Government of Ontario

Toxics Reduction dataset provides the complete public data contained in annual reports, toxic substance reduction plan summaries, exit records and exemption records submitted by facilities reporting under the Toxics Reduction Program. Toxics reduction interactive map

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 data, which includes corn and soybean seeds treated with neonicotinoids (treated seed) and not treated with neonicotinoids (untreated seed) was previously required to be submitted by licensed treated seed vendors, and a summary of this data was reported by the ministry. Seed sale summary data...

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.

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 Parks (MECP) staff. The 4 stations surveyed by MECP are Environment and Climate Change Canada’s 4 long-term monitoring...

The Toxics Reduction Act aims to protect the health of people and the environment by reducing the use and emission of the toxic substances prescribed in this list. The Toxics Reduction Act requires the Ministry of the Environment, Conservation and Parks to consult with experts and the public at...

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...

Water chemistry data with geographic coordinates from lakes primarily in the Sudbury area of Ontario since 1981. Several lakes spread throughout the Sudbury acid rain damage zone had a natural buffering capacity protecting them from experiencing a severe drop in lake pH. Twenty-two of these lakes...

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...

The Ministry of the Environment, Conservation and Parks, with assistance from the Ontario Ministry of Agriculture, Food and Rural Affairs, started the Pollen Monitoring Network in 2015, in support of Ontario's Pollinator Health Action Plan. This was to measure changes in pesticide (neonicotinoid...

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 also provide all the circumstances associated with each threat. The tables separate drinking water quality threats into...

Ministry of the Environment, Conservation and Parks allowed temporary system-specific regulatory relief to address challenges posed by the pandemic such as operational flexibility to accommodate social and physical distancing or adjust processes to help protect staff. Relief was only granted when...

The cosmetic use of pesticides is considered a non-essential use. Ontario bans the cosmetic use of pesticides to protect Ontarians from unnecessary risk by only allowing certain, low-risk pesticides for controlling weeds and pests on lawns and gardens. Pesticides can only be used for cosmetic...

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...