Government of Ontario

Many geometrical schemes - or map projections - are used to represent the curved surface of the Earth on map sheets. Canada uses the Universal Transverse Mercator (UTM) system. It is called transverse because the strips run north-south rather than east-west along the equator.This data class shows...

The Ontario Watershed Information Tool (OWIT) is used to calculate information about Ontario’s watersheds. Watersheds are areas of land where surface water converges to a single point. Water professionals in the public and private sectors and academia use OWIT to better understand water flow in...

This spatial data identifies breeding zones used by forest managers and forest genetic associations to manage provincial forest genetic assets. The data: * shows the boundaries of breeding zones * identifies the primary or target species within each zone Species are associated with certain...

Single photon lidar light detection and ranging (SPL LiDAR) is an active remote sensing technology for: * mapping vegetation aspects including cover, density and height * representing the earth's terrain and elevation contours We acquired SPL data on an airborne acquisition platform under leaf-on...

The goal of this carbon cycle study is to: * better understand wetland carbon uptake and losses to the atmosphere across watersheds * evaluate wetland carbon’s usefulness as a natural climate solution Study sites Study sites for this project are: * Big Creek Watershed in Southern Ontario * White...

The Ontario in-filled climate data collection includes information from 339 monitoring stations maintained by the Meteorological Service of Canada. Historical climate data commonly has missing hourly and daily records due to equipment malfunctions, temporary site maintenance or other reasons....

GIS data containing the boundaries of Provincially Significant Employment Zones in the Greater Golden Horseshoe as identified by the Minister of Municipal Affairs and Housing As areas of high economic output, provincially significant employment zones are strategically located to provide stable,...

Used within the Travellers Road Information Portal Interactive Map to convey transportation related information in both official languages. This information includes a list of locations of carpool parking lots near dozens of highway interchanges throughout Ontario. This data is best viewed using...

A source protection area (SPA) is an area of land and water governed by a Source Protection Authority, an agency, person or body. This dataset defines the geographic boundaries where each SPA's terms of reference, assessment reports and source protection plans must be developed. *[SPA]: source...

The locations of the 2 specialty crop areas in the Greenbelt Plan: * the Holland Marsh * Niagara Peninsula Tender Fruit and Grape Lands

Get data on areas where outdoor fires are not permitted. This dataset shows areas where outdoor fires are restricted in accordance with the Forest Fires Prevention Act. There are two reasons why a restricted fire zone is in effect: * outdoor conditions are extremely dry * the number of fires...

The Agricultural Resource Inventory 1983 (ARI 1983) dataset includes agricultural land use and drainage systems information. This dataset evaluates the mix of crops and classifies them into different categories which are valid over a long period of time. Mapping these systems provides an overview...

Data includes: * The Lake Superior watershed * The Lake Huron watershed * The Lake Erie watershed * The Lake Ontario watershed * The St. Lawrence River watershed

​The aquatic ecosystem classification (AEC) is a science-based tool that groups and classifies Ontario’s rivers and streams based on their: * physical attributes, such as water temperature * watershed characteristics, such as upstream drainage area The Ministry of Natural Resources and Forestry...

This index identifies project areas on provincial highways where aerial photography and photogrammetric mapping has been collected.

Concentration levels from soil sampled in urban and rural parklands in the province. Data includes: * station name and location (rounded to 1 km precision) * sample date * results for 35 inorganics (1991) * results for 8 volatile organic compounds (2009)

This dataset consists of man-made point features in a transportation network. Transport point features include: * Culvert Railway Symbolized - a enclosed drain under a railway * Culvert Roadway Symbolized - an enclosed drain under a roadway * Turntable Railway - a rotatable platform with a track,...

This date set contains up-to date information regarding current and future roadwork occuring on provicnally owned and maintained highways, and is available to be viewed on Ontario 511 under the "construction and roadwork" layer. This data set can also be viewed on the Ontario 511 text report page...

This dataset represents unique Ontario waterbody location identification information including: * unique identifiers * geographic coordinates * geographic township * municipality * waterbody names, official and local (unofficial) This is a derived dataset from Named geographic features. This...

Number of visitors to Ontario grouped by main categories (Ontario, other Canada, US, and overseas). ## Related * Inbound visitor spending * Inbound visits by country * Inbound visitor spending by country * Inbound Visits by U.S. State * Inbound visitor spending by U.S. state [U.S.]: United States...