Datasets
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Tables of Drinking Water Threats
Ministry: Environment, Conservation and Parks
We've made tables that include the 21 drinking water quality threat activities, set out in O. Reg. 287/07, which may pose a risk to a municipal drinking water supply. The...Resource formats:
- XLSX
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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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Ontario Typical Range Soil Chemistry
Ministry: Environment, Conservation and Parks
Concentration levels from soil sampled in urban and rural parklands in the province. Data includes: station name and location (rounded to 1 km precision) sample date results...Resource formats:
- SHP
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Water systems that sought regulatory relief due to COVID-19 pandemic
Ministry: Environment, Conservation and Parks
Ministry of the Environment, Conservation and Parks allowed temporary system-specific regulatory relief to address challenges posed by the pandemic such as operational...Resource formats:
- CSV
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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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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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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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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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Provincial Park Administration Zones
Ministry: Environment, Conservation and Parks
The boundaries of provincial park administration zones in Ontario.Resource formats:
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Hazardous Waste Public Information
Ministry: Environment, Conservation and Parks
This hazardous waste dataset contains spatial information about generators, carriers and receivers of hazardous and liquid industrial waste. Also contains the volumes and...Resource formats:
- ZIP
- CSV
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Bumble Bee Diversity and Abundance Survey
Ministry: Environment, Conservation and Parks
The Ministry of the Environment, Conservation and Parks started a project to characterize the number of species of bumble bees and the relative abundances of these species in...Resource formats:
- CSV
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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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Caribou Range Boundary
Ministry: Environment, Conservation and Parks
Shows areas where the health and prevalence of caribou can be linked to the attributes of the land that supports them. Ontario's Woodland Caribou Recovery Strategy (2008)...Resource formats:
- SHP
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Drinking Water Quality and Enforcement
Ministry: Environment, Conservation and Parks
Ontario has a comprehensive set of measures and regulations to help ensure the safety of drinking water. The following dataset contains information about the drinking water...Resource formats:
- ZIP
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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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Risk Management Measures Catalogue
Ministry: Environment, Conservation and Parks
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
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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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Toxics Reduction Act - Reporting
Ministry: Environment, Conservation and Parks
Toxics Reduction dataset provides the complete public data contained in annual reports, toxic substance reduction plan summaries, exit records and exemption records submitted by...Resource formats:
- ZIP
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Air Quality Stations
Ministry: Environment, Conservation and Parks
The air monitoring stations measure up to 6 common pollutants like: ground-level ozone fine particulate matter nitrogen dioxide carbon monoxide sulphur dioxide total reduced...Resource formats:
- CSV
- ZIP
- TXT
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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