Datasets
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Ontario Forest Biomonitoring Network
Ministry: Environment, Conservation and Parks
The Ontario Forest Biomonitoring Network (OFBN) monitors the health of mixed hardwood forests across southern and central Ontario. The data set includes: Individual Tree Data:...Resource formats:
- SHP
- XLSX
- TXT
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Hamilton Harbour Area of Concern (AOC) Monitoring
Ministry: Environment, Conservation and Parks
Dataset includes 8 water quality surveys conducted between May and September 2021 at 4 stations in Hamilton Harbour by the Ontario Ministry of the Environment, Conservation and...Resource formats:
- XLSX
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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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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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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
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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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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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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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Fish Contaminants
Ministry: Environment, Conservation and Parks
Data on fish contaminants is collected across Ontario. Contaminants are chemicals that could be harmful to environment and human health. Toxic contaminants can enter in...Resource formats:
- XLSX
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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 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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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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Ontario Parks Camping Permit Purchaser Locations (overnight)
Ministry: Environment, Conservation and Parks
A generalized summary of postal code data, of Canadian purchases of overnight camping permits for use at Ontario Parks. Includes a summary by country for non-Canadians. The data...Resource formats:
- XLSX
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Drinking Water Neonicotinoid Monitoring Study
Ministry: Environment, Conservation and Parks
The Ministry of the Environment, Conservation and Parks started a project to determine the potential levels and occurrence of neonicotinoid insecticides in Ontario source waters...Resource formats:
- XLSX
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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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Provincial (Stream) Water Quality Monitoring Network
Ministry: Environment, Conservation and Parks
Provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chloride. The Provincial (Stream) Water Quality...Resource formats:
- CSV
- XLSX
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Jackfish Bay Area of Concern in Recovery – Water and Sediment Chemistry
Ministry: Environment, Conservation and Parks
In 2017, the Ministry of Environment, Conservation, and Parks collected water and sediment from the Jackfish Bay ‘Area of Concern in Recovery’ study area, which included...Resource formats:
- CSV
- 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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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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Corn and Soybean Neonicotinoid-treated Seed data
Ministry: Environment, Conservation and Parks
The data, which includes corn and soybean seeds treated with neonicotinoids (treated seed) and not treated with neonicotinoids (untreated seed) was previously required to be...Resource formats:
- XLSX
- CSV