Government of Ontario

In 2005, the Province of Ontario implemented its Ecological Framework for Recreational Fisheries Management, a component of which was the establishment of standardized, long-term monitoring of the province’s fisheries resource, referred to as Broadscale Monitoring. The Broadscale Monitoring...

A field visit occurs when a ministry inspector visits a workplace to assess compliance with the Occupational Health and Safety Act (OHSA) and regulations. A workplace is considered any land, premises, physical location or thing at, upon, in or near which a worker work.  An inspector may visit the...

The Drinking Water Surveillance Program (DWSP) monitors water quality at selected municipal drinking water systems for scientific and research purposes. DWSP is a voluntary partnership that compliments the regulatory monitoring that must be done by the drinking water systems. DWSP monitors for...

The Ministry of the Environment, Conservation and Parks (MECP) publishes an annual report on environmental penalties issued in the previous calendar year. Environmental penalties apply to plants in 9 industrial sectors and specific open and closed landfilling sites. The 9 industrial sectors are...

This dataset contains measurements of pesticide concentrations in stream water samples collected at selected streams in Ontario. The Ministry of the Environment, Conservation and Parks (MECP) and Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) jointly collaborate to monitor...

This dataset contains information on benthic invertebrate community structure of samples collected from nearshore index monitoring stations within a Great Lake basin each year. The composition of benthic invertebrates (such as insects, worms, mussels, snails and crayfish) found in a sample is...

Get data describing benthic-invertebrate (bottom dwelling aquatic invertebrates) community structure and habitat conditions in various waterbodies. This dataset includes: * counts of different kinds of benthic invertebrates * water chemistry * information about collected samples (geographic...

Provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chloride. The Provincial (Stream) Water Quality Monitoring Network (PWQMN) measures water quality in rivers and streams across Ontario. This dataset provides stream water...

This dataset provides a summary of information reported by landfills regarding their landfill gas collection (LFG), methane destruction and/or use, and associated emission reductions as required by Section 11 of O.Reg. 347 under the Environmental Protection Act. Data includes: * Year *...

Industrial wastewater monitoring data submitted quarterly to the Ministry of the Environment. This reporting is required by the Effluent Monitoring and Effluent Limits (EMEL/MISA) Regulations. Data is available by individual years. [EMEL]: Effluent Monitoring and Effluent Limits [MISA]: Municipal...

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 inventory of honey bee pests and pathogens found in Ontario apiaries. The prevalence and load (levels or intensity) of...

This data set includes information on water quality of lakes and streams across Ontario since 1976. It includes: * major anions and cations * nutrients * chlorophyll * metals Data were collected as part of routine monitoring of water quality of inland waters and for scientific and research purposes.

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. These datasets include information extracted from provincially mandated police Use of Force Reports. The technical...

This dataset includes information on biological communities in lakes and streams across Ontario since 1976. Biological communities sampled include: * crayfish Data were collected as part of routine monitoring of water quality of inland waters and for scientific and research purposes.

This dataset provides a summary of annual air pollution statistics from 1995 to the current available year for six air pollutants: * Carbon Monoxide * Oxides of Nitrogen (NO, NO2, NOx) * Ozone * Fine Particulate Matter (PM2.5) * Sulphur Dioxide * Total Reduced Sulphur The annual statistics...

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 southwestern Ontario in support of the Pollinator Health Action Plan. Bumble bees were collected from 46 locations to...

This dataset provides annual visitation for all operating provincial parks, including day visitation, camper nights and camping occupancy for July and August. This information is released to inform the public and provide baseline information needed by academics, the tourism sector and others to...

The Ministry of the Environment, Conservation and Parks collects greenhouse gas emissions data from regulated facilities under Ontario Regulation 390/18: Greenhouse Gas Emissions: Quantification, Reporting and Verification using the quantification methods in the incorporated Guideline for...

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 media [MECP]: Ministry of the Environment, Conservation and Parks [CSS]: Common Service Standards

The Ministry of the Environment, Conservation and Parks started the Multi-Media Monitoring Study in 2015, in support of Ontario's Pollinator Health Action Plan, to measure changes in neonicotinoid insecticide concentrations in the environment following restrictions on the use of...