Government of Ontario

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...

This dataset contains a list of drainage superintendents who are appointed by the local municipality to manage drains constructed under the Drainage Act, 1990. Drainage superintendents are businesses or individuals that represent the local municipality to assist landowners to resolve their...

This Ontario Hydro Network (OHN) small scale dataset is intended for cartographic and web mapping display purposes, not for analytical work. Small scale waterbody, watercourse and shoreline data is available at the following seven scales: * 1:100,000 * 1:200,000 * 1:500,000 * 1:1,000,000 *...

A tank is an above ground container that holds either petroleum or water. This data is no longer being updated. It is best suited for historical research and analysis.

This data set includes information on sampling locations and physical conditions in lakes and streams across Ontario. It also includes meteorological conditions from monitoring stations in south-central Ontario. Lakes The data for lakes includes sampling location details and measurements such as:...

Geographical information about Licensed Lab and Specimen Collection Centres. These include all of the hospital laboratories, private laboratories, laboratories in public health clinics and Canadian Blood Services laboratories.

Contains 2 datasets: * lower and single tier municipalities * upper tier municipalities and districts.

A list of Ontario courthouses and their latitude and longitude coordinates.

This spatial dataset represents the boundaries of areas designated under the Aggregate Resources Act, R.S.O 1990 where a licence or permit is required for aggregate extraction. Under the Act, all aggregate operations must be licensed on private land or permitted on Crown land. Use our interactive...

The data identifies First Nation treaties and other agreements, such as land purchases by the Crown. This file was used to create a reference map illustrating the 46 treaties and other agreements signed between 1781 and 1930.

Wildlife Management Units are used for a number of wildlife management purposes, like indicating the areas of Ontario where hunting open seasons and harvest quotas apply. Wildlife Management Unit boundaries are regulated under the Fish and Wildlife Conservation Act - Ontario Regulation 663/98,...

Data collected between 2005 to 2007, 3% of sample collected in 2005, 51% in 2006 and 46% in 2007. This dataset contains a compilation of data collected from different sources. VOG 06/ VOG 08 (Value of Goods) : The data is derived from the information collected in the 2006 Ontario Commercial...

Includes: * National Parks * National Marine Conservation Areas * heritage canals * National Wildlife Areas * Other Federal Protected areas This dataset is provided by the federal government, and may not include all Federal protected lands.

Ontario Land Cover (OLC) is a primary data layer. It provides a comprehensive, standardized, landscape level inventory of Ontario’s natural, rural and anthropogenic (human made) features.

The data layer identifies areas of disturbance to vegetation including burns, commercial forestry harvesting (cuts), weather events, infrastructure and pest/disease. Instructions for downloading this dataset: Instructions for downloading this dataset: * select the link below and scroll down the...

This data provides core information on truck travel and commodity flows on the provincial highway network and other significant truck corridors. It includes the basic commercial vehicle information data set. This data is used by MTO's Systems Analysis and Forecasting Office to monitor truck...

This layer is derived from data provided by Nav Canada. This layer should not be used for navigation purposes. Official LIO title: Airport Other

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 is specific to camping permits purchased through the camper registration system. Total counts are expressed in...

This spatial dataset represents the locations of aquatic resource area (ARA) survey points. ARA survey points may represent a portion of a water body or an entire water body (such as a lake, river or stream). Attributes for each location may include: * physical characteristics such as water...

Fish stocking data for recreational fishing purposes. Contains: * stocking data for the past 10 years for species where the purpose of the stocking event was to promote recreational fishing. This is a subset of data from the fish stocking information system. This data can also be obtained through...