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Ontario Digital Surface Model (Imagery-Derived)
The Ontario Digital Surface Model (Imagery-Derived) is a raster elevation product that was generated from the elevation point clouds created via pixel-correlation from aerial... -
Ontario Lake Partner
Get data about the water quality for Ontario's inland lakes. The data is collected through volunteer monitoring efforts – citizen science. TheBumble Bee Diversity and Abundance Survey
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...Lake St Clair Water Quality
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...Municipal Treated Wastewater Effluent
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...Inland Lakes and Streams – Physical Conditions
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...Industrial Wastewater Discharges
Industrial wastewater monitoring data submitted quarterly to the Ministry of the Environment. This reporting is required by the Effluent Monitoring and Effluent Limits...Tables of Drinking Water Threats
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 tables...Non-government agency Nature Reserve
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...Honey bee pests and pathogens in Ontario apiaries
Get data on pests and pathogens measured in honey bee apiaries in Ontario. The Ontario government conducted a multi-year monitoring project from 2015 to 2019 to create an...Water systems that sought regulatory relief due to COVID-19 pandemic
Ministry of the Environment, Conservation and Parks allowed temporary system-specific regulatory relief to address challenges posed by the pandemic such as operational...Licensed Toxics Planners
Data contains toxics planner's license number, expiration date, name, contact information and location. Proposed Changes to the Toxic Reduction Program...Emissions Performance Standards (EPS) Program Aggregated Compliance Data
The Ministry of the Environment, Conservation and Parks Emissions Performance Standards (EPS) program regulates GHG emissions from large facilities in manufacturing, resource...Ring of Fire Environmental Monitoring
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...Climate data – High Resolution Projections
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...Drinking Water Quality and Enforcement
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...Fish Contaminants
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...Provincial Watersheds, Historical
Note: This data has been replaced by the Ontario Watershed Boundaries (OWB). We are no...