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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Well Records
Ministry: Environment, Conservation and Parks
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
- SHP
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Police Use of Force Race-Based Data
Ministry: Solicitor General
The Anti-Racism Act, 2017 and its associated regulation and guidance require the Ministry of the Solicitor General to collect and analyze race-based data in police use of force....Resource formats:
- CSV
- XLSX
- DOCX
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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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School board financial reports (estimates, revised estimates and financial statements)
Ministry: Education
Includes financial data of school boards including revenues (e.g. ministry grants, grants from other ministries, education property taxes) and expenses (e.g. classroom...Resource formats:
- ZIP
- CSV
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Pesticide Concentrations in Stream Water
Ministry: Environment, Conservation and Parks
This dataset contains measurements of pesticide concentrations in stream water samples collected at selected streams in Ontario. The Ministry of the Environment, Conservation...Resource formats:
- CSV
- XLSX
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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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Emissions Performance Standards (EPS) Program Aggregated Compliance Data
Ministry: Environment, Conservation and Parks
The Ministry of the Environment, Conservation and Parks Emissions Performance Standards (EPS) program regulates GHG emissions from large facilities in manufacturing, resource...Resource formats:
- XLSX
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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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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
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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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Greenhouse Gas Emissions Reporting By Facility
Ministry: Environment, Conservation and Parks
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
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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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Provincial Groundwater Monitoring Network
Ministry: Environment, Conservation and Parks
The Provincial Groundwater Monitoring Network (PGMN) datasets report on ambient (baseline) groundwater level and chemistry conditions. Groundwater monitoring mapResource formats:
- SHP
- ZIP
- XLSX