Government of Ontario

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...

Ontario-focused high resolution climate information and its application. The data contains the 50th percentile high resolution probabilistic projections of annual averaged temperature and precipitation over the province. It covers the: * 1970s * 2030s * 2050s * 2080s    This data is provided in...

This data contains location information for 1 of Ontario’s snow monitoring networks: * Surface Water Monitoring Centre (SWMC) Snow course data is collected by: * conservation authorities * Ontario Power Generation * Ministry of Natural Resources (MNR) districts Data is collected twice a month...

This data summarizes the current and previous years’ moose tag allocation process results by: * year * Wildlife Management Unit (WMU) * moose type * season * allocation stage * minimum points required * tags available and number of applicants at each choice * total number of unique applicants...

This data breaks down the results of previous years’ moose tag allocation process results by: * year * Wildlife Management Unit (WMU) * moose type * season * allocation stage * choice * points of applicants * number of applicants * tags available * tags awarded * tags claimed Definitions of these...

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...

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...

Data from the former Kemptville, Midhurst and Aylmer Districts were compiled in this dataset to show forest areas on private land, managed by the landowner in cooperation with the Ontario Ministry of Natural Resources under the Woodlands Improvement Act (WIA). The WIA allowed for 15-year...

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...

This data represents the Ministry of Natural Resources (MNR) administrative boundaries from 1997-2022. Ministry of Natural Resources (MNR) administrative areas divide Ontario into smaller organizational units. These units were used to manage ministry programs and resources at a district and...

A trapline area is a polygon feature that identifies a ministry-regulated boundary used to administer traplines and fur management programs.

​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 dataset contains the Great Lakes Shoreline Ecosystem (GLSE) inventory, which is a geospatial digital inventory of: * ecosite polygon mapping * field survey calibration points * associated ground level ecological data It replaces Great Lakes Shoreline Ecosystem mapping products versions 1.0...

A bear management area is a polygon feature that identifies a ministry-regulated boundary used to manage, administer and enforce the licensed black bear hunting tourism program.

Broad management guidance is applied across each Cervid Ecological Zone (CEZ) to help set local population and habitat objectives. CEZs reflect the overarching cervid management intent at the landscape level. The foundation for CEZs is Ontario’s Ecological Land Classification, with consideration...

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...

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...

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...

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...

Every year, the Ministry of the Environment Conservation and Parks publicly releases the Environmental Compliance Report on the Ontario Data Catalogue. In Ontario, all facilities with regulated wastewater discharges or air emissions under the Ontario Water Resources Act and the Environmental...