Government of Ontario

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 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...

Recipients of a community fund that issues grants to organizations working to protect and restore the Great Lakes. Organizations could receive a grant up to $25,000 for projects. The fund is open to: * not-for-profit organizations * First Nations communities and organizations * Metis communities...

The Ministry of the Environment, Conservation and Parks started a project to determine the potential levels and occurrence of neonicotinoid insecticides in Ontario source waters and treated drinking waters, in support of Ontario's Pollinator Health Action Plan. Samples were collected from four...

This dataset provides water quality analyses of lake surface samples and river samples collected throughout the ice-free season (May/June to October) from 2016 to 2019 from the Lake St. Clair nearshore, with a focus on the Thames River discharge area. Data includes nutrients and related...

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...

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 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...

The Ministry of Agriculture, Food and Rural Affairs has created business, agri-food, and farm data profiles for: * each region in the province (Central, Eastern, Western, Southern, and Northern Ontario) * each county within regions * each township within counties * specific geographies in Ontario...