wastewater Effluent
Ministry: Environment, Conservation and Parks
The flows and effluent quality data is for the parameters of: Biological Oxygen Demand BOD5/CBOD5 Total Suspended Solids (TSS), also described as Residual Particulate Solids...Resource formats:
- XLSX
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Named geographic features
Ministry: Natural Resources and Forestry
Data set contains geographical referencing information like: type of feature or place location coordinates geographic township municipal and map references Also contains...Resource formats:
- WEB
- DOCX
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Natural heritage system areas
Ministry: Natural Resources and Forestry
This dataset shows the boundaries of systems of natural heritage features and areas, lands and waters that support connectivity and have significant ecological value. It...Resource formats:
- WEB
- DOCX
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Niagara Escarpment Plan boundary
Ministry: Natural Resources and Forestry
The purpose of this dataset is to depict the boundaries of the Niagara Escarpment Plan. The outer boundary of the area covered by the Niagara Escarpment Plan is fixed and...Resource formats:
- WEB
- DOCX
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Niagara Escarpment Plan land use designations
Ministry: Natural Resources and Forestry
Depicts the internal boundaries of the Niagara Escarpment Plan area. The 7 land use designations are: escarpment natural area escarpment protection area escarpment rural area...Resource formats:
- WEB
- DOCX
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Niagara Escarpment Plan policy area
Ministry: Natural Resources and Forestry
The Niagara Escarpment Special Policy Area is comprised of the North Aldershot Policy Area and the Waterdown Policy Area. More informationResource formats:
- WEB
- DOCX
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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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Non-government agency Nature Reserve
Ministry: Natural Resources and Forestry
Non-government agency Nature Reserves are polygon features describing lands held by nature trusts and other non-government agencies for the purpose of nature conservation. We...Resource formats:
- WEB
- DOCX
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Oak Ridges Moraine: land use designations
Ministry: Municipal Affairs and Housing
This dataset was created to provide land use information on the Oak Ridges Moraine and is the basis for Ontario Regulation 140/02. The data was digitized at 1:10,000 or better...Resource formats:
- DOCX