Datasets
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Guide to Eating Ontario Fish: Advisory Database
Ministry: Environment, Conservation and Parks
Fish consumption advisories for Ontario's lakes and rivers are available in the Guide to Eating Ontario Fish. The zip file below includes a GIS shapefile of all lake/river...Resource formats:
- ZIP
- CSV
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Sediment Chemistry (Great Lakes Nearshore Areas)
Ministry: Environment, Conservation and Parks
Data is collected each year, according to the lake-by-lake cycle. Information includes: sediment chemistry approximately 80 index and reference stations throughout the Great...Resource formats:
- XLSX
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Lake Simcoe Monitoring
Ministry: Environment, Conservation and Parks
The Lake Simcoe lake monitoring program provides measurements of chemical and physical water quality limits such as total phosphorus, nitrogen, chlorophyll a, pH, alkalinity,...Resource formats:
- ZIP
- SHP
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Provincial (Stream) Water Quality Monitoring Network
Ministry: Environment, Conservation and Parks
Provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chloride. The Provincial (Stream) Water Quality...Resource formats:
- CSV
- XLSX
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Climate data – High Resolution Projections
Ministry: Environment, Conservation and Parks
Ontario-focused high resolution climate information and its application. The data contains the 50th percentile high resolution probabilistic projections of annual averaged...Resource formats:
- ZIP
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Ontario Forest Biomonitoring Network
Ministry: Environment, Conservation and Parks
The Ontario Forest Biomonitoring Network (OFBN) monitors the health of mixed hardwood forests across southern and central Ontario. The data set includes: Individual Tree Data:...Resource formats:
- ZIP
- XLSX
- TXT
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Ontario Benthos Biomonitoring Network
Ministry: Environment, Conservation and Parks
Get data describing benthic-invertebrate (bottom dwelling aquatic invertebrates) community structure and habitat conditions in various waterbodies. This dataset includes:...Resource formats:
- ZIP
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Ontario Lake Partner
Ministry: Environment, Conservation and Parks
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...Resource formats:
- CSV
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Technical Standards Registry - Air Pollution
Ministry: Environment, Conservation and Parks
Access the list of facilities registered to a technical standard to manage industrial air pollution by the Ministry of the Environment, Conservation and Parks.Resource formats:
- CSV
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Permit to Take Water
Ministry: Environment, Conservation and Parks
Companies or organizations who take over 50,000 litres of water/day from a lake, river, stream or groundwater source, must obtain a Permit to Take Water from the Ministry of the...Resource formats:
- ZIP
- XLS
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Broadscale Monitoring Program Lake Water Chemistry
Ministry: Environment, Conservation and Parks
In 2005, the Province of Ontario implemented its Ecological Framework for Recreational Fisheries Management, a component of which was the establishment of standardized,...Resource formats:
- CSV
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Ambient Air Quality Criteria
Ministry: Environment, Conservation and Parks
Access the List of Ambient Air Quality Criteria (AAQC) set by the Ministry of the Environment, Conservation and Parks. An AAQC is not a regulatory value. It is a concentration...Resource formats:
- CSV
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Air Quality Stations
Ministry: Environment, Conservation and Parks
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...Resource formats:
- CSV
- ZIP
- TXT
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Air Quality in Ontario 2015
Ministry: Environment, Conservation and Parks
The Air Quality in Ontario Report summarizes the state of ambient air quality in 2015 and 10 year trends for key airborne pollutants affecting Ontario's air quality.Resource formats:
- CSV
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Inland Lakes and Streams – Water Chemistry
Ministry: Environment, Conservation and Parks
This data set includes information on water quality of lakes and streams across Ontario since 1976. It includes: major anions and cations nutrients chlorophyll metals Data...Resource formats:
- ZIP
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“Allowable List” of Pesticides for Cosmetic Use
Ministry: Environment, Conservation and Parks
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...Resource formats:
- CSV
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Tables of Drinking Water Threats
Ministry: Environment, Conservation and Parks
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...Resource formats:
- XLSX
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Water systems that sought regulatory relief due to COVID-19 pandemic
Ministry: Environment, Conservation and Parks
Ministry of the Environment, Conservation and Parks allowed temporary system-specific regulatory relief to address challenges posed by the pandemic such as operational...Resource formats:
- CSV
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Great Lakes Guardian Community Fund Recipients
Ministry: Environment, Conservation and Parks
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...Resource formats:
- CSV
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Inland Waters Lakes and Streams – Biological Communities
Ministry: Environment, Conservation and Parks
This dataset includes information on biological communities in lakes and streams across Ontario since 1976. Biological communities sampled include: crayfish Data were...Resource formats:
- CSV