Government of Ontario

Get data about the water quality for Ontario's inland lakes. The data is collected through volunteer monitoring efforts – citizen science. The Lake Partner environment map The Lake Partner Program (LPP) measures water quality in inland lakes across Ontario. This dataset provides water quality and...

Volumes of water taken daily and annually under a Permit-to-Take-Water, as reported to the ministry under the Water Taking and Transfer Regulation 387/04. The Ontario Water Resources Act (Act) requires anyone who takes more than 50,000 litres of water in a day to obtain a Permit to take Water...

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 sulphur compounds The Ministry of the Environment, Conservation and Parks continually monitors air quality...

The ministry monitors air pollution levels and issues smog advisories when there is strong likelihood that widespread, elevated, and persistent smog levels are expected. This dataset provides a comprehensive summary in excel file format. The dataset includes the forecasts for the regions where a...

Directory of Licensed Well Contractors This directory lists all well contractors licensed in Ontario. Listings in the directory should not be taken as advice or a recommendation of any individual contractor. The directory is updated periodically. We strongly recommend that you ask well...

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...

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...

Data contains toxics planner's license number, expiration date, name, contact information and location. Proposed Changes to the Toxic Reduction Program We are proposing changes to the Toxics Reduction Program to remove unnecessary duplication with the federal Chemicals Management Plan program and...

As of January 12, 2024, data from the date of January 1, 2024 onwards reflect updated population estimates. This update specifically impacts data for the 'not fully vaccinated' category. On November 30, 2023 the count of COVID-19 deaths was updated to include missing historical deaths from...

This historic dataset includes data reported under Ontario’s now revoked Emissions Trading Program regulations (O. Reg. 397/01: Emissions Trading and O. Reg. 194/05: Industry Emissions - Nitrogen Oxides and Sulphur Dioxide). The Emissions Trading Program ended in February 2021, as the program...

This dataset contains status updates and projected timelines for the preparation of recovery strategies for 37 species required under the Endangered Species Act, 2007. Full context for these data are available from: "How species at risk are protected" Keywords: species at risk, Endangered Species...

This is a listing of approved landfills in Ontario. Here you will find basic information on Ontario’s landfills including: * Environmental Compliance Approval (ECA) number * Ministry of the Environment, Conservation (MECP) region * MECP district * client name * site name * site address * site...

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 Moberley Bay, Tunnel Bay, and far-field sites in Jackfish Bay. This ‘Area of Concern in Recovery’ has been designated under...

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.

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...

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...